OpenGLRenderer.cpp revision e93482f5eac3df581d57e64c2a771a96aa868585
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 24694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 255cbbce535744b89df5ecea95de21ee3733298260Romain Guy 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 27e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 34c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 36405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 39a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 51f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 52dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 53713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 54d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 84d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 86026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 105d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 108f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 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; 12378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 12487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 126e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 127e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 13029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 131e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 132e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14413631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 147f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 159ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16349c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 174260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 177bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 180eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 181e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 182e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 184c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 185fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 186fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 19084962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1918fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 192f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1937d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 1945f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 196ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 19996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 20011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20445e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 20596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2067d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 21054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 21154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2125f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2132b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2147c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2157c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mSnapshot->fbo == 0) { 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2417c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2427c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 243dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 244dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 245dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 246dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2473bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 248dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 249f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 250f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 251f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 252f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 253dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 254dcfc836b457a87881da409e1acf251515f121446Romain Guy } 255dcfc836b457a87881da409e1acf251515f121446Romain Guy} 256dcfc836b457a87881da409e1acf251515f121446Romain Guy 2577c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 25878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 259586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 260ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2616b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 26244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 263ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 26444b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2657c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 269ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 270ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 271ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 272ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 273ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2746b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 275bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 276bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 27757b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 27854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 2795f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect* clip = &mTilingClip; 280c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 2815f803623559aab395a29d575c37c4e39c23a4b4eChris Craik clip = &(s->layer->clipRect); 28254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 286c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 288c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 289c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 290c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 29152036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2952b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 29654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2972b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2982b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 299b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 3007c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 303ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 304ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 305ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 306ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 307ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 308ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 310b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 31711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 32511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 32611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 328a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 329b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 33011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 331c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 332e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 337c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 34078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 34178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 34278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 34378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 34496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 345b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 346b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3476c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 350da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 351da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 352da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 353da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 35450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 35515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 356f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 357ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3587c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 359da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 360da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3616c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 36208837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 36308837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3673e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3683e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3698025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 370586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 37182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 372746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 373da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 374a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3758aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 37650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 38050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 381da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 382da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 38335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 38635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3877c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 39035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 39135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 39235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 393ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 394932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3968f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 4008f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 4033d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 4048f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 406d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 420ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 422ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 424c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 425ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 426ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 427c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 428ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 429c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 430c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 433d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4358f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4368f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4378f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4388f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4398f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 440408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 441408eb12631376cbdc96803e918decf6ea804d346Chris Craik 442daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 443932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 444c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4458a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 446f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 447f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 448f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 449d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 45180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 45280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 453d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 454d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 455d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 456d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 457d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 458d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 46008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 46108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 46208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 46308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 46408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4657b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4667b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 46880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 4694a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 470cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4718f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 47208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 473cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4748f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47565924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 476ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4778f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 478cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 479cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 480daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4814a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 482daf98e941e140e8739458126640183b9f296a2abChet Haase} 483daf98e941e140e8739458126640183b9f296a2abChet Haase 484f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4880f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4890f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4900f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4910f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5165f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5195f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 52887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 52987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 53087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 53187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 53287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 53387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 53478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 53578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t count = mWidth * mHeight; 53678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 53778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glReadPixels(0, 0, mWidth, mHeight, GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 53878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 53978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 54078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 54178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 54278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 54378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 54578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 54778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 54878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 55496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 55596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 556405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 557405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5607c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5617c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5627c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5765bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 57734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 58911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5971206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5981206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 59911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 60011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 60196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 60896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 61196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 61396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 61596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 61696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 61796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6201206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6211206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 62296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 62302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 62402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 625405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 62602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 62702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 628405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 629405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 63002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 63102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 63296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 63396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 63496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 63611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 63796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 64402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 64502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 64602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 64702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 64802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 64902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 65002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 65102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 65411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 65511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 65611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 65711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 658e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 659e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 660e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 661e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 662e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 663e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 664e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 665e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 666e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 667e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 668e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 669e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 67011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 67111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 67211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 67311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 67411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 67511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 67611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 67711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 67911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 68011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 68111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 682405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 683405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 684405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 685405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 686405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 687405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 688405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 689405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 69011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 691f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 692f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 693f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 694bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6957ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 696bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 697bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 698bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6998aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 700bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 701bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 702bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 7032542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 7042542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7057ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 706bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 707bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 708bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 7098fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 710bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7118fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 7122542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7137ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 714bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 715bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7168aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 7178aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 7188fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 719bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 720bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 721bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 7227ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 723bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 724eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 725bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 726bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 7277ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 728bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 729eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 730eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 731eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 732eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 733eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 734eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7358b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 7368b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 7378b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 7382542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 739746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7408fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7412542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7425ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7437273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7447273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 7455ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7467273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7475ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7485ec9924d24495822b589f1a17996655d66273b30Romain Guy 7492542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 750d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7515cbbce535744b89df5ecea95de21ee3733298260Romain Guy 752f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 753bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 754bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 755bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 756bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 757ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 758eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 759eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 760d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 761af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 762d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 763dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 764d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 765d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 766bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 767bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 790d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 791d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 792d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 793d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 794d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 795d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 796d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 797d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 798d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 799d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 800d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 801408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 802408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 803408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 804408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 805408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 806408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 807408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 808408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 809408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 810408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 811408eb12631376cbdc96803e918decf6ea804d346Chris Craik 812d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 813d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 814d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 815d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 816d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 817d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 818d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 819d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 820d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 821d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 822d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 823d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 824d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 825408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 826d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 827408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 828d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 829d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 830d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 831d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 832d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 833d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 834d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 835d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 836d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8546b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8556b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8566b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8576b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 86287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 88287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 88387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 88487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 88587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 88687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 888d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 889d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 890eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 891fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 892dda570201ac851dd85af3861f7e575721d3345daRomain Guy 893eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 894eb99356a0548684a501766e6a524529ab93304c8Romain Guy 895f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 896d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8978aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 898d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 899408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 900dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 901dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 902408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 903b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 904b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 905dda570201ac851dd85af3861f7e575721d3345daRomain Guy 906a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9078550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 908f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 909f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 910bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 911bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 9129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 9138aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 9149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 9159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 916c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 917a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 9187c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 919dda570201ac851dd85af3861f7e575721d3345daRomain Guy 9208fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 921d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 922d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 9231d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9247273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 925eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 926d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 927eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 928eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 930514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 933d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 9349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 9359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 936514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 937514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 938d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 939514fb18827186591d66973c2362c859b64b63556Romain Guy } 9407b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 94154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 94254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 943ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 944eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 945f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 946d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 947bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 948bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 949d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 950c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 953d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 954c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 955c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 956d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 957d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 958d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 959d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 960d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 961d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9632b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9647c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9710908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 978f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 981586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9828f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9981d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 9991d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 10003762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 10011d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 10021d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10031d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 10048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 10058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 10065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 1007eb99356a0548684a501766e6a524529ab93304c8Romain Guy 100839a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 100939a908c1df89e1073627b0dcbce922d826b67055Chris Craik quickRejectNoScissor(rect, &clipRequired); // safely ignore return, should never be rejected 101039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 101139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 1012eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10132b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 10142b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1015e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 1016e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 10178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1020eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 1021eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 10227c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10232b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 10242b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 1025eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1026eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1028f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1032f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1033f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 103403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10358b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1036a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1040eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 10429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1044171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1047171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1048171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1052eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10531d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1054746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1055746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1056eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10578550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10581d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1059603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10601d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10611d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10621d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1063aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 1064e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik float alpha = layer->getAlpha() / 255.0f * mSnapshot->alpha; 1065aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1066aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10688f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10708f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10718f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10728f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1073aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1074aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1076aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1077aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1078aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10818f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10838f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10843b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1085ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1086ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10873b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10883b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1090d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1093d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1097aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1098aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1099aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1100aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1101aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1102aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1103aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 11045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 11059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1106aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1107aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1108aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 11095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 11119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 11123b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1113ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1114b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1115b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1116b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 11193b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11203b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1123d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1125d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 112816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1129e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1131e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 11339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1135aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1136aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1137aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1138aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1139aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1140aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 114334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 114434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 114534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 114634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 114734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 114834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 114934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 115034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 115134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 115234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 115334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 115434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 115534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 115634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 115734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 115834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 115934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11629fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11639fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 116434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11659fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11708a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 11718a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1172211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11746c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11756c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11766c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11776c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11786c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11796c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11806c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11816c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 118316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1186f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 11945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 11955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11967230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11977230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1198ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 12007230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 12017230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 12027230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1203ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 12049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 12053b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 12063b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 12073b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 12089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1209d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 12109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 12119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1212d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 12139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 12149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 121515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 12165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1221f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1223f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 123434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 124234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 124334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12467230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 12475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 12505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12693a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12703a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12713a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12723a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12733a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12753a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12773a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12793a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12803a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12813a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12942af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12983bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1303f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 13055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1306f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1312f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1314f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13151bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13161bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13171bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13181bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 13191bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 13201bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13211bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13221bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13231bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 133054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 133154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 133954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13408a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 135654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1357e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1358e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1359e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1360e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 136354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 136454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 136554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 136654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 136754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 136839d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 136954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 137054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13728a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 137354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 137454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 137554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 137654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1377e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 137854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 137954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 138054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1381bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1382c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1383c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1384c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1385ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1386c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1387c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1388c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1389ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1390ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1391ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1392ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 139428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if(!clippedBounds.intersect(currentClip)) { 1395ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1396ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1397ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 139828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClipSideFlags = kClipSide_Unclipped; 140028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (!currentClip.contains(state.mBounds)) { 140128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 140228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 140328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 140428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 140528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 140628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 140728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 140828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1409ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 14102db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy // If we don't have bounds, let's assume we're clipped 14112db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy // to prevent merging 141228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClipSideFlags = kClipSide_Full; 1413ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1414c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1415ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1416ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1417527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1418527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1419ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1420c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1421c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14227273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14237273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1424c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 14257273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 14267273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1427c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1428c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1429c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1430527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 14313b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 14327273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 14337273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1434ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1435527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 143628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 143728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1438ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1439ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1440c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1441c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 144228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 144328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 144428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 144528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 144628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 144728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 144828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 144928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 145028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 145128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 145228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 145328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 145428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1455527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 145628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1457527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1458527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1459c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1460f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1462f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1463f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 14644c2547fa9244e78115cde0a259291053108c3dc7Romain Guy currentTransform().translate(dx, dy); 1465f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1466f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1467f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 14683b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1469f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1470f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1471f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 14723b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1473f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1474f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1475807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 14763b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1477807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1478807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1479f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1480e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 14813b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1482e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 14833b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1484e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1485f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1486f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1487b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 14883b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1489b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1490b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1491f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 14923b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1493f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1494f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1495f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1496e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 14973b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1498e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 14993b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1500f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1501f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1502f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1503f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1504f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1505f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1506bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1507e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1508e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 15098f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 15108a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 15118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 15128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 15138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15149d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 15159d5316e3f56d138504565ff311145ac01621dff4Romain Guy 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 15178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 15188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 15198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1528c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1529c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1530c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1531c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1532c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15338d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15343bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1536c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1537f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15713ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15723ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15733ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15743ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 15753ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 15763ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15839d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1584079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1585bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1586bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 158739a908c1df89e1073627b0dcbce922d826b67055Chris Craikbool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 158839a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool* clipRequired) { 158939a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 15908a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 15918a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15928a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15938a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 15943b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 15958a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 15968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 15988a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 15998a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 160039a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!clipRect.intersects(r)) return true; 160135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 160239a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (clipRequired) *clipRequired = !clipRect.contains(r); 160339a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 160435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 160535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1606672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1607672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1608cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1609cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1610cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1611cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1612cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1614cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1615cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1616c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 161739a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 161839a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (quickRejectNoScissor(left, top, right, bottom, &clipRequired)) { 1619dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1620dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1621dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 162239a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!isDeferred()) { 162339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1624586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 162539a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1626c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1627c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 16288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1629735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 16308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 16318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 16328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 16348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1635735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 16368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 16373b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 16388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 16398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1641735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 16428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 16437ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 16448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 16468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 16478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1649e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1650e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1651735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 16528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 16533b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 16548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 16568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 16578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 16598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 16618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 16638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 16648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 16678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 16688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 16708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1674735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1675735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1676735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 16778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 16788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1682735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1683735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1684a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1685a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1686a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1687a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1688f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 168970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16938a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16948a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 169554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1698b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1699b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1700b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1701b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 17028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17043ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 17063ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 170770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 17123ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 17133ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 17143ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 17153ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 17163ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 17173ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 171878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 171978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1727ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1728ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1729ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1730ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1731ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1732ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1733aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1734aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1735aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1736aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 173715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1738ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 173915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 174015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1741710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 174299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 17435b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17445b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 17458d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 17468d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1747886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1748886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1749886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 175270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 175586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1756886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1757886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1758886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 175986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 176086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 176186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 176286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 17634121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 17644121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 17654121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17664121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 177270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 177470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1777c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1778c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 177970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1783c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1784c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1788f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1789f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1790f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1791f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 179254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1793f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1794f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1795f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 179670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1797f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1798f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1799f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1800c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1801c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1802c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 180370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1806f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1807f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1808f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1809c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1810c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1811c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1812c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 181370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 181670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 181770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 182370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 182470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 182570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 182670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 18273b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 18283b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1830c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 183170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18358a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 18363b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 18378d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18388d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 183970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 184070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 184170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 184370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 184470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 184570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 184670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 184786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 184886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 18493b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 185086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 18513b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 185286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 185386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1854c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 185586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 185686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 185770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 185970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1860c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 186170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 186270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 186370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 186586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18665536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 186786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18685536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18695536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18705536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 187170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1872c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 187370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18743b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 187570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1876c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1877c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 187870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18818d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1882c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1883c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1884c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18858d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18868d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18878d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 188870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1889c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1890c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 189170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 189270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18944121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18954121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18964121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18974121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 189870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1899f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1900cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 190115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 190270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 190470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1905257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 19062d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 190715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 190870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1910aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1911aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 19122d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 191315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1914aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1915aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 19168f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 19178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 19188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 19198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 19208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1921aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1922aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1923aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1924aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 192570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1926f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1928f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 192970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1930f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 193170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1932d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1933cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 193415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1935cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 193615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 193715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 193815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 193915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 194015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1941ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1942ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1943ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1944ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1945ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1946ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1947ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1948ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1949ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1950ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1951ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1952ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1953ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1954ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1955ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1956ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1957ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 19583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 19593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 19683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 19693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1970cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 197115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1972cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19738d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 197470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 197570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19765b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1977f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1978cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 197915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 19805b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19815b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 198270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 198370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 198470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 198570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1986f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1987f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1988f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1989ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1990ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 199158d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19920fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19930fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 199404c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1995d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 199658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1997ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1998ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 199958d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 2000c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 2001c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 200228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 200328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik DeferredDisplayList deferredList(*(mSnapshot->clipRect), avoidOverdraw); 2004ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 2005ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 200696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 200796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 200858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 200996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 201058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 20110fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 20127b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 20136554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 20140fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 20150fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 2016c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 2017ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 20187031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 2019ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 2020ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 2021ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 2022a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 2023a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 2024a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 2025a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 2026a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2027886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2028886b275e529e44a59c54b933453d9bc902973178Romain Guy 2029a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2030a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2031a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2032886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2033886b275e529e44a59c54b933453d9bc902973178Romain Guy 2034a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 20353b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 20363b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 20373b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 2038a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2039a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2040886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2041886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2042886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 20435b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2044e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2047886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 20483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 20493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2050a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2051a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2052527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikstatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 20532db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy bool transformed, const Rect& bounds, SkPaint* paint) { 2054527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 20553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2056527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 20573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2058527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2059527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2060527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2061527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2062527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2063527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2064527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 20652db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy texture->setFilter(transformed ? FILTER(paint) : GL_NEAREST, true); 2066527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2067527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2068527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2069527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2070527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2071527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2072527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 2073527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2074527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, true, true); 2075527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2076527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2077527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 2078527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2079527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, true); 2080527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2081527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2082527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2083527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2084527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2085486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20866926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20876926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20886926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2090486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2093a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2095486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 209622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 209722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2098211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2099a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2100a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2101a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2102a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2103486590963e2207d68eebd6944fec70d50d41116aChet Haase 2104486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21058ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 21068ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2107486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2108f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2109f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2110f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2111f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 21126926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2113486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21146926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21156926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2116a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2118486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 211922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 212022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 21215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 21225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 21235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 21245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2125886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2126886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2127886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2128886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2129886b275e529e44a59c54b933453d9bc902973178Romain Guy } 21305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2131486590963e2207d68eebd6944fec70d50d41116aChet Haase 2132486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2133f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2134f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2135486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2136e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2137e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2138e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2139e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2140486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2141e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2142e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2143e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2144e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2145e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2146e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2147886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2148886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2149886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2150886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2151886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2152486590963e2207d68eebd6944fec70d50d41116aChet Haase 2153486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2154e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2155e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2156486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 21575a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 21585a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2159486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21605a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21615a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 216239a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 216339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 216439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2165b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2166b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2167b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2168b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2169b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2170a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2171b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2172ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2173ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2174ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2175ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2176ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2177ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2178ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2179ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2180ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2181ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2182a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21885a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21895a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21955a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 22005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 22015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 22025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 22035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 22045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 22055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 22065a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2207ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2208ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2209ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 22105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2211ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2212ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2213ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2214b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2215a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2216a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2217a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2218a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 22195a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22205a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22215a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2222a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2223ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2224a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2225a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2226a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2227ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 22283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 22293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 22303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 22313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 22323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2233ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2234a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2235a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2236a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2237a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2238a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2239a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2240a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2241a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2242a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2243ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2244ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2245a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 22463b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2247b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2248b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2249ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2250ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2251ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2252ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2253ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2254ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2255ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2256ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2257ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2258ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2259ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2260ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2261ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2262ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2263ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2264ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2265ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2266ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2267ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2268ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2269ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2270ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2271ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2272486590963e2207d68eebd6944fec70d50d41116aChet Haase 2273486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2276486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 22778ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22788ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 22795c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 22806926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2281486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22826926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22836926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2284a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2286486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 228722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22888ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22898ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22908ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2291c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 22963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2298c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 229903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 23008ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 23018ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 230203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 230303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 230403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 230503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2306d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2307d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2308886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2309886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 23106620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2311886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2312886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2313886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2314886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2315c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2316886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2317b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 23183b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 23193b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 23203b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2321886b275e529e44a59c54b933453d9bc902973178Romain Guy 2322886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2323886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2324886b275e529e44a59c54b933453d9bc902973178Romain Guy 2325886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2326886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2327886b275e529e44a59c54b933453d9bc902973178Romain Guy 2328886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2329886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 23306620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2331d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2332886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2333886b275e529e44a59c54b933453d9bc902973178Romain Guy 2334886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2335886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2336886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2337886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2338886b275e529e44a59c54b933453d9bc902973178Romain Guy 2339886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2340886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2341886b275e529e44a59c54b933453d9bc902973178Romain Guy 2342886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2343886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2344886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2345886b275e529e44a59c54b933453d9bc902973178Romain Guy 2346886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2347886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2348886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2349886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2350886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2351886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2352886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2353886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2354886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2355886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2356886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2357886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2358886b275e529e44a59c54b933453d9bc902973178Romain Guy 2359886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2360886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 23616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23628ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23638ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2364486590963e2207d68eebd6944fec70d50d41116aChet Haase 2365486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2366ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2367ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 23683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 23695c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2370be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2371be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 237216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik getAlphaAndMode(paint, &alpha, &mode); 2373be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23744c2547fa9244e78115cde0a259291053108c3dc7Romain Guy if (quickReject(left, top, right, bottom)) { 23754c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23764c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23774c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23784c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23794c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23804c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23814c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23824c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, alpha, mode); 2383be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2384be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23854c2547fa9244e78115cde0a259291053108c3dc7Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, 23863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 23873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy int alpha, SkXfermode::Mode mode) { 23884c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2390486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2393211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2394a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2395a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2396a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2397a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2399a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2400a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2401a4adcf0239039eb8f005be252409901c41b28839Romain Guy 24023b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 24035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 24048168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 24053b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 24063b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 24075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 24085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 24098ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2410211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2411c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2412c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2413c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 24146620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2415c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 24163b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 24176620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 24185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 24213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha *= mSnapshot->alpha; 24223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2423211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 24243b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 24253b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 24266620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 24273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 24283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 24293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(x, y, right, bottom, texture->id, alpha / 255.0f, 24303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, true, 24323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24336620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 24343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 24353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, false, 24373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2439054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2440486590963e2207d68eebd6944fec70d50d41116aChet Haase 2441486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2442f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2443f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 244465cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 244565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 24466d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2447bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 244865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2449bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2450bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 245165cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 245265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 245365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 245465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2455710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2456710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2457710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2458710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2459710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2460710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2461710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2462710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 246365cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2464710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2465710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2466710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2467858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2468710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2469710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2470cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2471710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2472710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 24736ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2474710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2475710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2476710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2477710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 24786ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2479710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24806ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24816ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2482710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24836ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 24846d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 24857b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2486710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24876ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 248804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 248965cd612face362d054a85d0f7e5881c59cd523beChris Craik 249065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2491858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2492858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2493858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 249465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 249565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 249665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 249765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 249865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 249965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 250065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 250199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 250265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 250365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 250465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 250565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 25067b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2507c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2508c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2509c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2510c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2511c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 25127b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 251465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 25157b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 251765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 251865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 251965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 252065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 252165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 252265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 252365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 252465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 252565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 252665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 252765cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 252865cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 25297b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 253065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 25317b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 253265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 253365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 253465cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2535d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2536d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2537d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2538d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2539d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 25403b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2541486590963e2207d68eebd6944fec70d50d41116aChet Haase 254265cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 254365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 25445b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25455b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2546486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 25476d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (mSnapshot->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2548ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25496d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25507b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25516d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 25526d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 25536d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik PathTessellator::tessellatePoints(points, count, paint, mSnapshot->transform, bounds, buffer); 25547b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25556d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 25566d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2557ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2558ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25596d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2560486590963e2207d68eebd6944fec70d50d41116aChet Haase 25616d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 25626d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2563ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2564ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2565486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2566e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2567486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2568e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2569ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2570ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 257170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 25723d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2573486590963e2207d68eebd6944fec70d50d41116aChet Haase 2574486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2575c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25769d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2577486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2578486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2579486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 258001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 258101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 258201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 258301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 258401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 258501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2586486590963e2207d68eebd6944fec70d50d41116aChet Haase 2587486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 258801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 258901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2590486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2591710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2592257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2593257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2594710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2595710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 259601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2597cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2598710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2599c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2600710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2601710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2602710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2603710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2604710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2605710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2606cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2607cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2608cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2609cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2610cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2611cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2612710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 261365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2614c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 261501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2616710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2617cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2618257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2619257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2620710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2621710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2622cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2623710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2624c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2625710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2626710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2627710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2628710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2629cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2630cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2631cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2632cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2633cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 263465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2635c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 263601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2637486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2638710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2639257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2640257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2641710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2642710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 264301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2644cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2645710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2646c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2647710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2648710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2649710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2650710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2651710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2652cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2653cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2654cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2655710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 265665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2657c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2658c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2659486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2660780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2661257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2662257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2663780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2664780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26658b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26668b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2667780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26688b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26698b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2670780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 267165cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2672780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2673c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2674780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2675780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2676780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2677780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2678780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2679780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2680780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2681780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2682780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2683780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2684780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2685780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2686780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2687780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2688780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2689780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2690780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 269165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26928b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26938b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2694cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2695cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2696cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2697486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2698257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2699257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2700486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 27016926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 27026926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2703710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2704cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2705cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2706cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2707cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2708cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2709c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2710cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2711cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2712cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2713cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2714cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2715cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2716cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2717cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2718cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 271965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2720026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2721026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 27223b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2723710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2724710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 272565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2726858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2727710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 272865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2729858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2730c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 27319d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2732416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2733416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2734416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2735416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2736416a847633680d94efb926837efdc18726d54918Raph Levien 2737416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2738416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2739416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2740416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2741c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2742cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2743cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2744cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2745416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2746416a847633680d94efb926837efdc18726d54918Raph Levien 2747c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2748c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2749416a847633680d94efb926837efdc18726d54918Raph Levien 2750c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2751c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2752c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2753416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2754416a847633680d94efb926837efdc18726d54918Raph Levien } 2755416a847633680d94efb926837efdc18726d54918Raph Levien 2756416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2757416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2758416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2759416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2760416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2761416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2762416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2763416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2764416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2765416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2766416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2767416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2768416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2769416a847633680d94efb926837efdc18726d54918Raph Levien 2770416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2771416a847633680d94efb926837efdc18726d54918Raph Levien} 2772416a847633680d94efb926837efdc18726d54918Raph Levien 2773768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2774768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2775768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2776768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2777768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2778257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2779257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2780257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2781257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2782257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2783257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2784257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2785257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2786257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2787257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2788257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2789257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2790257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2791257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2792257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2793257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2794257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2795257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2796257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2797257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2798257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2799257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2800257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2801257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2802257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2803257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2804257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2805257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2806257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2807257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2808257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2809257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2810257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2811257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2812257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2813257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2814257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2815257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2816257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2817257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2818257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2819257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2820486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2821eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2822768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2823486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2824eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2825eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2826671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 28273b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2828486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2829671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2830671d6cf460531825a321edb200523d0faa7792c9Romain Guy 283139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 283239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2833671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2834671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 28353b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2836671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 28373b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 28383b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2839671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2840671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2841b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2842c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2843671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2844671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2845671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2846671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2847671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2848c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2849e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2850e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2851416a847633680d94efb926837efdc18726d54918Raph Levien } 2852416a847633680d94efb926837efdc18726d54918Raph Levien 2853671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 28543b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2855671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2856671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2857671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2858257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2859671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2860671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2861671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2862671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2863211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2864671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2865257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2866671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2867257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2868671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2869671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 28703b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2871671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2872671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2873671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2874671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2875486590963e2207d68eebd6944fec70d50d41116aChet Haase 2876486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2877eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2878eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2879624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2880624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2881624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2882624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2883624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2884624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2885b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2886624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2887624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2888624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2889624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2890624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2891624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2892624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2893624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2894624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 289541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 289641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2897527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2898527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2899527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 290028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 290128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 290228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint) || 290328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik quickReject(bounds)) { 290428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 290528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2906cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2907cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 29083a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 29093a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2910624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2911624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2912624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2913c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2914211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2915624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2916624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 29176620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 29186620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 291986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 292086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 292186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29229d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2923c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2924c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2925c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2926c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2927c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2928c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 29291e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29301e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 293119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 293219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2933624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2934624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2935624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2936624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2937624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2938624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2939624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2940624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2941624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2942624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2943624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2944624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29453b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2946c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29476620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2948a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2949257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 295006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2951624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2952624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 295341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2955996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2956257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2957527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2958527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2959527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2960a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29618b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29628b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29638b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 296441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2965996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29668b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 296741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2968996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29694ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2970527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2971624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 297241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2973a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 297441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 29755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2976694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 297741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik drawTextDecorations(text, bytesCount, totalAdvance, oldX, oldY, paint); 2978486590963e2207d68eebd6944fec70d50d41116aChet Haase 2979486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2980694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2981694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2982486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2983325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2984768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2985486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 298603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 298703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 298839a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 298939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 299039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2991b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2992c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2993257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 299403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 299503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 299603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 299703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 299803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 299903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 30004121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 300103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 300203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 300303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 300403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 300503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 300603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 300703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 30089777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 3009257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 3010257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 3011257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 3012257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 3013257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 301403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 301503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 30169777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 30174121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 30189777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30199777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 30209777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 302103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30229777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30239777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30249777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30259777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 30269777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30273b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30289777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30299777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30309777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3031486590963e2207d68eebd6944fec70d50d41116aChet Haase 3032486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3033325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3034325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3035486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3036486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3037dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3038a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30397fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3040fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3041486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 304222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30437fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30448b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30458b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30468b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 304701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3048486590963e2207d68eebd6944fec70d50d41116aChet Haase 3049486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30507fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30517fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3052a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 305335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3054486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30556c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30566c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3057b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3058b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3059b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3060b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3061b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30623b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3063b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3064b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3065b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 306639a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 306735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 306839a908c1df89e1073627b0dcbce922d826b67055Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired); 30694ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 307035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3071b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3072b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3073b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 307435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 307535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 307635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 30775bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30782bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 307939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 3080a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30816c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3082211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3083c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3084c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3085e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3086c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 308734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 308834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3089c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 309016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3091c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3092c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30938168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3094c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 30959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3096c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3097c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3098c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 30999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 31003b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 31013b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 31023b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 31039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3104d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 31054ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 31064ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 31079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3108d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 31099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 31109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 31119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3112c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3113c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 311434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 311534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glDrawElements(GL_TRIANGLES, layer->meshElementCount, 311634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, layer->meshIndices)); 3117c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3118c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 31193a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 31203a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 31213a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 31223a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3123c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31244ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3125c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3126e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31275bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31285bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 31294ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 31304ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 31314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3132f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 313334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3134486590963e2207d68eebd6944fec70d50d41116aChet Haase 3135b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3136b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3137b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3138b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3139486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31406c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31416c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31426926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3143d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3144d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3145d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3146d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3147c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 314806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 314906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 315006f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3151c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3152c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 31538aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 315406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31557fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31567fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3157d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3158db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3159db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3160db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3161db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3162c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3163db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3164db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3165db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3166c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3167db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3168db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3169db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 31701e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 31711e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31721e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31731e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3174c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 31751e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31761e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31771e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3178c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3179c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3180c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3181c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3182c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 31831e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31841e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31851e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31865ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 31875ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31885ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3190527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3191527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3192c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3193527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3194527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 31955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31965ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31975ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3198c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3199c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3200c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 32015ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32025ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3203a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3204758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3205758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3206758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 32075ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32085ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 32095ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32105ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3211c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3212c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 32135ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32145ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 32155ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32165ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32175ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 32196926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 32206926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 32213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 32223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 32233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 32243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 32253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 32273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 32283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 322901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 323001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 323101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 323201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 323301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 323401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 323501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 323601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 323701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 323801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 323901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 324001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 324101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 324201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 324301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 324401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 324501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 324601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 324701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 324801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 324901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 325001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 325101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 325201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 325301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 325401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 325501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 325601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 325701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3258f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32620a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 326341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float underlineWidth, 32640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32650a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32660a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32670a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3268726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32690a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3270211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3271726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3272f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32748b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 32750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3276e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3277f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3278f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3279f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3280f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3281f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3282e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3283e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 32840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 32860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3287e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3288e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3289e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3290e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 32940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3295e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3296e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3297e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3298e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3300e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3301726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3302e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3303726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 33040a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33050a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 33070a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3308672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3309672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3311672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3312672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3313735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3314735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3315c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3316735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3317735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3318735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3319735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3320735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3321735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3322735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3323735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 33243bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 33253b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33263b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33273b753829ae858d424fe109f714745379a6daf455Romain Guy } 3328735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3329672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3330672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3331672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3332672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3333672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3334672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3335672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3336672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33382af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3339672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3340672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3341672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3342672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3343672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33443b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33453b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33463b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33473b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33483b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33493b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3350672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33513b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3352672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33533b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33543b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33553b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33563b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3357672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3358672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33593b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3360a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3361a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3362672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3364672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3365672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3366672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3367672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3368672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3369672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3370672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3371735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3372672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3373672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3374672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3375672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3376672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 33783b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3379672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3380672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3381672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3382672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3383672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3384672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3385672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3386026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 33871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3388d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3389c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3390d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3391d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3392d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 339370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 339415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 33959c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 339670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 339770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 339870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 339970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 340070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 340170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 340270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 340370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 340470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3405c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3406c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3407c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3408c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 340982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 34108164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 341182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 341282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 341382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 341482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3415d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 34168164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 34173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 34183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 34193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy vertices = &mMeshVertices[0].position[0]; 34223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texCoords = &mMeshVertices[0].texture[0]; 34233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34303b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 34313b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 34323b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 34336620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3434d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34356620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 34363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 34373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3439d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 34406620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 34413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34466620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 344785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 344885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3449bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3450a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3451a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 345203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3453f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3454f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3455f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3456a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34576820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34598694230ff25fa0a60e480d424843e56b718f0516Romain Guy 346070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 346170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 346270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 346370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 346470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 346570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3466886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 346870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 346903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 347070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3471db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3472886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 347386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 347470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 347570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3476db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34776820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 347870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 347970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 348082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 348182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 34833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 34903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 34913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 34923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!ignoreScale) { 34953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 34963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 34973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 34983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 35003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 35013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 35023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 35033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 35053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy finishDrawTexture(); 35073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 35083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3509886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3510886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3511886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3512527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3513886b275e529e44a59c54b933453d9bc902973178Romain Guy 3514886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3515886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3516886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3517886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3518886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3519886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3520886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3521886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3522886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3523886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3524527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3525527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3526527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3527527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3528527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3529886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3530886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3531886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3532886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3533886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3534886b275e529e44a59c54b933453d9bc902973178Romain Guy 3535886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3536886b275e529e44a59c54b933453d9bc902973178Romain Guy 3537886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3538886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3539886b275e529e44a59c54b933453d9bc902973178Romain Guy 3540a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3541f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 354278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 354378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 354478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 354578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 354678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 354778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 354878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 354978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 355078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 355178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 355278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 355378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 355478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 355582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3556c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 355782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 355882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 355982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 356082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 356182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 356282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 356333fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35643bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3565a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3566f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3567a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 356882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 356982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 357082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 357182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 357282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 357382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 357482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 357582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3576a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 357782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 357882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 357982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 358082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 358182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 358282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 358382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 358482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 358582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 358682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 358782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 358882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 358982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 359082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3591fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 359282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 359382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3594fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3595bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3596bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3597889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3598d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3599fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3600d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3601fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 36026926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3603260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 36046926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3605260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3606260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3607026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3608ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 360982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 361082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 361182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 361282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 36138ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 36148ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 361516ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3616be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 361716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 361816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 361987b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 362016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3621db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3622026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3623026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 362416ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 362516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 362616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 362716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 362816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 362916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 363016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 363116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 363216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 363316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36349d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3635e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3636