OpenGLRenderer.cpp revision f57776b2d195f0937906eb88b777bb55ccc36967
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 24694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 255cbbce535744b89df5ecea95de21ee3733298260Romain Guy 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 27e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 34c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 36405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 39a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 51f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 52dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 53713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 54d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 84d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 86026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 105d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 108f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 110448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 111448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 112448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 113448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 114448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 115448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 116448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 117448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 118448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 119f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 120f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 121f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1223bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1233bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 124527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 125527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 12616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 127026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 128ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 129ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 130ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 13196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 13278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 135e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 136e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 13829d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 13929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 140e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 141e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 14387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 14487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 14587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 14687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 14787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 14887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 14987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 15087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 15113631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 15213631f3da855f200a151e7837ed9f6b079622b58Romain Guy 15313631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 154f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 155f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 156f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 159ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 160ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 161ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 162ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 163ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 164ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 165ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 166ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 167ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 168ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 16949c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 17049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 17149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 17249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 17385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 17435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 17535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 17735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 17835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 18035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 18135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 18235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 183f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik float dist = std::max(width, height) * 1.5; 184f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 185f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik if (DEBUG_ENABLE_3D) { 186f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: make view proj app configurable 187f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik Matrix4 projection; 188f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik projection.loadFrustum(-width / 2, -height / 2, width / 2, height / 2, dist, 0); 189f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik Matrix4 view; 190f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik view.loadLookAt(0, 0, dist, 191f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 0, 0, 0, 192f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 0, 1, 0); 193f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadMultiply(projection, view); 194f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.translate(-width/2, -height/2); 195f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } else { 196f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadOrtho(0, width, height, 0, -1, 1); 197f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } 198bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 199bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 200bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 201eb99356a0548684a501766e6a524529ab93304c8Romain Guy 202eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 203eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 204e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 205e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 207c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 208fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 209fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 21096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 2118aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 2128aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 21384962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 2148fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 215f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2167d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 2175f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 219ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 22311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 22745e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2297d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 23054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 23154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 23254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 23354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 23454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2355f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2362b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2377c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2387c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 23996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 24096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 24196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 24296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 24496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 24596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 24696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 24896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 24978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 25096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 25196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 25296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 25396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 25496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 25596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 25696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mSnapshot->fbo == 0) { 25796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 25896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 25996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 26096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 26196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 26296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 26396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2647c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2657c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 266dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 267dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 268dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 269dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2703bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 271dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 272f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 273f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 274f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 275f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 276dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 277dcfc836b457a87881da409e1acf251515f121446Romain Guy } 278dcfc836b457a87881da409e1acf251515f121446Romain Guy} 279dcfc836b457a87881da409e1acf251515f121446Romain Guy 2807c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 28178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 282586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 283ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2846b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 28544b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 286ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 28744b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2887c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 28944b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 290ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 291ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 292ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 293ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 294ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 295ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 296ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2976b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 298bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 299bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 30057b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 30154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 3025f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect* clip = &mTilingClip; 303c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 3045f803623559aab395a29d575c37c4e39c23a4b4eChris Craik clip = &(s->layer->clipRect); 30554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 30654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 307c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 308c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 309c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 310c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 311c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 312c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 313c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 31452036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 3152b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 3162b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3172b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 3182b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 31954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 3202b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3212b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 322b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 3237c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3242b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3252b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 326ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 327ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 328ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 329ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 330ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 331ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 33211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 333b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 33511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 33711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 33811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 33911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 34011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 34111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 34211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 34311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 34411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 34511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 34611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 34711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 34811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 34911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 35011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 351a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 352b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 35311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 354c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 355e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 35611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 35711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 35811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 35911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 360c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 36111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 36296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 36378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 36478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 36578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 36678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 36796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 368b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 369b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3706c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 371da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 372da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 373da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 374da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 375da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 376da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 3779ab2d1847552aa4169b4325aae1b1368d6947a9fChris Craik mCaches.resetActiveTexture(); 37850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 37915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 380f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 381ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3827c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 383da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 384da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3856c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 38608837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 38708837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 38835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3897c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 39035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3913e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3923e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3938025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 394586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 39582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 396746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 397da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 398a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3998aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 40050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 40150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 40250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 40350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 40450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 405da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 406da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 40735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 40835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 40935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 41035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 4117c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 41235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 41335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 41435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 41535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 41635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 418932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 4208f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 422ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 4248f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 425ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 426ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 4273d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 4288f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 429ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 430d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 431ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 432ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 433ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 434ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 435ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 436ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 437ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 438ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 439ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 440ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 441ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 442ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 443ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 444ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 445ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 446ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 447ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 448c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 449ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 450ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 451c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 452ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 453c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 454c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4558f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4568f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 457d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4588f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4598f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4608f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4618f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4628f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4638f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 464408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 465408eb12631376cbdc96803e918decf6ea804d346Chris Craik 466932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 467c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 468d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 46980911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 47080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 47180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 472d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 473d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 474d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 475d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 476d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 477d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 47808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 47908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 48008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 48108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 48208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 48308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4847b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4857b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 48608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 48780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 48825d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck bool dirtyClip = mDirtyClip; 48954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 49054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 49154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 49254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 49325d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck if (mCaches.enableScissor() || dirtyClip) { 49425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 49525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 49654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik interrupt(); 49754f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 49854f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // call functor immediately after GL state setup 4994a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 500cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 5018f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 50208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 503cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 5048f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 50565924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 506ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 5078f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 508cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 509cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 510daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 5114a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 512daf98e941e140e8739458126640183b9f296a2abChet Haase} 513daf98e941e140e8739458126640183b9f296a2abChet Haase 514f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 5180f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 5190f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 5200f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 5210f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 52887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 52987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 53087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 53187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 53287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 53387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 53487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 53587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 53687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 53787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 53887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 53987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 54087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 54187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 54287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 54387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 54487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 54587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5465f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 54787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 54887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5495f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 55087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 55187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 552627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 55387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 554627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 555627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 556627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 55787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 558627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 559627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 560627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 56187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 562627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 563627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 564627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 56587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 566627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 567627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 56887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 56987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 57087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 57187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 57278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 57378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t count = mWidth * mHeight; 57478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 57578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glReadPixels(0, 0, mWidth, mHeight, GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 57678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 57778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 57878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 57978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 58078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 58178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 58278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 58378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 58478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 58578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 58678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 58787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 58811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 58911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 59111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 594405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 595405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 59711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5987c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5997c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 6007c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 6017c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 60211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 60402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 60596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 61011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 61111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 6145bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 61534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 61611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 61711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 61811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 62011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 62111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 62211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 62311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 62496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 62596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 62696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 62711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 62811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 62996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 63096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 63196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 63296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 63396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 63411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 6351206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6361206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 63711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 63996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 64096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 64196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 64596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 64696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 64796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 64896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 64996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 65096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 65196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 65296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 65396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 65496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 65596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 65696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 65796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6581206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6591206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 66096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 66102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 66202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 663405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 66402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 66502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 666405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 667405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 66802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 66902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 67096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 67196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 67296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 67396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 67411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 67596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 67611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 67711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 67911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 68011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 68111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 68202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 68302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 68402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 68502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 68602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 68702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 68802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 68902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 69002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 69111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 69211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 69311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 69411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 69511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 696e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 697e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 698e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 699e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 700e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 701e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 702e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 703e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 704e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 705e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 706e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 707e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 70811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 70911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 71011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 71111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 71211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 71311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 71411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 71511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 71611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 71711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 71811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 71911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 720405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 721405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 722405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 723405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 724405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 725405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 726405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 727405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 72811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 729f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 730f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 731f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 732bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 7337ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 734bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 735bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 736bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 7378aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 738bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 739bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 740bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 7412542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 7422542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7437ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 744bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 745bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 746bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 7478fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 748bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7498fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 7502542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7517ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 752bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 753bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7548aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 7558aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 7568fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 757bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 758bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 759bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 7607ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 761bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 762eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 763bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 764bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 7657ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 766bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 767eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 768eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 769eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 770f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.load(current->orthoMatrix); 771eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 772eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7738b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 7748b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 7758b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 7762542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 777746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7788fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7792542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7805ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7817273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7827273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 7835ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7847273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7855ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7865ec9924d24495822b589f1a17996655d66273b30Romain Guy 7872542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 788d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7895cbbce535744b89df5ecea95de21ee3733298260Romain Guy 790f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 791bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 792bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 793bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 794bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 795ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 796eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 797d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 798af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 799e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik createLayer(left, top, right, bottom, alpha, mode, flags); 800dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 801d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 802d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 803bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 804bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 805d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 806d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 807d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 808d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 809d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 810d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 811d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 812d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 813d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 814d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 815d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 816d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 817d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 818d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 819d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 820d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 821d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 822d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 823d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 824d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 825d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 826d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 827d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 828d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 829d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 830d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 831d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 832d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 833d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 834d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 835d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 836d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 837d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 838408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 839408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 840408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 841408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 842408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 843408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 844408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 845408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 846408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 847408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 848408eb12631376cbdc96803e918decf6ea804d346Chris Craik 849d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 850d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 851d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 852d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 853d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 854d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 855d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 856d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 857d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 858d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 859d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 860d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 861408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 862d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 863408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 864d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 865d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 8660e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 867d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 868d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 869d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 870d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 871d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 872d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 873d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8916b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8926b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8936b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8946b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 89987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 9001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 9011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 9021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 9031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 9041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 9051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 9061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 9071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 9081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 9091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 9101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 9111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 9121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 9131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 9141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 9151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 9161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 9171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 9181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 91987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 92087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 92187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 92287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 92387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 9241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 925d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 926e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik int alpha, SkXfermode::Mode mode, int flags) { 927eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 928fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 929dda570201ac851dd85af3861f7e575721d3345daRomain Guy 930eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 931eb99356a0548684a501766e6a524529ab93304c8Romain Guy 932f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 933d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 9348aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 935d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 936408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 937dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 938dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 939408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 940b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 941b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 942dda570201ac851dd85af3861f7e575721d3345daRomain Guy 943a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9448550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 945f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 946f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 947bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 948bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 9499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 9508aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 9519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 9529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 953c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 954a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 9557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 956dda570201ac851dd85af3861f7e575721d3345daRomain Guy 9578fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 958d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 959d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 9601d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9617273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 962eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 963e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 964eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 965eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 967514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 969b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 970b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 971b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 972b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 973b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 974b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 9759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 976514fb18827186591d66973c2362c859b64b63556Romain Guy } 9777b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 978b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 979b254c242d98f4a9d98055726446351e52bece2c6Romain Guy mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 980b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 98154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 98254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 983ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 984eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 985f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 986d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 987bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 988bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 989e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 990c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 993d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 994c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 995c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 996d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 997d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 998d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 999d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 1000d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 1001f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mSnapshot->orthoMatrix.load(mViewProjMatrix); 10025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10032b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 10047c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 10055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 10069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 10079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 10085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 10109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 10110908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 10129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 10135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 10169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 10175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1018f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 10195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 1021586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 10228f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 10235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 10245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 10255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 10275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 10295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 1030f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 1031f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: determine best way to support 3d drawing within HW layers 1032f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 10335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 10355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 10381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 10391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 10401d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 10411d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 10423762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 10431d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 10441d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10451d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 10468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 10478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 10485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 1049eb99356a0548684a501766e6a524529ab93304c8Romain Guy 105039a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 1051f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 1052f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik &clipRequired, false); // safely ignore return, should never be rejected 105339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 105439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 1055eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10562b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 10572b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1058e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 1059e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 10608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1063eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 1064eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 10657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10662b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 10672b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 1068eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1069eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1071f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1075f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1076f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 107703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10788b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1079a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1083eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 10859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1087171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1090171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1091171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 1094a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 1095a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 1096a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 1097a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 1098a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 10999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1100a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 1101eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 11021d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1103746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1104746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1105eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 11068550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 11071d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1108603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 11091d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 11101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 11111d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1112aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 11132458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 1114aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1115aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 11169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 11178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 11188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 11198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 11208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 11218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1122aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1123aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 11249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1125aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1126aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1127aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 11289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 11299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 11308f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 11319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 11328f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 11333b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1134ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1135ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 11363b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11373b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1139d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11404063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 11414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1143d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11444063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 11454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 11469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 11483380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 1149aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1150aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1151aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1152aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 11549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1155aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1156aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1157aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 11585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 11609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 11613b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1162ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1163b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1164b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1165b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 11683b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11693b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1172d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1174d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 117716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1178e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1180e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11813380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 11829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1184aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1185aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1186aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1187aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1188aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1189aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 119234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 119334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 119434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 119534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 119634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 119734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 119834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 119934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 120034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 120134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 120234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 120334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 120434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 120534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 120634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 120734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 120834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 12095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 12105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 12119fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 12129fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 121334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 12149fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 12155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 12175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1219211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 12216c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 12226c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 12236c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 12246c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 12256c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 12266c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 12276c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 12286c5b9be7450903762f676522c32d65f7545730dfChris Craik } 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 123016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 12319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 12329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1233f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 12368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 12388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 12398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 124103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy uint32_t numQuads = 0; 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12437230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 12447230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1245ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 12469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 12477230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 12487230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 12497230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1250ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 12519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 12523b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 12533b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 12543b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 12559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1256d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 12574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 12584063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 12599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1260d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 12614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 12624063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 12639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 12643380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 12655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1270f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1272f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 128231e08e953fe7bdb1b1cbc247156cb6a19917a2f1Romain Guy if (numQuads >= gMaxNumberOfQuads) { 128334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 128434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 129134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 129234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1296e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 12975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 13005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1304e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 13053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 13063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 13073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 13083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 13093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 13103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 13113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 13123a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 13133a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 13143a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 13153a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 13163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 13173a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 13183a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 13193a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 13203a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 13213a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 13223a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 13233a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 13243a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 13253a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 13263a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1327e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 13283a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 13298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 13308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 13318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 13328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 13348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 13358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 13368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 13378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 13388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 13398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 13408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 13418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1343448455fe783b0a711340322dca272b8cc0ebe473Romain Guy drawColorRects(rects.array(), rects.size(), color, mode, true, dirty, false); 13448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1348f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 13505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1351f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1357f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1359f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13601bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13611bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13621bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13631bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 13641bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 13651bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13661bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13671bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13681bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1374448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1375448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1376448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1377448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 13783380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1379448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1380448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1381448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1382448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1383448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1384448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1385448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1386448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1387448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 138854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 138954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 139054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 139154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 139254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 139354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 139454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 139554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 139654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 139754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 139854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 139954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 14008a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 140154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1402448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 140354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 140454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 140554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 140654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 140754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 140854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 140954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 141054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 141154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 141254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 141354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 141454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1415e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1416e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1417e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1418e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 141954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 142054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 142154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 142254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 142354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 142454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 14254063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 14264063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 142754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 14284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 14298a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 14308a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 143154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 143254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 143354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 143454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1435e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 143654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 143754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 143854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1439bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1440c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1441c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1442c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1443ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1444c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1445c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1446c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1447ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1448ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1449ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1450ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 145128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 14525e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 14535e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 14545e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 14555e49b307eb99269db2db257760508b8efd7bb97dChris Craik 145628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if(!clippedBounds.intersect(currentClip)) { 1457ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1458ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1459ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 146028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1461a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 146228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (!currentClip.contains(state.mBounds)) { 146328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 146428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 146528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 146628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 146728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 146828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 146928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 147028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1471ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1472d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1473d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1474d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1475ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1476c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1477ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1478ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1479527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1480527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1481ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1482c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1483c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14847273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14857273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1486c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 14877273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 14887273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1489c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1490c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1491c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1492527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 14933b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 14947273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 14957273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1496ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1497527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 149828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 149928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1500ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1501ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1502c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1503c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 150428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 150528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 150628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 150728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 150828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 150928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 151028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 151128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 151228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 151328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 151428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 151528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 151628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1517527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 151828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1519527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1520527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1521c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1522f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1523f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1524f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1525f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 15264c2547fa9244e78115cde0a259291053108c3dc7Romain Guy currentTransform().translate(dx, dy); 1527f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1528f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1529f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 15303b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1531f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1532f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1533f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 15343b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1535f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1536f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1537807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 15383b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1539807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1540807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1541f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1542e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 15433b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1544e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 15453b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1546e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1547f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1548f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1549b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 15503b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1551b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1552b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1553f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 15543b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1555f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1556f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1557f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1558f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mat4 transform(*matrix); 1559f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik currentTransform().multiply(transform); 1560f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1561f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1562f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1563f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1564f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1565f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1566bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1567e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1568e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 15698f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 15708a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 15718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 15728a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 15738a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15749d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 15759d5316e3f56d138504565ff311145ac01621dff4Romain Guy 15768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 15788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 15808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 15828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 15868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 15878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1588c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1589c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1590c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1591c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1592c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15938d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15943bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1596c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1597f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 16008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 16028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 16038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 16058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 16068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 16078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 16098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 16118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 16138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 16148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 16158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 16168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 16178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 16188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 16208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 16218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 16238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 16248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 16258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 16278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 16288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 16298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 16313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16323ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 16333ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 16343ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 16353ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 16363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 16378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 16398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 16428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16439d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1644079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1645bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1646bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 1647f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1648f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Calculates whether content drawn within the passed bounds would be outside of, or intersect with 1649f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * the clipRect. Does not modify the scissor. 1650f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1651f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param clipRequired if not null, will be set to true if element intersects clip 1652f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * (and wasn't rejected) 1653f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1654f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param snapOut if set, the geometry will be treated as having an AA ramp. 1655f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * See Rect::snapGeometryToPixelBoundaries() 1656f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1657f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::calculateQuickRejectForScissor(float left, float top, 1658f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik float right, float bottom, bool* clipRequired, bool snapOut) const { 165939a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 16608a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 16618a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 16628a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 16638a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 16643b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 166532f05e343c5ffb17f3235942bcda651bd3b9f1d6Chris Craik r.snapGeometryToPixelBoundaries(snapOut); 16668a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 16678a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 16688a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 16698a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 167039a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!clipRect.intersects(r)) return true; 167135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1672f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // clip is required if geometry intersects clip rect 167339a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (clipRequired) *clipRequired = !clipRect.contains(r); 167439a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 167535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 167635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1677f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1678f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false if drawing won't be clipped out. 1679f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1680f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Makes the decision conservatively, by rounding out the mapped rect before comparing with the 1681f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * clipRect. To be used when perfect, pixel accuracy is not possible (esp. with tessellation) but 1682f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * rejection is still desired. 1683f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1684f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * This function, unlike quickRejectSetupScissor, should be used where precise geometry information 1685f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * isn't known (esp. when geometry adjusts based on scale). Generally, this will be first pass 1686f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * rejection where precise rejection isn't important, or precise information isn't available. 1687f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1688f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectConservative(float left, float top, 1689f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik float right, float bottom) const { 1690f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1691f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik return true; 1692f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik } 1693f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 1694f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik Rect r(left, top, right, bottom); 1695f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik currentTransform().mapRect(r); 1696f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik r.roundOut(); // rounded out to be conservative 1697f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 1698f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik Rect clipRect(*mSnapshot->clipRect); 1699f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik clipRect.snapToPixelBoundaries(); 1700f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 1701f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (!clipRect.intersects(r)) return true; 1702f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 1703f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik return false; 1704f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik} 1705f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 1706f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1707f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1708f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1709f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1710f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1711f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1712f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1713672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1714f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool clipRequired = false; 1715f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 17165e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1717f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1718cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1719f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1720f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1721f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1722f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1723cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1724cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1725f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, &clipRequired, snapOut)) { 1726dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1727dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1728dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 172939a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!isDeferred()) { 1730f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // not quick rejected, so enable the scissor if clipRequired 173139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1732586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 173339a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1734c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1735c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 17368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1737735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 17388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 17398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 17408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 17418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 17428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1743735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 17448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 17453b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 17468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 17478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 17488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1749735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 17508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 17517ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 17528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 17538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 17548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 17558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1756b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy return OpenGLRenderer::clipPath(&path, op); 1757e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1758e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1759735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 17608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 17613b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 17628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 17638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 17648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 17658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 17668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 1767b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy if (!mSnapshot->previous->clipRegion->isEmpty()) { 1768b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy clip.setRegion(*mSnapshot->previous->clipRegion); 17698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 1770b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy if (mSnapshot->previous == mFirstSnapshot) { 1771b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy clip.setRect(0, 0, mWidth, mHeight); 1772b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy } else { 1773b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy Rect* bounds = mSnapshot->previous->clipRect; 1774b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 1775b7b93e00893f5c690a96bd3e0e10583bc5721f83Romain Guy } 17768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 17778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 17788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 17798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 17808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 17818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 17828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 17838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 17848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 17858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1786735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1787735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1788735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 17898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 17908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 17918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 17928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 17938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1794735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1795735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1796a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1797a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1798a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1799a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1800f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 180370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1805f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 18068a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 180754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 18088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 18098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1810b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1811b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1812b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1813b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 18148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 181570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 18163ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 181770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 18183ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 182370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 18243ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 18253ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 18263ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 18273ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 18283ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 18293ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 183078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 183178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 183470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 183570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 183670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1839ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1840ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1841ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1842ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1843ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1844ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1845aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1846aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1847aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1848aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 184915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1850ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 185115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 185215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1853710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 185499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 18555b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18565b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 18578d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 18588d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1859886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1860886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1861886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 186270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1863e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 186470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 186686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 186786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1868886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1869886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1870886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 187186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1872e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 187386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 187486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 18754121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 18764121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 18774121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18784121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 188070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 188170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 188270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 188370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 188470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1885e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 188670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 188870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1889c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1890c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 189170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 189270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 189470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1895c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1896c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 189770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 189870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1900f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1901f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1902f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1903f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 190454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1905f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1906f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1907f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 190870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1909f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1910f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1911f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1912c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1913c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1914c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 191570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 191670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 191770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1918f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1919f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1920f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1921c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1922c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1923c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1924c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 192570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 192670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 192770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 192870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 192970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 193070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 193170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 193270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 193370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 193470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19354063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 19364063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 193770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 19384063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 193970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 194070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 19414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 194286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 194386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 1944f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, currentTransform(), offset); 19454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 194686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1947f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, mat4::identity(), offset); 19484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 194986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 195070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 195170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 195270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1953c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 195470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 195570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 195670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 195770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 195886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 19595536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 196086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 19615536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 19625536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 19635536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 196470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1965c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 196670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 19674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 19684063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // because it was built into modelView / the geometry, and the SkiaShader needs to 19694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // compensate. 19704063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mat4 modelViewWithoutTransform; 19714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik modelViewWithoutTransform.loadInverse(currentTransform()); 19724063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik modelViewWithoutTransform.multiply(mModelView); 19734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mModelView.load(modelViewWithoutTransform); 197470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1975c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1976c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 197770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 197870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 197970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 198070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1981c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1982c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 198370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 198470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 198570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19864121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 19874121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 19884121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 19894121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 199070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1991f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1992cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 199315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 199470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 199570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 199670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1997257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 19982d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 199915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 200070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 200170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 2002aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 2003aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 20042d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 200515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 2006aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 2007aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 20088f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 20098f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 20108f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 20118f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 20128f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 2013aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 2014aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 2015aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 2016aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 201770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 2018f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 20193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 2020f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 202170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 2022f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 202370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 2024d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 2025cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 202615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 2027cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 202815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 202915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 203015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 203115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 203215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 2033ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 2034ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 2035ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 2036ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2037ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 2038ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 2039ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 2040ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2041ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2042ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2043ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 2044ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 2045ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2046ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2047ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 2048ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 2049ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 20503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 20513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 20523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 20533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 20543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 20553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 20563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 20573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 20583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 20593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 20603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 20613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2062cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 206315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 2064cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 20658d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 206670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 206770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 2068448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 2069f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 2070448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mCaches.bindIndicesBuffer(); 2071cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 20725b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 20735b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 207470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 2075f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 2076f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 2077f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2078ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 2079ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 208058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 2081f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 20820fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 20830fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 208404c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 2085f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 2086f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik displayList->computeOrdering(); 2087d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 208858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 2089ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 2090ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 209158d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 2092c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 2093c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 209428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 209528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik DeferredDisplayList deferredList(*(mSnapshot->clipRect), avoidOverdraw); 2096ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 2097ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 209896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 209996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 210058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 210196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 2102f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 21030fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 21047b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 21056554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 21060fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 21070fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 2108c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 2109ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 21107031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 2111ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 2112ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 2113ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 2114a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 2115a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 2116a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 2117a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 2118a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2119886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2120886b275e529e44a59c54b933453d9bc902973178Romain Guy 2121a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2122a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2123a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2124886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2125886b275e529e44a59c54b933453d9bc902973178Romain Guy 2126a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 21273b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 21283b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 21293b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 2130a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2131a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2132886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2133886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2134886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 21355b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2136e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 21373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 21383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2139886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 21403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 21413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2142a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2143a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 214403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 214503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 214603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 214703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 214803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 214955b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guystatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, AssetAtlas::Entry* entry, int bitmapCount, 2150996fe656340ede058a6f0e6b18f9ec525ddb4e27Chris Craik TextureVertex* vertices, bool pureTranslate, const Rect& bounds, SkPaint* paint) { 2151527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 215255b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2153527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 21543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2155527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2156527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2157527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2158527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2159527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2160527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2161527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 2162996fe656340ede058a6f0e6b18f9ec525ddb4e27Chris Craik texture->setFilter(pureTranslate ? GL_NEAREST : FILTER(paint), true); 2163527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2164527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2165527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2166527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2167527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2168527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2169527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 21703380cfdc77100e87aa8390386ccf390834dea171Romain Guy &vertices[0].x, &vertices[0].u, 21714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 21724063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2173527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2174527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2175527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 21763380cfdc77100e87aa8390386ccf390834dea171Romain Guy &vertices[0].x, &vertices[0].u, 21774063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 21784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2179527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2180527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2181527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2182527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2183527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2184486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 21856926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 21866926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 21876926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2188f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2189486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21906926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2192a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2194486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 219522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 219622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2197211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2198a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2199a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2200a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2201a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2202486590963e2207d68eebd6944fec70d50d41116aChet Haase 2203486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22048ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 22058ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2206486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2207f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2208f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2209f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2210f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2211f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 2212486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22136926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22146926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2215a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2217486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 221822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 221922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 22205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 22215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 22225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 22235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2224886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy } 22295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2230486590963e2207d68eebd6944fec70d50d41116aChet Haase 2231486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2232f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2233f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2234486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2235e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2236e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2237e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2238f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2239486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2240e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2241e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2242e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2243e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2244e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2245e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2246886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2247886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2249886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2250886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2251486590963e2207d68eebd6944fec70d50d41116aChet Haase 2252486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2253e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2254e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2255486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 22565a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 22575a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2258486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22595a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22605a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 226139a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 226239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 226339a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2264b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2265b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2266b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2267b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2268b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2269a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2270b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2271ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2272ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2273ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2274ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2275ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2276ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2277ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2278ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2279ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2280ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2281a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 22823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 22833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 22843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 22853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 22875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 22885a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 22895a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 22905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 22915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 22925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 22935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 22945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 22953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 22963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 22985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 22995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 23005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 23015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 23025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 23035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 23045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 23055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2306ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2307ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2308ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 23095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2310ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2311ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2312ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2313b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2314a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2315a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2316a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2317a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 23185a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 23195a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 23205a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2321f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2322ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2323a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2324a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2325a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2326ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 23273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 23283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 23293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 23303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 23313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2332ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2333a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2334a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2335a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2336a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2337a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2338a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2339a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2340a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2341a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2342ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2343ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2344a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 23453b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2346b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2347b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2348ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2349ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2350ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2351ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2352ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2353ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2354ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 23554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2356ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2357ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2358ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 23593380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2360ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2361ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2362ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2363ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2364ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2365ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2366ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2367ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2368ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2369486590963e2207d68eebd6944fec70d50d41116aChet Haase 2370486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 23715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 23725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2373486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 23748ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 23758ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 23765c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 2377f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2378486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23806926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2381a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 23823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2383486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 238422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 23858ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23868ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 23878ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2388c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 23893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 23903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 23913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 23923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 23933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 23943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2395c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 239603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 23978ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 23988ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 239903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 240003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 240103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 240203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2403d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2404d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2405886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2406886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 24076620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2408886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2409886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2410886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2411886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2412c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2413886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2414b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 24153b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 24163b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 24173b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2418886b275e529e44a59c54b933453d9bc902973178Romain Guy 2419886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2420886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2421886b275e529e44a59c54b933453d9bc902973178Romain Guy 2422886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2423886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2424886b275e529e44a59c54b933453d9bc902973178Romain Guy 2425886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2426886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 24276620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2428d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2429886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2430886b275e529e44a59c54b933453d9bc902973178Romain Guy 2431886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2432886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2433886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2434886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2435886b275e529e44a59c54b933453d9bc902973178Romain Guy 2436886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2437886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2438886b275e529e44a59c54b933453d9bc902973178Romain Guy 2439886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2440886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2441886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2442886b275e529e44a59c54b933453d9bc902973178Romain Guy 2443886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2444886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2445886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2446886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 24473380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2448886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2449886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2450886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2451886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 24523380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2453886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2454886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2455886b275e529e44a59c54b933453d9bc902973178Romain Guy 2456886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2457886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 24586620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 24598ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 24608ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2461486590963e2207d68eebd6944fec70d50d41116aChet Haase 2462486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2463ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2464ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 24653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 24665c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2467f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 24684c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 24694c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 24704c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 24714c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 24724c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 24734c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 24744c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 247503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2476be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2477be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 247803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 247903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float left, float top, float right, float bottom, SkPaint* paint) { 2480f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2481486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 24826926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 24836926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2484211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2485a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2486a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2487a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2488a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 24893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2490a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2491a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2492a4adcf0239039eb8f005be252409901c41b28839Romain Guy 249303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 249403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 249503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 249603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 24973b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 24985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 24998168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 25003b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 25013b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 25025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 25035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 25048ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2505211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2506c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2507c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2508c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 25096620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2510c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 25113b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 25126620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 25135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 25145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 25155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 25164063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2517211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 25183b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 25193b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 25206620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 25213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 25223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 25234063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 25244063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 25254063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 25266620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 25274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 25284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 25294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 25304063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2531054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2532486590963e2207d68eebd6944fec70d50d41116aChet Haase 2533486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2534f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2535f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 253603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 253703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 253803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 253903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 254003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 254103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatches(SkBitmap* bitmap, AssetAtlas::Entry* entry, 254203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy TextureVertex* vertices, uint32_t indexCount, SkPaint* paint) { 254303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 254403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 254503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 254603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 254703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 254803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 254903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 255003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 255103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 255203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 255303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 255403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 255503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, alpha / 255.0f, 25563380cfdc77100e87aa8390386ccf390834dea171Romain Guy mode, texture->blend, &vertices[0].x, &vertices[0].u, 25574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 255803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 255903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 256003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 256103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 256265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 256365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 25644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 25654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 25666d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2567bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 256865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2569bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2570bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 257165cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 257265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 257365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 257465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2575710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2576710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2577710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2578710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2579710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2580710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2581710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2582710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 25834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, 0, 0, 0, 0); 2584710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2585710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 25864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(); 2587858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2589710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2590cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2591710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2592710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 25936ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2594710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2595710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2596710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2597710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 25986ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2599710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 26006ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 26016ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2602710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 26036ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 26046d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 26057b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2606710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 26076ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 260804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 260965cd612face362d054a85d0f7e5881c59cd523beChris Craik 261065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2611858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2612858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2613858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 261465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 261565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 261665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 261765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 261865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 261965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 262065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 262199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 262265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 262365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 262465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 262565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 26267b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2627c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2628c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2629f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik PathTessellator::expandBoundsForStroke(bounds, paint); 2630c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2631c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 26327b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 263365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 263465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 26357b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 263665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 263765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 263865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 263965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 264065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 264165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 264265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 264365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 264465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 264565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 264665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 264765cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 264865cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 26497b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 265065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 26517b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 265265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 265365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 265465cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2655d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2656f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2657f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2658d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2659d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2660d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 26613b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2662486590963e2207d68eebd6944fec70d50d41116aChet Haase 266365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 266465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 26655b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 26665b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2667486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 26686d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (mSnapshot->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2669ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 26706d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 26717b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 26726d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 26736d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 26746d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik PathTessellator::tessellatePoints(points, count, paint, mSnapshot->transform, bounds, buffer); 26757b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2676f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2677f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 26786d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2679ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2680ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 26816d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2682486590963e2207d68eebd6944fec70d50d41116aChet Haase 26836d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 26846d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2685ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2686ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2687486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2688e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2689486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2690e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2691ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2692ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 269370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 26943d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2695486590963e2207d68eebd6944fec70d50d41116aChet Haase 2696486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2697c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26989d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2699486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2700486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2701486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 270201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 270301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 270401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 270501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 270601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 270701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2708486590963e2207d68eebd6944fec70d50d41116aChet Haase 2709486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 271001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 271101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2712486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2713710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2714f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (mSnapshot->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2715257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2716710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2717710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 271801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2719cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2720710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2721c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2722710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2723710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2724710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2725710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2726710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2727710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2728cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2729cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2730cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2731cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2732cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2733cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2734710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 273565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2736c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 273701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2738710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2739f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (mSnapshot->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2740257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2741257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2742710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2743710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2744cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2745710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2746c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2747710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2748710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2749710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2750710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2751cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2752cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2753cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2754cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2755cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 275665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2757c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 275801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2759486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2760710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2761f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (mSnapshot->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2762257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2763710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2764710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 276501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2766cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2767710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2768c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2769710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2770710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2771710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2772710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2773710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2774cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2775cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2776cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2777710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 277865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2779c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2780c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2781486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2782780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2783f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (mSnapshot->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2784257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2785780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2786780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 27878b2f5267f16c295f12faab810527cd6311997e34Romain Guy 27888b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2789780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 27908b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 27918b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2792780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 279365cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2794780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2795c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2796780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2797780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2798780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2799780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2800780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2801780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2802780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2803780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2804780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2805780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2806780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2807780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2808780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2809780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2810780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2811780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2812780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 281365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 28148b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 28158b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2816cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2817cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2818cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2819486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2820f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (mSnapshot->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2821257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2822486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 28236926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 28246926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2825710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2826cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2827cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2828cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2829cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2830cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2831c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2832cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2833cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2834cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2835cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2836cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2837cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2838cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2839cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2840cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 284165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2842026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2843026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 28443b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2845710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2846710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 284765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2848858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2849710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 285065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2851858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2852c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 28539d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2854416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2855416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2856416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2857416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2858416a847633680d94efb926837efdc18726d54918Raph Levien 2859416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2860416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2861416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2862416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2863c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2864cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2865cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2866cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2867416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2868416a847633680d94efb926837efdc18726d54918Raph Levien 2869c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2870c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2871416a847633680d94efb926837efdc18726d54918Raph Levien 2872c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2873c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2874c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2875416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2876416a847633680d94efb926837efdc18726d54918Raph Levien } 2877416a847633680d94efb926837efdc18726d54918Raph Levien 2878416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2879416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2880416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2881416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2882416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2883416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2884416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 28854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 28864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2887416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2888416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2889416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2890416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2891416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2892416a847633680d94efb926837efdc18726d54918Raph Levien 2893416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2894416a847633680d94efb926837efdc18726d54918Raph Levien} 2895416a847633680d94efb926837efdc18726d54918Raph Levien 2896768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2897768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2898768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2899768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2900768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2901486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2902eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2903768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2904486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2905eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2906eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2907671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 29083b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2909486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2910671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2911671d6cf460531825a321edb200523d0faa7792c9Romain Guy 291239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 291339a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2914671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2915671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 29163b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2917671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 29183b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 29193b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2920671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2921671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2922b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2923c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2924671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2925671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2926671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2927671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2928671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2929c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2930e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2931e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2932416a847633680d94efb926837efdc18726d54918Raph Levien } 2933416a847633680d94efb926837efdc18726d54918Raph Levien 2934671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 29353b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2936671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2937671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2938671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2939257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2940671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2941671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2942671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2943671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2944211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2945671d6cf460531825a321edb200523d0faa7792c9Romain Guy 29461e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2947671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2948257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2949671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2950671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 29513b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2952671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2953671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2954671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2955671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2956486590963e2207d68eebd6944fec70d50d41116aChet Haase 2957486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2958eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2959eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2960624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2961624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2962624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2963624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2964624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2965624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2966b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2967624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2968624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2969624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2970624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2971624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2972624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2973624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2974624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2975624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 297641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 297741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2978527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2979527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2980527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 298128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 298228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 298328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint) || 2984f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 298528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 298628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2987cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2988cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 29893a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 29903a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2991624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2992624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2993624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2994c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2995211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2996624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2997624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 29986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 29996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 300086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 300186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 300286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 30039d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 3004c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 3005c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 3006c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 3007c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 3008c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 3009c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 30101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 30111e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 301219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 301319d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 3014624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 3015624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 3016624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 3017624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 3018624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 3019624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 3020624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 3021624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 3022624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 3023624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 3024624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 3025624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 30263b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 3027c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 30286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 3029a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 3030257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 303106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 3032624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 3033624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 303441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 30355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3036996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 30371e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 3038527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 3039527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 3040527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 3041a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 30428b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 30438b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 30448b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 304541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 3046996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 30478b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 304841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 3049996e57c84368058be793897ebc355b917a59abc2Raph Levien } 30504ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3051527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 3052624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 305341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 3054a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 305541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 30565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 3057694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 3058e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 3059486590963e2207d68eebd6944fec70d50d41116aChet Haase 3060486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3061694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 3062694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 3063486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 3064325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 3065768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 3066486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 306703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 306803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 306939a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 307039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 307139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 3072b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 3073c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 3074257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 307503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 307603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 307703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 307803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 30791e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 30809777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30819777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 30829777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 308303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30849777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30859777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30869777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30871e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 30889777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30893b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30909777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30919777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30929777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3093486590963e2207d68eebd6944fec70d50d41116aChet Haase 3094486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3095325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3096325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3097486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3098486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3099dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3100a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 31017fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3102fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3103486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 310422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 31057fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 31068b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 31078b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 31088b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 310901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3110486590963e2207d68eebd6944fec70d50d41116aChet Haase 3111486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31127fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 31137fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3114a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 311535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3116486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 31176c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 31186c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3119b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3120b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3121b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3122b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3123b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 31243b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3125b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3126b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3127b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 312839a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 3129f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 3130f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, false); 31314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 313235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3133b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3134b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3135b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 313635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 313735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 313835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 31395bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 31402bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 314139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 3142a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 31436c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3144211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3145c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3146c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3147e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3148c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 314934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 315034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3151c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 315216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3153c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3154c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 31558168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3156c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 31579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3158c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3159c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3160c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 31619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 31623b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 31633b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 31643b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 31659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3166d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 31674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 31684ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 31699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3170d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 31714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 31729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 31739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3174c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3175448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 3176448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 3177448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3178448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 3179448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 3180448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 31813380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3182448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3183448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 3184448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3185448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 3186448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 3187448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 3188448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 3189448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 3190c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 31913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3192e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 31933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3194c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31954ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3196c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3197e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31985bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31995bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 32004ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 32014ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 32024ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3203f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 320434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3205486590963e2207d68eebd6944fec70d50d41116aChet Haase 3206b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3207b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3208b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3209b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3210486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 32116c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 32126c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 32136926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3214d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3215d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3216d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3217d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3218c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 321906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 322006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 322106f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3222c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3223c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 32248aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 322506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 32267fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 32277fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3228d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3229db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3230db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3231db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3232db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3233c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3234db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3235db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3236db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3237c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3238db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3239db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3240db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 32411e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 32421e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 32431e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32441e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3245c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 32461e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 32471e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32481e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3249c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3250c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3251c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3252c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3253c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 32541e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 32551e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32561e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 32575ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 32585ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32595ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32605ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3261527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3262527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3263c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3264527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3265527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 32665ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32675ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3269c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3270c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3271c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 32725ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32735ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3274a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3275758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3276758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3277758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 32785ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32795ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 32805ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32815ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3282c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3283c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 32845ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32855ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 32865ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32875ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32885ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 32906926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 32916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 32923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 32933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 32943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 32953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 32963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 32983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 32993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 330001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 330101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 3302f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 330301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 330401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 330501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 330601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 330701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 330801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 330901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 331001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 331101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 331201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 331301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 331401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 331501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 331601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 33174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33184063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 331901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 332001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 332101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 332201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 332301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 332401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 332501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 332601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 332701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3328f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 33290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 33300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 33310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 33320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3333e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, SkPaint* paint) { 33340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 33350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 33360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3337726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 33380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3339211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3340726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3341f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 33420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33438b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 33440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3345e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3346f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3347f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3348f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3349f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3350f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3351e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3352e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 33530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 33550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3356e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3357e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3358e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3359e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 33600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33620a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 33630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3364e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3365e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3366e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3367e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 33680a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3369e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3370726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3371e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3372726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 33730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 33760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3377672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3378672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3379672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3380672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3381672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3382735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3383735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3384c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3385735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3386735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3387735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3388735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3389735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3390735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3391735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3392f57776b2d195f0937906eb88b777bb55ccc36967Chris Craikstatus_t OpenGLRenderer::drawShadow(const mat4& casterTransform, float casterAlpha, 3393f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik float width, float height) { 3394f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3395f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3396f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // For now, always and scissor 3397f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: use quickReject 3398f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3399f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3400f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3401f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik paint.setColor(0x3f000000); 3402f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik paint.setAntiAlias(true); 3403f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik VertexBuffer vertexBuffer; 3404f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik { 3405f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik //TODO: populate vertex buffer with better shadow geometry. 3406f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik Vector3 pivot(width/2, height/2, 0.0f); 3407f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik casterTransform.mapPoint3d(pivot); 3408f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3409f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik float zScaleFactor = 0.5 + 0.0005f * pivot.z; 3410f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3411f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPath path; 3412f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik path.addRect(pivot.x - width * zScaleFactor, pivot.y - height * zScaleFactor, 3413f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik pivot.x + width * zScaleFactor, pivot.y + height * zScaleFactor); 3414f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik PathTessellator::tessellatePath(path, &paint, mSnapshot->transform, vertexBuffer); 3415f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } 3416f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3417f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return drawVertexBuffer(vertexBuffer, &paint); 3418f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3419f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3420735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 34213bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 34223b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 34233b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 34243b753829ae858d424fe109f714745379a6daf455Romain Guy } 3425735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3426672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3427672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3428672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3429672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3430672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3431448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3432672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3433672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34342af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3435672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3436672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3437672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3438672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3439672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34403b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 34413b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 34423b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 34433b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3444672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34453b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 34463b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 34473b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 34483b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3449672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3450672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3451f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3452a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3453a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3454672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3455672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3456672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3457672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3458672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3459672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3460672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3461672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3462672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 34634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 34644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3465672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3466672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3467672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3468672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 34703b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3471672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3472672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3474672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3475672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3476672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3477672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3478026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 34791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3480d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3481c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3482d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3483d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3484d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 348570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 348615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 34879c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 348870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 348970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 349070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 349170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 34924063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 34934063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 349470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 349570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 349670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 349770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3498c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3499c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3500c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3501c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 350282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 35038164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 350482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 350582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 350682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 350782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3508d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 35098164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 35103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 35113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 35123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 35143380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 35153380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 35163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 35183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 35193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 35213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 35223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35233b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 35243b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 35253b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 35266620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3527d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 35286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 35293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 35303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 35316620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3532d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 35336620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 35343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 35353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 35363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 35383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 35396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 354085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 354185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3542bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3543a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3544a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 354503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3546f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3547f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3548f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3549a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 35506820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 35514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 35524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 35538694230ff25fa0a60e480d424843e56b718f0516Romain Guy 355470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 355570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 355670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 355770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 355870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 355970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3560886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3562886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 356386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 356470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 356570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3566db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 35676820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 356882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 356982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 35703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 35713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 35723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 35734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 35744063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 35753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 35773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 35783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 35793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 35803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 35813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 35823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 35843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 35853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 35863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 35873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 35883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 35903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 35913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3592886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3593886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3594886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 35954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3596886b275e529e44a59c54b933453d9bc902973178Romain Guy 3597886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3598886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3599886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3600886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3601886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3602886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3603886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3604886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3605886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3606886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 36074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3608886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3609886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3610886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 36114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(ignoreTransform); 3612886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3613886b275e529e44a59c54b933453d9bc902973178Romain Guy 3614886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3615886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3616886b275e529e44a59c54b933453d9bc902973178Romain Guy 3617a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3618f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 361978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 362078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 362178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 362278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 362378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 362478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 362578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 362678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 362778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 362878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 362978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 363078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 363178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 363282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3633c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 363482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 363582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 363682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 363782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 363882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 363982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 364033fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 36413bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3642a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3643f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3644a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 364582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 364682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 364782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 364882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 364982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 365082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 365182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 365282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3653a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 365482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 365582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 365682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 365782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 365882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 365982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 366082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 366182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 366282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 366382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 366482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 366582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 366682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 366782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3668fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 366982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 367082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3671fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3672bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3673bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3674889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3675d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3676fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3677d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3678fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 36796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3680260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 36816926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3682260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3683260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3684026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3685ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 368682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 368782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 368882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 368982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 36908ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 36918ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 369216ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3693be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 369416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 369516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 369687b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 369716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3698db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3699026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3700026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 370116ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 370216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 370316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 370416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 370516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 370616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 370716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 370816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 370916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 371016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 37119d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3712e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3713