OpenGLRenderer.cpp revision 924197513aa2df4c1fb2977c1727f5d2c21f2689
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" 3955bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 40e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik#include "utils/GLUtils.h" 41a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4255bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 43e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 44e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 459d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 489d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 499d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 509d5316e3f56d138504565ff311145ac01621dff4Romain Guy 51759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 52759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 53759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 54f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 55dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 5667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 5767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 5867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 5967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 6067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 6167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 62d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 639d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 649d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 659d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 669d5316e3f56d138504565ff311145ac01621dff4Romain Guy 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 68889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 69889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 70889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 71889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 72889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 73889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 74889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 75889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 76026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 77026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 78026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 862ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 872ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 882ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 892ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 902ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 912ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 92d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 94026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 95e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 9787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 99f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1102ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1112ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1122ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 113d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1142ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 115f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 116f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 117f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 118448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 119448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 120448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 121448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 122448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 123448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 124448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 125448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 126448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 127f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 128f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 129f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1303bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1313bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 132527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 133527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 13416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 135026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 136ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 137ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 13896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 13978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 142e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 143e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 14529d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 14629d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 147e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 148e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 15087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 15187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 15287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 15387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 15487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 15587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 15687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 15787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 15813631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 15913631f3da855f200a151e7837ed9f6b079622b58Romain Guy 16013631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 161f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 162f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 163f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 16485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 165a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik initializeViewport(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 17396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 174c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 175fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 176fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 17714e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeSaveStack(left, top, right, bottom); 17896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1795f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 18096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 181ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 18296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 18496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 18511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 18696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 18896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 18945e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 19014e513058ed4168c94e015638d16f5f87fd8063aChris Craik glViewport(0, 0, getWidth(), getHeight()); 1917d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 19254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 19354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 19454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 19554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 19654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 197d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 1982b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1997c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2007c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 20396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 20496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 20778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 20896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 20996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 21196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 21296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 21396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 214d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2227c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2237c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 224dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 225dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 226dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 227dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2283bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 22914e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 230f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 231f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 232f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 233f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 234dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 235dcfc836b457a87881da409e1acf251515f121446Romain Guy } 236dcfc836b457a87881da409e1acf251515f121446Romain Guy} 237dcfc836b457a87881da409e1acf251515f121446Romain Guy 2387c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 23978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 240586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 241a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(left, getViewportHeight() - bottom, right - left, bottom - top); 2426b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 24344b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 244ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 24544b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2467c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 24744b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 248ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 249ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 250ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 251ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 252ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 253ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 254ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2556b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 256bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 257bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 258d6b65f67717025b1162f86f04e2caa5723566cacChris Craikvoid OpenGLRenderer::startTilingCurrentClip(bool opaque) { 25954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 260d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 261d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 26214e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 263d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 264d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 26554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 26654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 267a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik startTiling(*clip, getViewportHeight(), opaque); 268c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 269c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 270c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 271c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 272c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 273c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 27452036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2752b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2762b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2772b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2782b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 27954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2802b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2812b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 282b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2837c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2842b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2852b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 286ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 287ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 288ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 289ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 290ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 291ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 29211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 293b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 294e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 295b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 29611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 297c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 298e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 29911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 30011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 30111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 30211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 303c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 30411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 30596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 30678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 30778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 30878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 30978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 31096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 311b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 312b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3136c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 314da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 315da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 316da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 317da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 318da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 319da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 3209ab2d1847552aa4169b4325aae1b1368d6947a9fChris Craik mCaches.resetActiveTexture(); 32150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 32215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 323f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 324ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3257c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 326da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 327da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3286c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 329d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 330a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glViewport(0, 0, getViewportWidth(), getViewportHeight()); 331d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3327c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 33335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3343e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3353e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3368025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 337586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 33882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 339746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 340da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 341a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3428aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 34350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 34450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 34550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 34650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 34750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 35035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 351a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glViewport(0, 0, getViewportWidth(), getViewportHeight()); 352a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glBindFramebuffer(GL_FRAMEBUFFER, currentSnapshot()->fbo); 3537c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 35435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 35535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 35635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 35735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 35835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3598f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 360d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 361408eb12631376cbdc96803e918decf6ea804d346Chris Craik 362d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 36380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 36480911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 365d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 366d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 367d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 368d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 369d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 370d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 37108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 37208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 37308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 37408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 37508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 37608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 377a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 378a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 379d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 38080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 38125d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck bool dirtyClip = mDirtyClip; 38254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 38354f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 38454f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 38554f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 38625d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck if (mCaches.enableScissor() || dirtyClip) { 38725d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 38825d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 38954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik interrupt(); 39054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 39154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // call functor immediately after GL state setup 392750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck (*functor)(DrawGlInfo::kModeDraw, &info); 393cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 394daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 395750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck return DrawGlInfo::kStatusDrew; 396daf98e941e140e8739458126640183b9f296a2abChet Haase} 397daf98e941e140e8739458126640183b9f296a2abChet Haase 398f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 39987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 40087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 40187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4020f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4030f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4040f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4050f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 40687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 40787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 40887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 40987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 41087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 41187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 41287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 41387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 41487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 41587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 41687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 41787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 41887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 41987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 42087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 42187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 42287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 42387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 42487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 42587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 42687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 42787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 42887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 42987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 4305f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 43187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 433a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(clip->left, firstSnapshot()->getViewportHeight() - clip->bottom, 43487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 43587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 436627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 43787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 438627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 439627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 440627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 44187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 442627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 443627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 444627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 44587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 446627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 447627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 448627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 44987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 450627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 451627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 45287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 45387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 45487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 45587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 45678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 45714e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 45878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 45914e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 46078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 46178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 46278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 46378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 46478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 46578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 46678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 46778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 46878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 46978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 47078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 47187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 47211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 47311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 47411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 47511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 47696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 477087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck layer->displayList.get() && layer->displayList->isRenderable()) { 478405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 479405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 48011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 48111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4827c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4837c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4847c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4857c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 48611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 48802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 48996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 49096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 49196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 49211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 49411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 495d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 49611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 49711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4985bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 49934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 50011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 50211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 50511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 50611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 50896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 50996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 51096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 51111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 51211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 51396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 51496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 51596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 51696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 51796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 51811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5191206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5201206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 52111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 52211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 52396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 52496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 52596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 52611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 52711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 52996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 53096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 53196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 53296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 53396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 53496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 53596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 53696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 53796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 53896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 53996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 54096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 54196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5421206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5431206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 54496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 54502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 54602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 547405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 54802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 54902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 550405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 551405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 55202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 55302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 55496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 55596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 55696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 55796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 55996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 56702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 56802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 56902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 57002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 57102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 57202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 57302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 57402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 580e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 581e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 582e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 583e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 584e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 585e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 586e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 587e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 588e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 589e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 590e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 591e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 59211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 59311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 59411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 59711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 59811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 59911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 60011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 60111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 60311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 604405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 605405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 606405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 607405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 608405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 609405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 610405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 611405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 613f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 614f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 615f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 61614e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 617a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 61814e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 61914e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 620bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 621a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 622a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glViewport(0, 0, getViewportWidth(), getViewportHeight()); 623eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 624eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6252542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 626746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6278fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6282542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6295ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6307273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 6317273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 63214e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 6337273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 6345ec9924d24495822b589f1a17996655d66273b30Romain Guy } 635d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6365cbbce535744b89df5ecea95de21ee3733298260Romain Guy 637f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 638bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 639bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 640bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 641bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 643eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 644d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 645d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 6463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 647dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 648d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 649d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 650bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 651bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 652d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 653d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 654d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 655d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 656d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 657d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 658d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 659d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 660d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 661d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 662d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 663d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 664d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 665924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 666924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 667924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 668d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 669d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 670d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 671d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 672d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 673d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 674d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 675d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 676d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 677d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 678d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 679d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 680d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 681d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 682d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 683d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 684d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 685d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 686d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 687408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 688408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 689408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 690408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 691408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 692408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 693408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 694408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 695408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 696408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 697408eb12631376cbdc96803e918decf6ea804d346Chris Craik 698d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 699d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 700d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 701d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 702d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 703d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 704d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 705d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 706d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 707d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 708d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 709d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 710d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 711d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 712d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 713d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 714d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 715a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 716d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 717d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 718d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 719d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 720d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 721d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 7321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 7331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 7341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 7351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 7361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 7371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 7396b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 7406b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 7416b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 7426b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 7431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 7451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 74787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 76787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 76887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 76987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 77087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 77187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 773d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 7743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 775eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 776fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 777dda570201ac851dd85af3861f7e575721d3345daRomain Guy 778eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 779eb99356a0548684a501766e6a524529ab93304c8Romain Guy 780f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 781d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7828aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 784674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 785dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 786dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 787d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 788b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 789b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 790dda570201ac851dd85af3861f7e575721d3345daRomain Guy 791a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7928550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 793f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 794f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 795bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 796bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 797674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 7988aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 801d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 802a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8037c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 8043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 805dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8068fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 807d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 808d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8091d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8107273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 811eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 812e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 813eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 814eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 816514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 818b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 819b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 820b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 821b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 822b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 823b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 8249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 825514fb18827186591d66973c2362c859b64b63556Romain Guy } 8267b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 827a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 828a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 829a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 830b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 83154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 83254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 833ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 834eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 835f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 836d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 837bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 838bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 839e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 840c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 843d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 844a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 845d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 846d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 847d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 848a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 8495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8502b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8517c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 8549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8580908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 8599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 865d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 8665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 868586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8698f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 877ddc52285ca6fd147f442a21e90e0e4702a10d304Jorim Jaggi 8785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 88514e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 88614e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 8873762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8881d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8891d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8901d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 89114e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 8928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 89314e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 894eb99356a0548684a501766e6a524529ab93304c8Romain Guy 89539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 896f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 897f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik &clipRequired, false); // safely ignore return, should never be rejected 89839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 89939a908c1df89e1073627b0dcbce922d826b67055Chris Craik 900eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 903e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 904e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 908eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 90914e513058ed4168c94e015638d16f5f87fd8063aChris Craik glBindFramebuffer(GL_FRAMEBUFFER, restored.fbo); 9107c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9112b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 912d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 913eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 914eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 91676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 91776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 91876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 91976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 92076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 92176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 9225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 924f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 925f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 92603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9278b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 928a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 932eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 93314e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 9345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 937a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 938a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 939a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 940a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 941a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 9429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 943a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 944eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9451d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 946746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 947746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 948eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 9508550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9511d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 952603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9531d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9541d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 956aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9572458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 958aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 959aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9618f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9628f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9638f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9648f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9658f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 966aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 96776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 96876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 969aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 970aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 97176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 9729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9748f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9768f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 977d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 9789757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 979ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 980ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 981d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 982d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 984d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 988d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9894063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 9919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 9933380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 994aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 995aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 996aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 997aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 9999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1000aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1001aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1002aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1006d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1007ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1008b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1009b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1010b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1013d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1014d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1017d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1019d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 102276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 102376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 102476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 102576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 102676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 102776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 10289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 102976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 10303380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 10319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1033aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1034aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1035aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1036aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1037aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1038aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 104134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 104234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 104334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 104434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 104534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 104634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 104734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 104834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 104934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 105034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 105134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 105234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 105334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 105434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 105534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 105634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 105734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 10585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 10663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 10683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 10693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 10703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkiaShader* oldShader = mDrawModifiers.mShader; 10723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 10743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 10753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 10763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 10773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkiaLayerShader layerShader(layer, &shaderMatrix); 10783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mDrawModifiers.mShader = &layerShader; 10793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 10813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 10823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 10833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 10843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mDrawModifiers.mShader = oldShader; 10863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 10873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 10893f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10903f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10929fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10939fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 109434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 10959fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 11013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 11023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 11033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 11043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 11063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11213f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 11343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11433f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 11443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 11465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 11483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 11513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 11523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 11533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 11545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 116434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 116534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 11723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 11733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 11743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 11785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11833a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1184e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 11853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 120276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 120376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 120576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1208e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 121076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 122376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1228f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1231f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1237f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1239f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12401bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12411bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12421bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12431bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1244d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 12451bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12461bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12471bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12481bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12534063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1254448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1255448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1256448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1257448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12583380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1259448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1260448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1261448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1262448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1263448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1264448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1265448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1266448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1267448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 126854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 126954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 127054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 127154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1272d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 127354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 127454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 127554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 127654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 127854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 127954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12808a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1282448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 128654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 128754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 128954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 129054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 129154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 129454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1295e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1296e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1297e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1298e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 129954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 130076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 130176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 130276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 130354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 130454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 130576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 130654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 130754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 131054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 131454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 131554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 131654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 131754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1318e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 131954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 132054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 132154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1322bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1323c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1324c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1325c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1326ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1327d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1328d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1329c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1330ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1331ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1332ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1333d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 133428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13355e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13365e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13375e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13385e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1339d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1340ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1341ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1342ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 134328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1344a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1345d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 134628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 134728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1348d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1349d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1350d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1351d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 135228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 135328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1354ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1355d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1356d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1357d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1358d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1359c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1360ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1361ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1362527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1363527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1364d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1365c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1366c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13677273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13687273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1369d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 13707273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1371d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1372c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1373c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1374c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1375527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 137614e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 13777273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 137814e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1379ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1380527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 138128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 138228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1383ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1384ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1385c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1386c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 138728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 138828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 138928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 139028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 139128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 139228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 139428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 139528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 139628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 139728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 139814e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1400527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 140128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1402527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1403527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1404c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1405f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1406f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1407f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1408bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1409d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1410e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14118f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1412a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (mCaches.setScissor(clip.left, getViewportHeight() - clip.bottom, 14138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14148a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14158a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14169d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14179d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1423d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1430c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1431c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1432c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1433c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1434c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14358d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14363bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1438c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1439f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1445d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 146476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 146576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0xff000000); 146676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 146776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 147476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14773ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14783ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14793ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14803ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 148176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 148276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 148376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 14843ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1491f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1492f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1493f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1494f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1495f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1496f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1497f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1498d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1499f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool clipRequired = false; 1500f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15015e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1502f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1503cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1504f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1505f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1506f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1507f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1508cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1509cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1510f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, &clipRequired, snapOut)) { 1511dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1512dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1513dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1514b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craik if (!isRecording()) { 1515f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // not quick rejected, so enable the scissor if clipRequired 151639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1517586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 151839a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1519c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1520c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1522735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1523d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!isRecording() && !currentSnapshot()->clipRegion->isEmpty()) { 152476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 152576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 152676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 152776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1531735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1532f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 153370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 153470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 153570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 153654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1537f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15388a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 153954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1542b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1543b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1544b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1545b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 15468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 154770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15483ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 154970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15503ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 155170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 155270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 155370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 155470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 155570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 15563ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15573ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 15583ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 15593ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 15603ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 15613ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 156278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 156378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 156470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 156570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 156670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 156770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 156870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 156970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 157070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1571ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1572ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1573ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1574ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1575ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1576ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1577aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1578aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1579aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1580aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 158115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1582ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 158315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 158415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1585710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 158699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 15875b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 15885b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 15898d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 15908d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1591886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1592886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1593886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 159470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1595e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 159670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 159770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 159886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 159986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1600886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1601886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1602886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 160386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1604e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 160586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 160686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16074121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16084121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16094121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16104121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 161170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 161270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 161370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1617e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 162070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1621c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1622c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 162370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 162470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 162676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 162776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 162876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 162976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 163076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 163176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 163276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 163376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 163476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 163576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 163676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 163770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 163870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1640f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1641f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1642f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1643f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 164454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1645f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1646f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1647f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 164876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 164976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1650f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1651f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1652f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 165376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 165476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mColorSet && mColorA < 1.0f) || 165576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 165676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getColorFilter(); 1657c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 166076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 166176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1662f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1663f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1664f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1665c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1666c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 166776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (paint && paint->getColorFilter()); 1668c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 167270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 167370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 167670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 16794063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 16804063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1681e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 16824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1683e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 168470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 168686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1687a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 1688a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.currentProgram->set(mSnapshot->getOrthoMatrix(), mModelViewMatrix, transformMatrix, offset); 1689a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1690a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1691a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1692a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1693a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1694a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 169586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1699c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 170070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 170170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17055536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 170686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17075536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17085536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17095536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1711c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 17134063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 17144063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // because it was built into modelView / the geometry, and the SkiaShader needs to 17154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // compensate. 17164063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mat4 modelViewWithoutTransform; 1717d6b65f67717025b1162f86f04e2caa5723566cacChris Craik modelViewWithoutTransform.loadInverse(*currentTransform()); 1718e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik modelViewWithoutTransform.multiply(mModelViewMatrix); 1719e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.load(modelViewWithoutTransform); 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1721c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1722e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix, *mSnapshot, &mTextureUnit); 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 172776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 172876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 172976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 173076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 173176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 173276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 173376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 173476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 173576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 173676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 173776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 173876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 173976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 174076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 174176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 174276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 174376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 174476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 174576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 174676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 174776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 174876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 174976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 175076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 175176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 175276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 175376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 175476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 175576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 175676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 175776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 175876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 175976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 176176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 176276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 176376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17694121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 17704121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 17714121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17724121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1774f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1775cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 177615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 177770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1780257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 17812d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 178215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 178370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1785aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1786aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 17872d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 178815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1789aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1790aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 17918f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 17928f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 17938f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 17948f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 17958f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1796aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1797aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1798aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1799aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1800564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1801564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1802f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1804f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1806f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1808d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1809cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 181015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1811cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 181215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 181315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 181415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 181515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 181615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1817564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1818564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1819ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1820ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1821ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1822ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1823ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1824ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1825ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1826ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1827ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1828ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1829ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1830ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1831ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1832ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1833ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1834ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1835564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1836564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 18373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 18383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 18393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 18403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 18413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 18423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 18433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 18443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 18453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 184663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 18473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1848cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 184915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1850cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18518d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 185270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1854448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1855f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 185663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1857cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 18585b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18595b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 186070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1861f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1862f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1863f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1864e18264b079481a244b30e3f71012c53bbd861f92John Reckstatus_t OpenGLRenderer::drawDisplayList(RenderNode* displayList, Rect& dirty, 1865ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 186658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 18670fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 18680fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 186904c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1870f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1871f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik displayList->computeOrdering(); 1872d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 187358d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1874ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1875b265e2ca50b6ceb2fd2987ef1f7d063b1bde19aeChris Craik displayList->replayNodeTree(replayStruct); 187658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1877c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1878c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 187928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1880d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1881ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1882b265e2ca50b6ceb2fd2987ef1f7d063b1bde19aeChris Craik displayList->deferNodeTree(deferStruct); 188396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 188496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 188558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 188696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1887f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 18880fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 18897b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 18906554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 18910fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 18920fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1893d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1894886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1895886b275e529e44a59c54b933453d9bc902973178Romain Guy 1896a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1897a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1898a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1899886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1900886b275e529e44a59c54b933453d9bc902973178Romain Guy 1901a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1902d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1903d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1904d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1905a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1906a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1907886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1908886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 190967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19105b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1911e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1914886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 191576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1917a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1918a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 191903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 192003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 192103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 192203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 192303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1924d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1925d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1926d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1927527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 192855b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1929527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1931527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1932527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1933527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 193467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 1935527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1936527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1937527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 19384b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1939527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 194076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 19414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 19424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1943527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1944527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 194576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 19464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 19474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1948527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 1949527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1950527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 1951527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1952527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1953d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, float left, float top, 1954d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 19556926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 19566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 19576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1958f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 1959486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1962a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 1964486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 196522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 196622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 19674b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1968a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1969a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1970a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1971a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1972486590963e2207d68eebd6944fec70d50d41116aChet Haase 1973486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 19748ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 19758ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1976d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkMatrix* matrix, 1977d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1978f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 1979f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 1980f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 1981f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 1982f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 1983486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19846926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19856926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1986a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 1988486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 198922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 199022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 19915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 19925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 19935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 19945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 19954b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1996886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 1997886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1998886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 1999886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2001486590963e2207d68eebd6944fec70d50d41116aChet Haase 2002486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2003f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2004f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2005d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, float left, float top, 2006d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2007e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2008e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2009e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2010f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2011486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2012e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2013e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2014e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2015e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2016e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2017e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20184b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2019886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2022886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2023486590963e2207d68eebd6944fec70d50d41116aChet Haase 2024486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2025e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2026e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2027d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2028d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2029d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2030486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20325a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 203339a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 203439a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 203539a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2036b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2037b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2038b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2039b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2040b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2041a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2042b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2043564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2044564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2045564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2046ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2047ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2048ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2049ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2050d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2051d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2052d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2053ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2054ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2055a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 20573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 20583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20605a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20615a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20625a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20635a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20645a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20655a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20665a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 20703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20735a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 20785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 20795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2080ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2081ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2082ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 20835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2084ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2085ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2086ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2087b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2088a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2089a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2090a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2091a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 20925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2095f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2096ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2097a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2098a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2099a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2100ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2106ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2107a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2108a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2109a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 211067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2111a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2112a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2113a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2114a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2115a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2116ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2117ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2118a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2119d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2120b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2121b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2123ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2124ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 212576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 212676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2127ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2128ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2130ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2131ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 213276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21333380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2135ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2136ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2140ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2142ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2143486590963e2207d68eebd6944fec70d50d41116aChet Haase 2144486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21455a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21465a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2147d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 21488ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21498ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2150d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2151f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2152486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21536926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21546926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2155a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2157486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 215822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21598ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21608ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21618ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2162c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2169c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 217003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 21718ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21728ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2173d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2174d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2175886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2176886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2178886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2179886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2180886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2181886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2182c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2183886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2184b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2185d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2186d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2187d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2188886b275e529e44a59c54b933453d9bc902973178Romain Guy 2189886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2190886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2191886b275e529e44a59c54b933453d9bc902973178Romain Guy 2192886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2193886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2194886b275e529e44a59c54b933453d9bc902973178Romain Guy 219567862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2196886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 21976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 219867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2199886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2200886b275e529e44a59c54b933453d9bc902973178Romain Guy 2201886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2202886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2204886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy 2206886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2207886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2208886b275e529e44a59c54b933453d9bc902973178Romain Guy 2209886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy 22134b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 221576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22163380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2217886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2219886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 222076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22213380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2224886b275e529e44a59c54b933453d9bc902973178Romain Guy 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22276620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22288ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22298ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2230486590963e2207d68eebd6944fec70d50d41116aChet Haase 2231486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2232ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2233ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2234d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2235d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2236f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 22374c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 22384c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22394c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 22404c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 22414c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22424c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22434c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 224403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2245be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2246be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2247d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2248d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2249d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2250f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2251486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22526926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22536926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2254211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2255a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2256a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2257a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2258a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2260a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2261a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2262a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2263d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22658168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2266d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2267d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22708ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2271211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2272c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2273c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2274c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22756620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2276c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2277d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 22786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 22824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2283211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2284d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2285d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 22866620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 22873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 22883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 22894063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 22904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 22914063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 22926620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 229376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 229476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 22954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 22964063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2297054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2298486590963e2207d68eebd6944fec70d50d41116aChet Haase 2299486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2300f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2301f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 230203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 230303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 230403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 230503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 230603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2307d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2308d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 230903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 231003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 231103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 231203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 231303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 231403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 231503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 231603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 231776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 231876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23194063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 232003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 232203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 232303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghuistatus_t OpenGLRenderer::drawVertexBuffer(VertexBufferMode mode, 232563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui const VertexBuffer& vertexBuffer, const SkPaint* paint, bool useOffset) { 23264063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23276d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2328bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 232965cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2330bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2331bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 233265cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 233365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 233465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2335710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2336710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2337710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2338710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 233976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2340710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 234176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2342710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 23434063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, 0, 0, 0, 0); 2344710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 234576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 23464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(); 2347858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 234855bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2349710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2350cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2351710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 235263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 23536ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2354710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2355710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2356710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2357710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2358710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23596ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23606ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2361710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23626ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 236363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui if (mode == kVertexBufferMode_Standard) { 236463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 236563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 236650ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_OnePolyRingShadow) { 236750ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 236850ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 236950ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_TwoPolyRingShadow) { 237063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 237150ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 237263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 23737b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2374710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23756ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 237604299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 237765cd612face362d054a85d0f7e5881c59cd523beChris Craik 237865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2379858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2380858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2381858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 238265cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 238365cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 238465cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 238565cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 238665cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 238765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 238865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 238999ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2390d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 239165cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 239265cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2393d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 23947b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2395c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2396c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2397f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik PathTessellator::expandBoundsForStroke(bounds, paint); 2398d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2399c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24007b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 240163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, vertexBuffer, paint); 240265cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24037b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 240565cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 240665cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 240765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 240865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 240965cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 241065cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 241165cd612face362d054a85d0f7e5881c59cd523beChris Craik * 241265cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2415d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2416d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24177b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24197b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242065cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 242165cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 2422d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), bounds, buffer); 2423d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2424f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2425f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2426d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2427d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2428d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2429d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2430486590963e2207d68eebd6944fec70d50d41116aChet Haase 243165cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 243263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 24335b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24345b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2435d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2436d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2437ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24386d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24397b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24406d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 24416d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 2442d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), bounds, buffer); 24437b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2444f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2445f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 24466d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2447ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2448ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2449d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2450486590963e2207d68eebd6944fec70d50d41116aChet Haase 24516d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 245263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 2453ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2454ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2455486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2456e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2457d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2458e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2459d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2460ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 246170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 246276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 246376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 246476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 246576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 246676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2467486590963e2207d68eebd6944fec70d50d41116aChet Haase 2468486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2469c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24709d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2471486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2472d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2473486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 247401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 247501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 247601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 247701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 247801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 247901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2480486590963e2207d68eebd6944fec70d50d41116aChet Haase 2481486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 248201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 248301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2484486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2485d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2486d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2487257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2488710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2489710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 249001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2491cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2492710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2493c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2494710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2495710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2496710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2497710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2498710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2499710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2500cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2501cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2502cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2503cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2504cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2505cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2506710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 250765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2508c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 250901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2510d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2511d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2512257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2513257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2514710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2515710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2516cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2517710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2518c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2519710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2520710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2521710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2522710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2523cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2524cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2525cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2526cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2527cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 252865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2529c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 253001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2531486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2532d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2533d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2534257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2535710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2536710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 253701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2538cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2539710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2540c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2541710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2542710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2543710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2544710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2545710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2546cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2547cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2548cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2549710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 255065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2551c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2552c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2553486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2554d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2555d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2556257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2557780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2558780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25598b2f5267f16c295f12faab810527cd6311997e34Romain Guy 25608b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2561780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 25628b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 25638b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2564780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 256565cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2566780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2567c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2568780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2569780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2570780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2571780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2572780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2573780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2574780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2575780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2576780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2577780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2578780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2579780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2580780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2581780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2582780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2583780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2584780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 258565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 25868b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 25878b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2588cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2589cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2590cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2591d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2592d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2593d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2594257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2595486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 25966926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 25976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2598710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2599cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2600cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2601cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2602cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2603cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2604c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2605cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2606cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2607cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2608cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2609cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2610cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2611cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2612cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2613cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 261465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2615026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2616026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2617d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2618710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2619710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 262065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2621858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 262276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 262365cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2624858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2625c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26269d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2627d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2628d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 262976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2630416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2631416a847633680d94efb926837efdc18726d54918Raph Levien 2632c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2633c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2634c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2635c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2636c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2637416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2638416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2639416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2640416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2641c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2642cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2643cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2644cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2645416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2646416a847633680d94efb926837efdc18726d54918Raph Levien 2647c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2648c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2649416a847633680d94efb926837efdc18726d54918Raph Levien 2650c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * mSnapshot->alpha; 2651c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2652c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2653416a847633680d94efb926837efdc18726d54918Raph Levien } 2654416a847633680d94efb926837efdc18726d54918Raph Levien 2655416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2656416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2657c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 265876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2659416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 266076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2661416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26624063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2664416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2665416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 266676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2667416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2668416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2669416a847633680d94efb926837efdc18726d54918Raph Levien 2670416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2671416a847633680d94efb926837efdc18726d54918Raph Levien} 2672416a847633680d94efb926837efdc18726d54918Raph Levien 2673768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2674c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2675768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2676768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2677768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2678486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2679d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2680d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2681486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2682eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2683eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2684671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2685d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2686486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2687671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2688671d6cf460531825a321edb200523d0faa7792c9Romain Guy 268939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 269039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2691671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2692671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2693d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2694671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2695d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2696d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2697671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2698671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2699b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2700c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2701671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2702671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2703671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2704671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2705671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2706c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2707e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 270876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2709416a847633680d94efb926837efdc18726d54918Raph Levien } 2710416a847633680d94efb926837efdc18726d54918Raph Levien 2711671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2712d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2713671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2714671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2715671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2716257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2717671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2718671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2719671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2720671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2721211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2722671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27231e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2724671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2725257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2726671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2727671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2728d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2729671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2730671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2731671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2732671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2733486590963e2207d68eebd6944fec70d50d41116aChet Haase 2734486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2735eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2736eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2737624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2738624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2739624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2740624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2741624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2742624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2743b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2744624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2745624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2746d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->decomposeScale(sx, sy); 2747624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2748624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2749624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2750624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2751624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2752624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 275341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2754d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2755527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2756527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2757527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 275828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 275928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2760d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2761f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 276228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 276328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2764cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2765cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 27663a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 27673a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2768624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2769d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2770624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2771c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2772211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2773624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2774624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 27756620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 27766620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 277786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 277886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 277986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 27809d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2781c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2782c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2783c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2784c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2785c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 278676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 27871e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 27881e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 278919d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 279019d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2791624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2792624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2793624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2794624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2795624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2796624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2797624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2798624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2799624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2800624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2801624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2802624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 28033b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2804c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 28056620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2806a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2807257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 280806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2809624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2810d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 281141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2813996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28141e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2815527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2816527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2817527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2818a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28198b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28208b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28218b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 282241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2823996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28248b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 282541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2826996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28274ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2828527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2829624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 283041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2831a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 283241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2834694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2835e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2836486590963e2207d68eebd6944fec70d50d41116aChet Haase 2837486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2838694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2839694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2840d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2841d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2842d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2843486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 284403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 284503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 284639a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 284739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 284839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2849b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2850c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2851257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 285203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 285303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 285403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 285503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28561e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 28579777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28589777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 28599777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 286003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 28619777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 28629777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28639777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 28641e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 28659777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2866d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 28679777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 28689777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 28699777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2870486590963e2207d68eebd6944fec70d50d41116aChet Haase 2871486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2872325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2873325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2874d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2875d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2876dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2877a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 28787fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2879fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2880486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 288122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 28827fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 28838b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 28848b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 28858b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 288601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2887486590963e2207d68eebd6944fec70d50d41116aChet Haase 2888486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 28897fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 28907fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2891a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 289235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2893486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 28946c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 28956c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2896b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2897b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2898b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2899b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 290114e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2902b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2903b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2904b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 290539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2906f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2907f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, false); 29084ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 290935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2910b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2911b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2912b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 291335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 291435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 291535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29165bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29172bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 291839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2919a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29206c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2921211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2922c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 292334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 292434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2925c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 292676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 292716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2928c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2929c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29308168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 293176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 293276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 2933c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2934c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 293576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 29369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2937d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2938d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2939d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 29409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2941d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 29424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 29434ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 29449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2945d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 29464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 29479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 29489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2949c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2950448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 2951448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 2952448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2953448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 2954448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 2955448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 29563380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 2957448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 2958448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 2959448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2960448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 2961448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 2962448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 2963448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 2964448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 2965c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 29663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 2967e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 29683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2969c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 29704ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 29715bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 29725bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 297376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 297476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 297576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 297676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 29774ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 2978f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 297934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 2980486590963e2207d68eebd6944fec70d50d41116aChet Haase 2981b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2982b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2983b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2984b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 2985486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29866c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 29876c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 29886926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 2989d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 2990d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2991d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2992d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 2993c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 299406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 299506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 299606f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 2997c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 2998c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 29998aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 300006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 30017fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 30027fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3003d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 30045ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30055ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30065ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30075ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3008527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3009527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3010c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3011527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3012527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30135ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30145ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30155ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3016c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3017c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3018c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30195ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30205ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3021d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3022758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3023758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3024758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30255ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30265ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 30275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30285ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3029c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3030c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 30315ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30325ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 30335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30345ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30355ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30386926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3039d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 30403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 30413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 30453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 30463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 304701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3048d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3049f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 305001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 305101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 305201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 305301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 305401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 305501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 305601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 305701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 305801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 305901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 306076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 306101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 306276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 306301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 30644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 30654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 306601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 306701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 306876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 306901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 307001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 307101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 307201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 307301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 307401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3075f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 30760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 30770a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 30780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 30790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3080d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3081d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 30820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 30830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 30840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3085726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 30860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3087211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3088726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3089f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 30900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30918b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 30920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3093e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3094f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3095f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3096f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3097f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3098f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3099e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3100e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31020a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31030a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3104e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3105e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3106e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3107e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3112e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3113e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3114e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3115e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3117e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3118726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3119e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3120726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31220a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3125d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3126d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3127672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3128672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3129672433d90fab7383cd28beac9d4485b566a90940Romain Guy 313076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3131735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3132735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3133b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3134b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3135b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3136b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3137b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3138b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3139b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3140b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3141b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatus_t OpenGLRenderer::drawShadow(const mat4& casterTransformXY, const mat4& casterTransformZ, 3142024433f89684e1f9cb7b15ade7c480c9346fbe4dChris Craik float casterAlpha, bool casterUnclipped, const SkPath* casterPerimeter) { 3143d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3144f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 314515a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3146f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3147f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3148f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3149ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3150f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 315115a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // tessellate caster outline into a 2d polygon 315215a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector<Vertex> casterVertices2d; 315315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const float casterRefinementThresholdSquared = 20.0f; // TODO: experiment with this value 31548c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik PathTessellator::approximatePathOutlineVertices(*casterPerimeter, 315515a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterRefinementThresholdSquared, casterVertices2d); 31562e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui if (!ShadowTessellator::isClockwisePath(*casterPerimeter)) { 31572e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui ShadowTessellator::reverseVertexArray(casterVertices2d.editArray(), 31582e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui casterVertices2d.size()); 31592e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui } 316015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 3161a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik if (casterVertices2d.size() == 0) { 3162a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik // empty caster polygon computed from path 3163a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik return DrawGlInfo::kStatusDone; 3164a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik } 3165a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik 316615a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // map 2d caster poly into 3d 316715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const int casterVertexCount = casterVertices2d.size(); 316815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector3 casterPolygon[casterVertexCount]; 3169b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float minZ = FLT_MAX; 3170af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui float maxZ = -FLT_MAX; 317115a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik for (int i = 0; i < casterVertexCount; i++) { 317215a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const Vertex& point2d = casterVertices2d[i]; 317315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterPolygon[i] = Vector3(point2d.x, point2d.y, 0); 3174b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(casterPolygon[i], casterTransformXY, casterTransformZ); 3175b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik minZ = fmin(minZ, casterPolygon[i].z); 3176af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui maxZ = fmax(maxZ, casterPolygon[i].z); 317715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik } 317815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 317963d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui // map the centroid of the caster into 3d 318063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector2 centroid = ShadowTessellator::centroid2d( 318163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui reinterpret_cast<const Vector2*>(casterVertices2d.array()), 318263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui casterVertexCount); 318363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector3 centroid3d(centroid.x, centroid.y, 0); 3184b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(centroid3d, casterTransformXY, casterTransformZ); 318563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 3186b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik // if the caster intersects the z=0 plane, lift it in Z so it doesn't 3187b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik if (minZ < SHADOW_MIN_CASTER_Z) { 3188b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float casterLift = SHADOW_MIN_CASTER_Z - minZ; 3189b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik for (int i = 0; i < casterVertexCount; i++) { 3190b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik casterPolygon[i].z += casterLift; 3191b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3192b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik centroid3d.z += casterLift; 3193b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3194af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3195af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // Check whether we want to draw the shadow at all by checking the caster's 3196af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // bounds against clip. 3197af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // We only have ortho projection, so we can just ignore the Z in caster for 3198af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // simple rejection calculation. 3199af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui Rect localClip = mSnapshot->getLocalClip(); 32008c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik Rect casterBounds(casterPerimeter->getBounds()); 3201af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterTransformXY.mapRect(casterBounds); 3202af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3203024433f89684e1f9cb7b15ade7c480c9346fbe4dChris Craik bool isCasterOpaque = (casterAlpha == 1.0f) && casterUnclipped; 320415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // draw caster's shadows 3205ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertyAmbientShadowStrength > 0) { 3206919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertyAmbientShadowStrength, 0, 0, 0); 3207ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer ambientShadowVertexBuffer; 320850ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateAmbientShadow( 320950ecf849cb7ccc3482517b74d2214b347927791eztenghui isCasterOpaque, casterPolygon, casterVertexCount, centroid3d, 3210af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterBounds, localClip, maxZ, ambientShadowVertexBuffer); 321150ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, ambientShadowVertexBuffer, &paint); 3212ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3213ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 3214ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertySpotShadowStrength > 0) { 3215919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertySpotShadowStrength, 0, 0, 0); 3216ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer spotShadowVertexBuffer; 321750ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateSpotShadow( 3218f5be3ca5cc5b3a10747b577f60059a99862bb9a8Chris Craik isCasterOpaque, casterPolygon, casterVertexCount, 3219af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui *currentTransform(), getWidth(), getHeight(), casterBounds, localClip, 3220af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui spotShadowVertexBuffer); 322150ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, spotShadowVertexBuffer, &paint); 3222ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32237b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 32247b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3225f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3226f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 322776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 322876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 32293b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 32303b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 32313b753829ae858d424fe109f714745379a6daf455Romain Guy } 3232735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 323376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 323476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 323576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (mDrawModifiers.mShader) { 323676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 323776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 323876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3239672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3240672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3241672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3242672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3243672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3244448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3245672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3246672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32472af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3248672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3249672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3250672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3251672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3252672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32533b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32543b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32553b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32563b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3257672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32583b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32593b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32603b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32613b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3262672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3263672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3264f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3265a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3266a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3267672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3268672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3269672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3270d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3271672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 327276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 327376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3274672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3275672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32764063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32774063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3278672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3279672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 328076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3281672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3283d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3284672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3285672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3287672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3288672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3289672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3290672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3291026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 329276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 329376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3294d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3295c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3296d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3297d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3298d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 329970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 330015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3301d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 330270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 330376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 330476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 330570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 33064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 330870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 330970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 331076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 331170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3312c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3313c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3314c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3315c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 331682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3317d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3318d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33198164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33243380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 33253380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 33263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 33283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 33293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 33313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3333d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3334d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3335d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 33366620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3337d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 333976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 33403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 33416620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 334267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 334376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 33443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 33453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 33496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 335085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 335185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3352f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 335376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33546820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33564063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33578694230ff25fa0a60e480d424843e56b718f0516Romain Guy 335876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 335976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 336076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 336176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 336276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 336370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 336470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 336570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 336676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 336776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 336870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3369886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33704063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3371886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 337286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 337376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 337470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3375db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33766820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 337782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 337882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 338076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 338576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 338676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 338776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 338876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 338976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 33903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 33913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 33923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 339376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 339476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 33953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 33963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33974063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 33983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 33993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 340076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3406886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 340776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3408886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3410886b275e529e44a59c54b933453d9bc902973178Romain Guy 341176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 341276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 341376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 341476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 341576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3416886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3417886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 341876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3419886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3420886b275e529e44a59c54b933453d9bc902973178Romain Guy } 342176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3422886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 342376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3424886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3425886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34264063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3427886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3428886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 342976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34304063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(ignoreTransform); 3431886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3432886b275e529e44a59c54b933453d9bc902973178Romain Guy 3433886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3434886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3435886b275e529e44a59c54b933453d9bc902973178Romain Guy 3436a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3437f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 343878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 343978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 344078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 344178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 344278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 344378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 344478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 344578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 344678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 344778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 344878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 344978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 345078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 345182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3452c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 345382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 345482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 345582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 345682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 345782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 345882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 345933fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34603bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3461a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3462f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3463a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 346482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 346582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 346682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 346782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 346882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 346982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 347082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 347182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3472a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 347382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 347482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 347682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 347782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 347882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 348082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 348182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 348282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 348382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 348482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 348582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 348682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3487fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 348882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 348982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3490fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3491bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3492bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3493889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3494d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3495fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3496d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3497fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3499260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35006926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3501260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3502260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3503026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3504ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 350582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 350682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 350782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 350882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35098ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35108ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3511d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3512be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 351316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 351416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 351587b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 351616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3517d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3518026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3519026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 352076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 352116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 352216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 352316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 352416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 352516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 352616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3527d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 352816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 352916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35309d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3531e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3532