OpenGLRenderer.cpp revision 34416eaa1c07b3d7a139e780cea8f8d73219650e
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> 2403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy#include <SkPathMeasure.h> 25694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 28e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 35c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 360fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.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/////////////////////////////////////////////////////////////////////////////// 110f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1143bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 115527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 116527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 11716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 118026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 119ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 120ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 121ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 12296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 12387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 125e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 126e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12829d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 12929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 130e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 131e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14113631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 144f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 147ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 15949c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 173260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 174bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 177eb99356a0548684a501766e6a524529ab93304c8Romain Guy 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 180e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 181e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 183c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 184fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 185fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 18984962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1908fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 191f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1927d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 1935f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 195ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 19896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 19911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 20096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20345e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 20496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2057d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 20954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 21054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2115f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2122b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2137c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2147c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 22996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mSnapshot->fbo == 0) { 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2397c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2407c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 241dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 242dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 243dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 244dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2453bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 246dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 247f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 248f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 249f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 250f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 251dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 252dcfc836b457a87881da409e1acf251515f121446Romain Guy } 253dcfc836b457a87881da409e1acf251515f121446Romain Guy} 254dcfc836b457a87881da409e1acf251515f121446Romain Guy 2557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 2566b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy if (!opaque) { 257586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 258ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2596b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 26044b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 261ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 26244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2637c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26444b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 265ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 266ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 269ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 270ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 271ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2726b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 273bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 274bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 27557b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 27654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 2775f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect* clip = &mTilingClip; 278c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 2795f803623559aab395a29d575c37c4e39c23a4b4eChris Craik clip = &(s->layer->clipRect); 28054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 282c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 283c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 286c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 288c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 28952036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2912b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2932b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 29454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2952b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 297b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2987c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2992b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3002b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 301ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 302ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 303ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 304ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 305ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 306ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 30711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 308b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 31011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 31711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 326a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 327b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 32811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 329c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 330e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 335c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 33896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 339b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 340b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3416c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 342da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 343da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 344da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 345da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 346da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 347da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 34850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 34915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 350f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 351ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3527c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 353da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 354da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3556c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 35608837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 35708837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 35835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3597c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3613e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3623e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3638025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 364586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 36582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 366746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 367da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 368a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 36950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 37350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 374da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 375da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 37635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 37735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 37835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 37935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3807c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 38335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 386ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 387932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3898f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 390ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 391ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 392ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3938f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 394ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3963d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3978f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 399d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 403ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 404ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 406ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 417c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 420c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 422c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 423c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4248f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4258f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 426d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4278f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4288f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4298f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4308f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 433408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 434408eb12631376cbdc96803e918decf6ea804d346Chris Craik 435daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 436932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 437c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4388a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 439f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 440f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 441f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 442d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 44380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 44480911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 44580911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 446d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 447d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 448d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 449d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 450d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 451d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 45308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 45408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 45508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 45608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 45708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4587b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4597b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 46180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 462486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t result = (*functor)(DrawGlInfo::kModeDraw, &info) | DrawGlInfo::kStatusDrew; 463cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4648f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 46508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 466cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4678f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 46865924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 469ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4708f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 471cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 472cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 473daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4746554943a1dd6854c0f4976900956e556767b49e1Romain Guy return result; 475daf98e941e140e8739458126640183b9f296a2abChet Haase} 476daf98e941e140e8739458126640183b9f296a2abChet Haase 477f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 47887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 47987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4810f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4820f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4830f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4840f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5095f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5125f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 51987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 52811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 53296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 53396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 53511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5367c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5377c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5387c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5397c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 54011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 54202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 54396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 54496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 54596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 54611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5525bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 55334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 56296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 56396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 56496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 56611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 57096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 57196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5731206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5741206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 57796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 57896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 57996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 58396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 58496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 58596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 58996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 59096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5961206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5971206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 59896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 59902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 60002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 60102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 60202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 60302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 60402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 60596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 60896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 60911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 61096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 61411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 61511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 61611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 61702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 61802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 61902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 62002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 62102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 62202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 62302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 62402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 62502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 62611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 62711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 62811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 62911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 63011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 63111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 63211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 63311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 63411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 63511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 63611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 63711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 644f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 645f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 646f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 647bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6487ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 649bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 650bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 651bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6528aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 653bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 654bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 655bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 6562542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 6572542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6587ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 659bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 660bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 661bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 6628fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 663bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6648fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 6652542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6667ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 667bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 668bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6698aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 6708aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 6718fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 672bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 673bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 674bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 6757ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 676bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 677eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 678bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 679bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 6807ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 681bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 682eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 683eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 684eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 685eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 686eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 687eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6888b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 6898b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 6908b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6912542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 692746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6938fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6942542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6955ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6967273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 6977273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 6985ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 6997273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7005ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7015ec9924d24495822b589f1a17996655d66273b30Romain Guy 7022542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 703d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7045cbbce535744b89df5ecea95de21ee3733298260Romain Guy 705f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 706bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 707bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 708bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 709bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 710ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 711eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 712eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 713d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 714af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 715d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 716dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 717d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 718d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 719bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 720bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 721d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 722d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 723d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 724d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 725d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 726d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 727d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 728d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 729d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 730d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 731d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 732d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 733d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 734d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 735d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 736d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 737d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 738d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 739d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 741d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 742d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 743d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 746d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 747d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 748d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 749d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 750d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 751d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 752d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 753d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 754408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 755408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 756408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 757408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 758408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 759408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 760408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 761408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 762408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 763408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 764408eb12631376cbdc96803e918decf6ea804d346Chris Craik 765d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 778408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 780408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8076b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8086b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8096b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8106b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 81587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 83587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 83687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 83787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 83887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 83987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 841d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 842d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 843eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 844fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 845dda570201ac851dd85af3861f7e575721d3345daRomain Guy 846eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 847eb99356a0548684a501766e6a524529ab93304c8Romain Guy 848f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 849d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8508aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 851d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 852408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 853dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 854dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 855408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 856b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 857b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 858dda570201ac851dd85af3861f7e575721d3345daRomain Guy 859a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8608550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 861f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 862f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 863bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 864bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 8659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 8668aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 869c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 870a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8717c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 872dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8738fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 874d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 875d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8761d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8777273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 878eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 879d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 880eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 881eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 883514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 886d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 8879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 8889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 889514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 890514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 891d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 892514fb18827186591d66973c2362c859b64b63556Romain Guy } 8937b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 89454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 89554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 896ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 897eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 898f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 899d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 900bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 901bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 902d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 903c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 906d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 907c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 908c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 909d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 910d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 911d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 912d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 913d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 914d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9162b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9177c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9240908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 931f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 934586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9358f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9511d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 9521d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 9533762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9541d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9561d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 9588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 9595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 960eb99356a0548684a501766e6a524529ab93304c8Romain Guy 961eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9622b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9632b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 964e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 965e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 969eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 970eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 9717c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9722b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 9732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 974eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 975eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 977f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 9789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 9795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 981f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 982f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 98303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9848b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 985a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 989eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 9919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 9929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 993171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 996171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 997171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1001eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10021d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1003746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1004746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1005eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10068550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10071d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1008603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10091d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10111d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1012aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 1013e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik float alpha = layer->getAlpha() / 255.0f * mSnapshot->alpha; 1014aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1015aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1022aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1023aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1025aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1026aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1027aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10308f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10328f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10333b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1034ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1035ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10363b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10373b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1039d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1042d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1046aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1047aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1048aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1049aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1050aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1051aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1052aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1055aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1056aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1057aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 10613b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1062ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1063b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1064b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1065b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 10683b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10693b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1072d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1074d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 107716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1078e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 10799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1080e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 10819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 10829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1084aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1085aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1086aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1087aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1088aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1089aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 109234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 109334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 109434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 109534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 109634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 109734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 109834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 109934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 110034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 110134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 110234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 110334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 110434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 110534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 110634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 110734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 110834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11119fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11129fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 111334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11149fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11198a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 11208a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1121211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11236c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11246c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11256c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11266c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11276c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11286c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11296c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11306c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 113216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1135f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 11435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 11445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11457230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11467230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1147ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11497230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11507230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11517230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1152ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 11539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 11543b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 11553b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11563b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1158d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1161d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 11639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 116415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 11655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1170f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 11715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1172f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 118334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 118434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 11865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 11875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 119134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 119234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11957230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 11965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 11995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 12063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12123a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12133a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12143a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12153a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12173a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12183a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12193a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12203a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12213a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12223a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12233a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12243a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12253a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12263a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12273a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12283a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12293a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12303a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12432af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12473bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1252f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1255f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1261f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1263f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12641bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12651bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12661bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12671bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 12681bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 12691bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12701bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12711bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12721bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 127854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 127954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 128054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 128254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 128754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 128854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12898a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 129054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 129354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 129554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 129654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 129854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 129954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 130054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 130154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 130254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 130354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 130454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 130554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1306e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1307e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1308e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1309e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 131054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 131154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 131254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 131354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 131454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 131554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 131654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 131739d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 131854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 131954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13208a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13218a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 132254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 132354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 132454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 132554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1326e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1330bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1331c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1332c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1333c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1334ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1335c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1336c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1337c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1338ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1339ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1340ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1341ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 1342ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.intersect(currentClip)) { 1343ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1344ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1345ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1346ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1347ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1348c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1349ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1350ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1351527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1352527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1353ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1354c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1355c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13567273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13577273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1358c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 13597273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 13607273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1361c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1362c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1363c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1364527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 13653b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 13667273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 13677273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1368ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1369527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 1370ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, state.mClip.right, state.mClip.bottom); 1371ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1372ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1373c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1374c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1375527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::setFullScreenClip() { 1376527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 1377527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 1378527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1379527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1380c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1381f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1382f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1383f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1384f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 13853b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().translate(dx, dy, 0.0f); 1386f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1387f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1388f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 13893b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1390f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1391f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1392f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 13933b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1394f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1395f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1396807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 13973b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1398807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1399807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1400f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1401e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 14023b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1403e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 14043b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1405e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1406f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1407f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1408b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 14093b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1410b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1411b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1412f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 14133b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1414f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1415f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1416f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1417e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 14183b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1419e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 14203b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1421f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1422f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1423f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1424f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1425f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1426f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1427bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1428e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1429e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14308f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 14318a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 14328a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14338a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14348a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14359d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14369d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 14428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1449c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1450c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1451c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1452c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1453c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14548d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14553bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1457c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1458f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 14648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 14658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 14848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14923ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14933ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14943ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14953ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 14963ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 14973ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 14988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15049d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1505079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1506bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1507bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 15088a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 15098a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 15108a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 15118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 15143b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 15158a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 15168a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15178a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 15188a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 15198a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15208a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 15218a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 15228a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 152335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 152435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 152535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 152635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 152735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 152835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 152935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 15303b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(transformed); 153135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 153235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 153335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 153435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 153535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 153635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 153735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 153835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1539672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1540672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1541cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1542cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1543cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1544cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1545cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1546cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1547cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1548cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1549c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1550bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1551dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1552dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1553dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 15541d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 15553b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 1556d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1557d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1558d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1559d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1560d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1561586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1562586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 156387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1564586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1565586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1566586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1567c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1568c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1570735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 15718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 15728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 15738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1576735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 15783b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 15808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1582735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 15847ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 15858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 15878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 15888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1590e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1591e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1592735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 15938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 15943b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 15958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 15978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 15988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 16008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 16028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 16048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 16058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 16088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 16098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 16118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1615735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1616735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1617735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 16188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 16198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1623735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1624735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1625a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1626a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1627a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1628a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1629f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 163170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16348a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16358a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 163654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1639b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1640b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1641b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1642b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 16438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 164470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16453ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 164670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16473ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 164870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 164970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 165070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 165170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 165270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16533ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16543ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16553ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16563ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16573ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16583ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 166170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 166270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 166370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 166470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1666ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1667ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1668ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1669ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1670ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1671ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1672aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1673aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1674aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1675aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 167615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1677ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 167815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 167915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1680710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 168199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 16825b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16835b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 1684ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPoint(float pointSize) { 1685ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.isPoint = true; 1686ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.pointSize = pointSize; 1687ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1688ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 16898d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16908d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1691886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1692886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1693886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 169986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1700886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1701886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1702886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 170386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 170486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 170586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 170686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 17074121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 17084121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 17094121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17104121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 171370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 171670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 171770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 171870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1721c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1722c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1727c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1728c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 172970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 173070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1732f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1733f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1734f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1735f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 173654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1737f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1738f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1739f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1741f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1742f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1743f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1744c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1745c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1746c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1750f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1751f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1752f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1753c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1754c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1755c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1756c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 175770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 176070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 17713b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 17723b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1774c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 177670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 177770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17798a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 17803b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 17818d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 17828d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 178370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 178770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 178970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 179186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 179286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 17933b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 179486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 17953b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 179686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 179786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1798c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 179986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 180086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1803ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPointUniforms() { 1804ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int slot = mCaches.currentProgram->getUniform("pointSize"); 1805ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glUniform1f(slot, mDescription.pointSize); 1806ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1807ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 180870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1809c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 181070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 181170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 181270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18155536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 181686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18175536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18185536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18195536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1821c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18233b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 182470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1825c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1826c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 182770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18308d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1831c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1832c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1833c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18348d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18358d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18368d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1838c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1839c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 184070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 184170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18434121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18444121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18454121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18464121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 184770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1848f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1849cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 185015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 185170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 185370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1854257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18552d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 185615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 185770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1859aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1860aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18612d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 186215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1863aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1864aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18658f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18668f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18678f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18688f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1870aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1871aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1872aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1873aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 187470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1875f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 187670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!vertices) { 1877f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 187870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1879f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 188070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1881d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1882cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 188315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1884cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 188515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 188615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 188715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 188815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 188915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1890ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1891ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1892ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1893ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1894ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1895ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1896ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1897ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1898ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1899ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1900ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1901ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1902ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1903ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1904ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1905ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1906ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 190715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords) { 190815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy bool force = mCaches.unbindMeshBuffer(); 1909cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 191015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1911cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19128d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 191370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 191470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19155b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1916f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1917cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 191815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 19195b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19205b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 192170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 192270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 192370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 192470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1925f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1926f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1927f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1928ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1929ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 193058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19310fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19320fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 193304c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1934d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 193558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1936ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1937ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 193858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1939c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1940c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1941c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DeferredDisplayList deferredList; 1942ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1943ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 194496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 194596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 194658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 194796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 194858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 19490fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19507b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19516554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19520fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19530fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1954c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 1955ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 19567031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 1957ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1958ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 1959ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 1960a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1961a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1962a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1963a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1964a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1965886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1966886b275e529e44a59c54b933453d9bc902973178Romain Guy 1967a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1968a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1969a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1970886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1971886b275e529e44a59c54b933453d9bc902973178Romain Guy 1972a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 19733b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 19743b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 19753b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 1976a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1977a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1978886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1979886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1980886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 19815b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1982e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 1983886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 1984886b275e529e44a59c54b933453d9bc902973178Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, 1985886b275e529e44a59c54b933453d9bc902973178Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1986a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1987a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1988527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikstatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 1989527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const Rect& bounds, SkPaint* paint) { 1990527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1991527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // merged draw operations don't need scissor, but clip should still be valid 1992527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled); 1993527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1994527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 1995527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik Texture* texture = mCaches.textureCache.get(bitmap); 1996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 1997527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1998527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1999527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2000527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2002527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2003527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 2004527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setFilter(GL_NEAREST, true); // merged ops are always pure-translation for now 2005527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2006527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2007527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2008527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2009527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2010527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2011527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 2012527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2013527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, true, true); 2014527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2015527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2016527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 2017527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2018527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, true); 2019527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2020527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2021527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2022527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2023527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2024486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20256926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20266926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20276926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20286926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2029486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20306926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20316926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2032a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20338164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2034486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 203522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 203622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2037211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2038a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2039a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2040a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2041a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2042486590963e2207d68eebd6944fec70d50d41116aChet Haase 2043486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20448ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20458ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2046486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2047f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2048f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2049f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2050f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 20516926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2052486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20536926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20546926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2055a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20568164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2057486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 205822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 205922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2064886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2065886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2066886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2067886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2068886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2070486590963e2207d68eebd6944fec70d50d41116aChet Haase 2071486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2072f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2073f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2074486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2075e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2076e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2077e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2078e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2079486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2080e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2081e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2082e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2083e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2084e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2085e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2086886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2087886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2088886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2089886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2090886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2091486590963e2207d68eebd6944fec70d50d41116aChet Haase 2092486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2093e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2094e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2095486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 20965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 20975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2098486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2101b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2102b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2103b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2104b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2105b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2106a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2107b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2108ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2109ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2110ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2111ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2112ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2113ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2114ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2115ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2116ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2117ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2118a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21195a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21205a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21215a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21225a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21235a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21245a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21255a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21265a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21275a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21285a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21325a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21335a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21345a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21355a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21365a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2142ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2143ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2144b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2145a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2146a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2147a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2148a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21495a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21505a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21515a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2152a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2154a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2155a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2156a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2157a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy mCaches.activeTexture(0); 2158a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2159ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy return DrawGlInfo::kStatusDone; 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2163a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2164a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2165a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2166a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2167a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2168a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2169a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2170a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2171a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2172ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2173ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2174a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 21753b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2176b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2177b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2178ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2179ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2180ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2181ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2182ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2183ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2184ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2185ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2186ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2187ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2188ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2189ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2190ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2191ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2192ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2193ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2194ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2195ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2196ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2197ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2198ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2199ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2200ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2201486590963e2207d68eebd6944fec70d50d41116aChet Haase 2202486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2205486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 22068ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22078ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 22085c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 22096926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2210486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22116926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22126926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2213a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22148164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2215486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 221622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22178ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22188ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22198ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2220c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22216816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u1 = fmax(0.0f, srcLeft / width); 22226816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v1 = fmax(0.0f, srcTop / height); 22236816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u2 = fmin(1.0f, srcRight / width); 22246816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v2 = fmin(1.0f, srcBottom / height); 2225c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 222603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22278ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22288ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 222903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 223003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 223103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 223203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2233d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2234d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2235886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2236886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22376620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2238886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2239886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2242c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2243886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2244b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 22453b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 22463b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 22473b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy 2249886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2250886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2251886b275e529e44a59c54b933453d9bc902973178Romain Guy 2252886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2253886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2254886b275e529e44a59c54b933453d9bc902973178Romain Guy 2255886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2256886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22576620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2258d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2259886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2260886b275e529e44a59c54b933453d9bc902973178Romain Guy 2261886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2262886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2263886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2264886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2265886b275e529e44a59c54b933453d9bc902973178Romain Guy 2266886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2267886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2268886b275e529e44a59c54b933453d9bc902973178Romain Guy 2269886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2270886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2271886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2272886b275e529e44a59c54b933453d9bc902973178Romain Guy 2273886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2274886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2275886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2276886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2277886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2278886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2279886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2280886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2281886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2282886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2283886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2284886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2285886b275e529e44a59c54b933453d9bc902973178Romain Guy 2286886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2287886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22886620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22898ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22908ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2291486590963e2207d68eebd6944fec70d50d41116aChet Haase 2292486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2293ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2294ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2295486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 22964bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 22975c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2298be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2299be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 230016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik getAlphaAndMode(paint, &alpha, &mode); 2301be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2302be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return drawPatch(bitmap, xDivs, yDivs, colors, width, height, numColors, 2303be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy left, top, right, bottom, alpha, mode); 2304be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2305be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2306be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2307be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2308be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) { 23096926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2310486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23116926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23126926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2313be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy alpha *= mSnapshot->alpha; 2314be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23152728f961614a385df1f056fc24803a9f65c90fabRomain Guy const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(), 23164bb942083a0d4db746adf95349108dd8ef842e32Romain Guy right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors); 2317f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 2318211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2319a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2320a4adcf0239039eb8f005be252409901c41b28839Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2321a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2322a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 2323a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2324a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2325a4adcf0239039eb8f005be252409901c41b28839Romain Guy 23263b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 23275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23288168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 23293b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 23303b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 23315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23338ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2334211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2335c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2336c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2337c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2339c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 23403b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 23416620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2345211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 23463b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 23473b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 23486620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + right - left, y + bottom - top, texture->id, alpha / 255.0f, 23506620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 23516620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, true, mesh->meshBuffer, 23526620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 23536620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 23546620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 23556620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 23566620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer, 23576620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 23586620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2359054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2360486590963e2207d68eebd6944fec70d50d41116aChet Haase 2361486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2362f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2363f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 236465cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 236565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 2366bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (!vertexBuffer.getSize()) { 2367bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 236865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2369bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2370bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 237165cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 237265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 237365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 237465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2375710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2376710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2377710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2378710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2379710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2380710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2381710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2382710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 238365cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2384710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2385710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2386710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2387858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2388710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2389710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2390cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2391710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2392710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 23936ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2394710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2395710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2396710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2397710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 23986ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2399710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24006ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24016ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2402710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24036ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2404710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getSize()); 24057b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2406710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24076ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 240804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 240965cd612face362d054a85d0f7e5881c59cd523beChris Craik 241065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2411858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2412858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2413858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 241565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 241665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 241965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 242199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 242265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 24267b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2427c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2428c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2429c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2430c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2431c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24327b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 243465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24357b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 243765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 243865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 243965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 244065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 244165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 244265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 244465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 244565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 244665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 244765cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 244865cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24497b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24517b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 245365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 245465cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2455d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2456d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2457d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2458d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2459d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 24603b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2461486590963e2207d68eebd6944fec70d50d41116aChet Haase 246265cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 246365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 24645b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24655b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2466486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2467486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2468ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2469ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: The paint's cap style defines whether the points are square or circular 2470ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: Handle AA for round points 2471ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24725b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase // A stroke width of 0 has a special meaning in Skia: 2473ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // it draws an unscaled 1px point 24748a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float strokeWidth = paint->getStrokeWidth(); 2475ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy const bool isHairLine = paint->getStrokeWidth() == 0.0f; 24768a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase if (isHairLine) { 24778a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase // Now that we know it's hairline, we can set the effective width, to be used later 24788a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase strokeWidth = 1.0f; 24798a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase } 24808a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase const float halfWidth = strokeWidth / 2; 2481d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2482ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int alpha; 2483ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy SkXfermode::Mode mode; 2484ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2485ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2486ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int verticesCount = count >> 1; 2487ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int generatedVerticesCount = 0; 2488ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2489ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex pointsData[verticesCount]; 2490ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex* vertex = &pointsData[0]; 2491ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 249204299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // TODO: We should optimize this method to not generate vertices for points 249304299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // that lie outside of the clip. 249404299385c681140239b0dc31d9780d087d2b4d7cRomain Guy mCaches.enableScissor(); 249504299385c681140239b0dc31d9780d087d2b4d7cRomain Guy 2496ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDraw(); 249715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 24988a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawPoint(strokeWidth); 2499ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColor(paint->getColor(), alpha); 2500ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilter(); 2501ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShader(); 2502ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawBlending(mode); 2503ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawProgram(); 25048a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawModelViewIdentity(true); 2505ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorUniforms(); 2506ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilterUniforms(); 2507ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawPointUniforms(); 2508ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShaderIdentityUniforms(); 2509ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawMesh(vertex); 2510ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2511ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy for (int i = 0; i < count; i += 2) { 2512ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex::set(vertex++, points[i], points[i + 1], 0.0f, 0.0f); 2513ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy generatedVerticesCount++; 25147b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25158a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float left = points[i] - halfWidth; 25168a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float right = points[i] + halfWidth; 25178a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float top = points[i + 1] - halfWidth; 25188a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float bottom = points [i + 1] + halfWidth; 25197b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25203b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2521ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2522ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2523ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glDrawArrays(GL_POINTS, 0, generatedVerticesCount); 2524486590963e2207d68eebd6944fec70d50d41116aChet Haase 2525486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2526ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2527ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2528486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2529e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2530486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2531e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2532ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2533ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 253470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 25353d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2536486590963e2207d68eebd6944fec70d50d41116aChet Haase 2537486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2538c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25399d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2540486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2541486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2542486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 254301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 254401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 254501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 254601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 254701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 254801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2549486590963e2207d68eebd6944fec70d50d41116aChet Haase 2550486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 255101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 255201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2553486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2554710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2555257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2556257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2557710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2558710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 255901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2560cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2561710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2562c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2563710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2564710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2565710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2566710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2567710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2568710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2569cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2570cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2571cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2572cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2573cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2574cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2575710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 257665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2577c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 257801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2579710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2580cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2581257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2582257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2583710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2584710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2585cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2586710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2587c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2589710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2590710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2591710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2592cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2593cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2594cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2595cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2596cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 259765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2598c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 259901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2600486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2601710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2602257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2603257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2604710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2605710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 260601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2607cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2608710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2609c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2610710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2611710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2612710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2613710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2614710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2615cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2616cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2617cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2618710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 261965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2620c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2621c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2622486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2623780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2624257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2625257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2626780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2627780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26288b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26298b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2630780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26318b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26328b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2633780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 263465cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2635780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2636c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2637780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2638780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2639780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2640780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2641780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2642780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2643780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2644780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2645780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2646780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2647780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2648780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2649780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2650780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2651780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2652780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2653780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 265465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26558b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26568b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2657cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2658cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2659cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2660486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2661257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2662257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2663486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26646926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26656926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2666710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2667cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2668cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2669cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2670cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2671cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2672c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2673cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2674cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2675cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2676cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2677cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2678cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2679cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2680cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2681cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 268265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2683026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2684026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 26853b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2686710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2687710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 268865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2689858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2690710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 269165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2692858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2693c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26949d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2695416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2696416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2697416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2698416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2699416a847633680d94efb926837efdc18726d54918Raph Levien 2700416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2701416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2702416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2703416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2704c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2705cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2706cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2707cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2708416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2709416a847633680d94efb926837efdc18726d54918Raph Levien 2710c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2711c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2712416a847633680d94efb926837efdc18726d54918Raph Levien 2713c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2714c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2715c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2716416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2717416a847633680d94efb926837efdc18726d54918Raph Levien } 2718416a847633680d94efb926837efdc18726d54918Raph Levien 2719416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2720416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2721416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2722416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2723416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2724416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2725416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2726416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2727416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2728416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2729416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2730416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2731416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2732416a847633680d94efb926837efdc18726d54918Raph Levien 2733416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2734416a847633680d94efb926837efdc18726d54918Raph Levien} 2735416a847633680d94efb926837efdc18726d54918Raph Levien 2736768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2737768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2738768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2739768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2740768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2741257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2742257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2743257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2744257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2745257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2746257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2747257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2748257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2749257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2750257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2751257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2752257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2753257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2754257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2755257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2756257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2757257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2758257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2759257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2760257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2761257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2762257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2763257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2764257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2765257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2766257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2767257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2768257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2769257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2770257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2771257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2772257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2773257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2774257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2775257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2776257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2777257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2778257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2779257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2780257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2781257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2782257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2783486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2784eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2785768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2786486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2787eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2788eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2789671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 27903b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2791486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2792671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2793671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2794671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2795671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 27963b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2797671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 27983b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 27993b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2800671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2801671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2802b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2803c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2804671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2805671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2806671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2807671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2808671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2809c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2810e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2811e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2812416a847633680d94efb926837efdc18726d54918Raph Levien } 2813416a847633680d94efb926837efdc18726d54918Raph Levien 2814671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 28153b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2816671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2817671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2818671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2819257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2820671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2821671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2822671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2823671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2824211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2825671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2826257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2827671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2828257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2829671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2830671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 28313b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2832671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2833671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2834671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2835671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2836486590963e2207d68eebd6944fec70d50d41116aChet Haase 2837486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2838eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2839eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2840624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2841624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2842624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2843624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2844624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2845624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2846b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2847624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2848624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2849624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2850624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2851624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2852624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2853624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2854624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2855624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2856c25259519f1b74bb62a2b051b74537f073436b5cRomain Guystatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 2857527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik float x, float y, const float* positions, SkPaint* paint, float length, 2858527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2859527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2860527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate && 2861527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint))) { 2862486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2863e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2864e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2865a1cff5043d0fbd78fcf9c48e7658e56a5b0c2de3Chet Haase if (length < 0.0f) length = paint->measureText(text, bytesCount); 2866e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 2867e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 2868e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 2869e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2870e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 2871e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 2872e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2873e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 2874e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2875e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2876e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2877cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy SkPaint::FontMetrics metrics; 2878cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy paint->getFontMetrics(&metrics, 0.0f); 2879527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 2880527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (quickReject(x, y + metrics.fTop, x + length, y + metrics.fBottom)) { 2881527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDone; 2882527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2883527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2884527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // merged draw operations don't need scissor, but clip should still be valid 2885527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled); 2886cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2887cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28883a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28893a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2890624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2891624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2892624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2893c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2894211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2895624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2896624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 289986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 290086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 290186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29029d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2903c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2904c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2905c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2906c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2907c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2908c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 29091e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 291119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 291219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2913624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2914624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2915624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2916624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2917624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2918624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2919624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2920624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2921624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2922624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2923624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2924624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29253b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2926c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29276620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2928a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2929257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 293006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2931624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2932624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 29335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2935996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2936257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2937527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2938527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2939527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2940a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29418b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29428b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29438b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2944527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik positions, hasActiveLayer ? &bounds : NULL, &functor, forceFinish); 2945996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29468b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2947527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik positions, hasActiveLayer ? &bounds : NULL, &functor, forceFinish); 2948996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29494ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2950527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2951624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 2952624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy transform.mapRect(bounds); 2953a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 29544ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 29555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2956694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 29573a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy drawTextDecorations(text, bytesCount, length, oldX, oldY, paint); 2958486590963e2207d68eebd6944fec70d50d41116aChet Haase 2959486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2960694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2961694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2962486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2963325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2964768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2965486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 296603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 296703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2968b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2969c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2970257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 297103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 297203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 297303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 297403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 297503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 297603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 29774121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 297803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 297903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 298003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 298103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 298203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 298303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 298403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 29859777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 2986257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2987257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2988257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2989257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2990257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 299103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 299203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 29939777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 29944121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 29959777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29969777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29979777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 299803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29999777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30009777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30019777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30029777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 30039777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30043b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30059777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30069777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30079777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3008486590963e2207d68eebd6944fec70d50d41116aChet Haase 3009486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3010325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3011325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3012486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3013486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3014dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3015a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30167fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3017fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3018486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 301922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30207fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30218b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30228b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30238b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 302401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3025486590963e2207d68eebd6944fec70d50d41116aChet Haase 3026486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30277fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30287fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3029a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 303035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3031486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30326c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30336c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3034b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3035b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3036b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3037b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3038b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30393b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3040b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3041b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3042b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 304335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 304435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 304535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 304635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 30474ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 304835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3049b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3050b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3051b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 305235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 305335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 305435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 30555bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30562bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 305787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 3058a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30596c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3060211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3061c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3062c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3063e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3064c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 306534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 306634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3067c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 306816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3069c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3070c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30718168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3072c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 30739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3074c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3075c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3076c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 30779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 30783b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 30793b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 30803b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 30819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3082d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30834ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 30844ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3086d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 30889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3090c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3091c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 309234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 309334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glDrawElements(GL_TRIANGLES, layer->meshElementCount, 309434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, layer->meshIndices)); 3095c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3096c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 30973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 30983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 30993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 31003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3101c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31024ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3103c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3104e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31055bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31065bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 31074ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 31084ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 31094ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3110f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 311134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3112486590963e2207d68eebd6944fec70d50d41116aChet Haase 3113b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3114b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3115b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3116b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3117486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31186c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31196c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31206926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3121d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3122d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3123d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3124d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3125c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 312606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 312706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 312806f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3129c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3130c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3131c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 313206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31337fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31347fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3135d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3136db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3137db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3138db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3139db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3140c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3141db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3142db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3143db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3144c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3145db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3146db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3147db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 31481e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 31491e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31501e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31511e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3152c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 31531e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31541e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31551e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3156c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3157c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3158c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3159c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3160c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 31611e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31621e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31631e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31645ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 31655ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31665ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31675ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3168527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3169527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3170c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3171527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3172527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 31735ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31745ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31755ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3176c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3177c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3178c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 31795ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31805ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3181a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3182758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3183758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3184758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 31855ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31865ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 31875ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31885ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3189c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3190c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 31915ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31925ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 31935ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31945ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31966926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 319901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 320001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 320101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 320201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 320301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 320401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 320501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 320601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 320701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 320801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 320901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 321001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 321101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 321201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 321301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 321401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 321501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 321601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 321701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 321801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 321901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 322001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 322101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 322201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 322301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 322401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 322501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 322601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 322701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3228f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 32340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3238726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 32400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 32410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 3242726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy underlineWidth = paintCopy.measureText(text, bytesCount); 32430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3245211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3246726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3247f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32498b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 32500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3251e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3252f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3253f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3254f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3255f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3256f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3257e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3258e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 32590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 32610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3262e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3263e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3264e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3265e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32660a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32670a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32680a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 32690a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3270e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3271e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3272e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3273e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3275e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3276726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3277e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3278726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 32790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3283672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3284672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3285672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3286672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3287672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3288735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3289735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3290c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3291735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3292735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3293735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3294735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3295735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3296735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3297735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3298735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 32993bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 33003b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33013b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33023b753829ae858d424fe109f714745379a6daf455Romain Guy } 3303735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3304672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3305672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3306672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3307672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3308672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3309672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3311672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3312672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33132af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3314672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3315672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3316672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3317672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3318672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33193b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33203b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33213b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33223b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33233b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33243b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3325672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33263b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3327672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33283b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33293b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33303b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33313b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3332672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3333672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33343b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3335a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3336a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3338672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3339672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3340672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3341672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3342672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3343672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3344672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3345672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3346735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3347672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3348672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3349672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3350672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3351672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 33533b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3354672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3355672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3356672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3357672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3358672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3359672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3360672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3361026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 33621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3363d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3364c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3365d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3366d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3367d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 336870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 336915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 33709c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 337170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 337270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 337370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 337470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 337570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 337670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 337770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 337870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 337970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3380c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3381c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3382c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3383c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 338482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 33858164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 338682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 338782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 338882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 338982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3390d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33918164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33923b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 33933b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 33943b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 33956620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3396d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 33986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy alpha / 255.0f, mode, texture->blend, (GLvoid*) NULL, 33996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, false, true); 34006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3401d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 34026620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 34036620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy texture->blend, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 34046620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLE_STRIP, gMeshCount); 34056620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 340685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 340785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3408bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3409a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3410a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 341103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3412f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3413f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3414f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3415a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34166820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34188694230ff25fa0a60e480d424843e56b718f0516Romain Guy 341970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 342070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 342170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 342270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 342370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 342470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3425886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 342770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 342803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 342970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3430db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3431886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 343286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 343370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 343470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3435db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34366820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 343770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 343870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 343982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 344082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3441886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3442886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3443886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3444527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3445886b275e529e44a59c54b933453d9bc902973178Romain Guy 3446886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3447886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3448886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3449886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3450886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3451886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3452886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3453886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3454886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3455886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3456527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3457527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3458527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3459527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3460527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3461886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3462886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3463886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3464886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3465886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3466886b275e529e44a59c54b933453d9bc902973178Romain Guy 3467886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3468886b275e529e44a59c54b933453d9bc902973178Romain Guy 3469886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3470886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3471886b275e529e44a59c54b933453d9bc902973178Romain Guy 3472a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3473f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 347482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3475c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 347682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 347782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 347882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 347982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 348082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 348182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 348233fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34833bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3484a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3485f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3486a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 348782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 348882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 348982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 349082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 349182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 349282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 349382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 349482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3495a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 349682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 349782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 349882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 349982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 350082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 350182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 350382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 350482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 350682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 350782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 350882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 350982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3510fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 351182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 351282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3513fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3514bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3515bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3516889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3517d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3518fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3519d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3520fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3522260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35236926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3524260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3525260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3526026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3527ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 352882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 352982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 353082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 353182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35328ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35338ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 353416ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3535be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 353616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 353716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 353816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik *alpha = mDrawModifiers.mOverrideLayerAlpha; 353916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3540db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3541026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3542026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 354316ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 354416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 354516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 354616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 354716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 354816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 354916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 355016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 355116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 355216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35539d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3554e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3555