OpenGLRenderer.cpp revision 59744b79ec302000802cd56d30a1bf70f0183c80
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> 24d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include <SkShader.h> 25694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 28e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 35c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 360fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 37405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 383b20251a355c88193c439f928a84ae69483fb488John Reck#include "RenderState.h" 3965cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 4087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 4155bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 42d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include "SkiaShader.h" 43e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik#include "utils/GLUtils.h" 44a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4555bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 46e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 47e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 489d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 499d5316e3f56d138504565ff311145ac01621dff4Romain Guy 509d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 519d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 529d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 539d5316e3f56d138504565ff311145ac01621dff4Romain Guy 54759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 55759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 56759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 57f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 58dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 5967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 6067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 6167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 6267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 6367862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 6467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 65d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 669d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 679d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 689d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 699d5316e3f56d138504565ff311145ac01621dff4Romain Guy 70889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 71889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 72889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 73889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 74889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 75889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 76889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 77889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 78889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 79026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 80026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 81026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 862ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 872ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 882ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 892ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 902ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 912ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 95d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 97026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 98e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 10087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 10187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 102f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1102ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1112ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1122ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1132ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1142ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1152ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 116d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1172ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 118f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 119f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 120f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 121448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 122448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 123448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 124448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 125448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 126448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 127448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 128448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 129448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 130f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 131f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 132f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1333b20251a355c88193c439f928a84ae69483fb488John ReckOpenGLRenderer::OpenGLRenderer(RenderState& renderState) 1343b20251a355c88193c439f928a84ae69483fb488John Reck : mCaches(Caches::getInstance()) 1353b20251a355c88193c439f928a84ae69483fb488John Reck , mExtensions(Extensions::getInstance()) 1363b20251a355c88193c439f928a84ae69483fb488John Reck , mRenderState(renderState) { 137527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 138527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 13916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 140026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 141ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 142ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 14396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 14478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 14587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 14687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 147e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 148e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 15029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 15129d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 152e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 153e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 15487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 15587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 15687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 15787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 15887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 15987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 16087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 16187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 16287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 16313631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 16413631f3da855f200a151e7837ed9f6b079622b58Romain Guy 16513631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 166f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 167f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 168f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 169797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 177c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 178fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 179fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18014e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeSaveStack(left, top, right, bottom); 18196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1825f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 184ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 18596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 18696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 18811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 18996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 19096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 19196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 19245e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 1933b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getWidth(), getHeight()); 1947d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 19554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 19654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 19754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 19854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 19954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 200d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 2012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2027c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2037c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 20496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 20596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 20796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 20996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 21078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 21196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 21296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 21496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 217d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2257c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2267c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 227dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 228dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 229dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 230dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2313bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 23214e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 233f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 234f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 235f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 236f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 237dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 238dcfc836b457a87881da409e1acf251515f121446Romain Guy } 239dcfc836b457a87881da409e1acf251515f121446Romain Guy} 240dcfc836b457a87881da409e1acf251515f121446Romain Guy 2417c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 24278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 243586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 244a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(left, getViewportHeight() - bottom, right - left, bottom - top); 2456b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 24644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 247ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 24844b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2497c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 25044b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 251ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 252ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 253ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 254ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 255ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 256ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 257ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2586b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 259bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 260bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 261d6b65f67717025b1162f86f04e2caa5723566cacChris Craikvoid OpenGLRenderer::startTilingCurrentClip(bool opaque) { 26254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 263d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 264d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 26514e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 266d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 267d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 26854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 26954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 270a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik startTiling(*clip, getViewportHeight(), opaque); 271c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 272c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 273c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 274c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 275c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 276c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 27752036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2792b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2802b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2812b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 28254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2832b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2842b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 285b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2867c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2872b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2882b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 289ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 290ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 291ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 292ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 29305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik mCaches.tessellationCache.trim(); 294ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 295ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 29611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 297b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 298e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 299b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 30011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 301c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 302e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 30311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 30411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 30511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 30611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 307c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 30811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 30996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 31078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 31178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 31278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 31378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 31496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 315b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 316b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 31735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 3183b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 3193b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(currentSnapshot()->fbo); 3207c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 32135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 32235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 32335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 32435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 32535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3268f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 327d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 328408eb12631376cbdc96803e918decf6ea804d346Chris Craik 329d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 33080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 33180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 332d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 333d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 334d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 335d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 336d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 337d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 33808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 33908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 34008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 34108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 34208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 34308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 344a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 345a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 346d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 34780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 3483b20251a355c88193c439f928a84ae69483fb488John Reck bool prevDirtyClip = mDirtyClip; 34954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 35054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 35154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 35254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 3533b20251a355c88193c439f928a84ae69483fb488John Reck if (mCaches.enableScissor() || prevDirtyClip) { 35425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 35525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 35654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 3573b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.invokeFunctor(functor, DrawGlInfo::kModeDraw, &info); 3583b20251a355c88193c439f928a84ae69483fb488John Reck // Scissor may have been modified, reset dirty clip 3593b20251a355c88193c439f928a84ae69483fb488John Reck dirtyClip(); 360cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 361750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck return DrawGlInfo::kStatusDrew; 362daf98e941e140e8739458126640183b9f296a2abChet Haase} 363daf98e941e140e8739458126640183b9f296a2abChet Haase 364f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 36587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 36687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 36787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 3680f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 3690f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 3700f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 3710f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 37287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 37387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 37487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 37587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 37687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 37787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 37887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 37987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 38087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 3813b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.debugOverdraw(enable, clear); 38287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 38387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 38487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 38587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 3865f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 38787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 38887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 389a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(clip->left, firstSnapshot()->getViewportHeight() - clip->bottom, 39087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 39187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 392627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 39387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 394627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 395627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 396627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 39787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 398627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 399627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 400627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 40187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 402627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 403627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 404627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 40587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 406627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 407627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 40887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 40987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 41087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 41187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 41278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 41314e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 41478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 41514e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 41678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 41778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 41878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 41978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 42078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 42178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 42278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 42378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 42478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 42578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 42678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 42787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 42811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 42911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 43011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 43111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 432a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (layer->deferredUpdateScheduled && layer->renderer 433a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik && layer->renderNode.get() && layer->renderNode->isRenderable()) { 434405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 435405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 43611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 43711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4387c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4397c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4407c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4417c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 44211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 44396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 44402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 44596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 44696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 44796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 44811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 44911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 45011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 451d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 45211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 45311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4545bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 45534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 45611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 45711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 45811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 45911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 46011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 46111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 46211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 46311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 46496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 46596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 46696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 46711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 46811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 46996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 47096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 47196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 47296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 47396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 47411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4751206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 4761206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 47711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 47811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 47996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 48096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 48196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 48211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 48311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 48596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 4863b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(getTargetFbo()); 48796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 48896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 48996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 49096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 49196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 49296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 49396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 49496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 49596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 49696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 49796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 4981206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 4991206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 50096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 50102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 50202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 503405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 50402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 50502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 506405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 507405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 50802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 50902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 51096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 51196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 51296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 51396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 5143b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(getTargetFbo()); 51596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 51611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 51711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 51811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 51911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 52111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 52202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 52302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 52402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 52502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 52602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 52702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 52802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 52902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 53002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 53511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 536e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 537e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 538e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 539e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 540e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 541e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 542e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 543e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 544e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 545e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 546e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 547e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 560405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 561405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 562405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 563405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 564405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 565405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 566405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 567405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 56811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 569f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 570f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 571f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 57214e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 573a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 57414e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 57514e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 576bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 577a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 5783b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 579eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 580eb99356a0548684a501766e6a524529ab93304c8Romain Guy 5812542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 582746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 5838fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 5842542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 5855ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 5867273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 5877273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 58814e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 5897273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 5905ec9924d24495822b589f1a17996655d66273b30Romain Guy } 591d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 5925cbbce535744b89df5ecea95de21ee3733298260Romain Guy 593f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 594bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 595bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 596bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 597bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 5983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 599eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 600d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 601d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 6023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 603dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 604d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 605d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 606bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 607bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 608d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 609d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 610d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 611d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 612d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 613d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 614d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 615d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 616d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 617d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 618d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 619d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 620d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 621924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 622924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 623924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 624d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 625d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 626d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 627d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 628d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 629d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 630d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 631d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 632d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 633d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 634d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 635d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 636d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 637d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 638d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 639d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 640d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 641d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 642d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 643408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 644408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 645408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 646408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 647408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 648408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 649408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 650408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 651408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 652408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 653408eb12631376cbdc96803e918decf6ea804d346Chris Craik 654d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 655d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 656d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 657d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 658d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 659d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 660d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 661d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 662d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 663d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 664d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 665d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 666d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 667d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 668d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 669d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 670d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 671a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 672deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 673d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 674d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 675d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 676d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 677d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 678d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 6791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 6931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 6941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 6966b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 6976b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 6986b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 6996b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 7001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 7021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 70487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 72487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 72587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 72687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 72787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 72887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 730d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 7313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 732eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 733fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 734dda570201ac851dd85af3861f7e575721d3345daRomain Guy 735eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 736eb99356a0548684a501766e6a524529ab93304c8Romain Guy 737f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 738d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7398aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 741674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 742dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 743dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 744d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 745b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 746b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 747dda570201ac851dd85af3861f7e575721d3345daRomain Guy 748a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7493b20251a355c88193c439f928a84ae69483fb488John Reck Layer* layer = mCaches.layerCache.get(mRenderState, bounds.getWidth(), bounds.getHeight()); 750f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 751f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 752bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 753bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 754674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 7558aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 758d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 759a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7607c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 7613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 762dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7638fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 764d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 765d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 7661d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 7677273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 768eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 769e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 770eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 771eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 7729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 773514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 7749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 775b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 776b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 777b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 778b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 779b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 780b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 7819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 782514fb18827186591d66973c2362c859b64b63556Romain Guy } 7837b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 784a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 785a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 786a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 787b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 78854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 78954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 790ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 791eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 792f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 793d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 794bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 795bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 796e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 797c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 7989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 7995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 800d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 801a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 802d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 803d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 804d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 805a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 806deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 8075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8082b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8097c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8113b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(layer->getFbo()); 8129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8160908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 8179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 823d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 8245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 826586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8278f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8343b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(bounds.getWidth(), bounds.getHeight()); 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 84114e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 84214e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 8433762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8441d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8451d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8461d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 84714e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 8488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 84914e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 850eb99356a0548684a501766e6a524529ab93304c8Romain Guy 85139a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 852f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 853deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, NULL, false); // safely ignore return, should never be rejected 85439a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 85539a908c1df89e1073627b0dcbce922d826b67055Chris Craik 856eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8572b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8582b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 859e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 860e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 8638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 864eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 8653b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(restored.fbo); 8667c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8672b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 868d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 869eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 870eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 87276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 87376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 87476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 87576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 87676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 87776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 8785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 8799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 880f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 881f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 88203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 8838b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 884a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 8875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 888eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 88914e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 8905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 8919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 8929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 893a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 894a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 895a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 896a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 897a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 8989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 899a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 900eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9011d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 902746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 903746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 904eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 9068550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9071d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 908603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9091d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9111d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 912aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9132458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 914aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 915aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 922aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 92376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 92476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 925aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 926aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 92776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 9289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9308f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9328f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 933d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 9349757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 935ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 936ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 937d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 938d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 940d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 944d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 9479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 9493380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 950aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 951aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 952aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 953aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 9559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 956aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 957aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 958aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 962d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 963ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 964b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 965b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 966b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 969d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 970d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 973d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 975d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 97876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 97976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 98076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 98176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 98276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 98376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 9849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 98576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 9863380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 9879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 9885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 989aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 990aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 991aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 992aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 993aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 994aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 9955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 99734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 99834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 99934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 100034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 100134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 100234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 100334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 100434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 100534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 100634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 100734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 100834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 100934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 101034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 101134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 101234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 101334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 1014d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// This class is purely for inspection. It inherits from SkShader, but Skia does not know how to 1015d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// use it. The OpenGLRenderer will look at it to find its Layer and whether it is opaque. 1016d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass LayerShader : public SkShader { 1017d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIpublic: 1018d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader(Layer* layer, const SkMatrix* localMatrix) 1019d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III : INHERITED(localMatrix) 1020d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III , mLayer(layer) { 1021d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1022d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1023d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool asACustomShader(void** data) const { 1024d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (data) { 1025d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III *data = static_cast<void*>(mLayer); 1026d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1027d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return true; 1028d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1029d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1030d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool isOpaque() const { 1031d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return !mLayer->isBlend(); 1032d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1033d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1034d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprotected: 1035d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void shadeSpan(int x, int y, SkPMColor[], int count) { 1036d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be drawn with raster backend."); 1037d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1038d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1039d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void flatten(SkWriteBuffer&) const { 1040d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be flattened."); 1041d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1042d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1043d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual Factory getFactory() const { 1044d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be created from a stream."); 1045d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return NULL; 1046d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1047d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprivate: 1048d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // Unowned. 1049d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III Layer* mLayer; 1050d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III typedef SkShader INHERITED; 1051d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III}; 1052d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 10535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 10613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 10633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 10643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 10653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 10673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 10683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 10693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 1070d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader layerShader(layer, &shaderMatrix); 1071d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(&layerShader); 10723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 10743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 10753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 10763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 10773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1078d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(NULL); 10793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 10803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 10823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10859fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10869fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 108734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 10889fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 10943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 10953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 10963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 10973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 10983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 10993f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11213f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 11263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 11283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 11303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 11313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 11395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11433f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 11443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 11463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 11475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 115734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 115834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 11603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 11653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 11663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 11715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1177e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 11783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11793a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11803a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11813a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11823a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11833a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11843a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 11933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 119576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 119676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 11973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 119876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 11993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1201e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 120376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 121676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1221f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1224f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1230f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1232f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12331bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12341bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12351bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12361bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1237d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 12381bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12391bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12401bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12411bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1247448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1248448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1249448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1250448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12513380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1252448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1253448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1254448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1255448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1256448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1257448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1258448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1259448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1260448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 126154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 126254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 126354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 126454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1265d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 126654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 126754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 126854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 126954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 127154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 127254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12738a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 127454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1275448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 127654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 127954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 128054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 128254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 128754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1288e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1289e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1290e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1291e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 129476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 129576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 129654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 129754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 129876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 129954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 130054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 130354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13058a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13068a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 130754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 130854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 130954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 131054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1311e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 131254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 131354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 131454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1315bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1316c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1317c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1318c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1319ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1320d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1321d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1322c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1323ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1324ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1325ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1326d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 132728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13285e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13295e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13305e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13315e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1332d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1333ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1334ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1335ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 133628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1337a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1338d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 133928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 134028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1341d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1342d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1343d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1344d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 134528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 134628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1347ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1348d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1349d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1350d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1351d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1352c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1353ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1354ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1355527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1356527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1357d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1358c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1359c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13607273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13617273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1362d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 13637273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1364d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1365deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1366deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1367deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1368c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1369c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1370c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1371527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 137214e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 13737273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 137414e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1375deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = state.mRoundRectClipState; 1376ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1377527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 137828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 137928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1380ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1381ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1382c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1383c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 138428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 138528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 138628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 138728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 138828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 138928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 139028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 139128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 139228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 139428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 139514e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 139628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1397527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 139828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1399527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1400527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1401c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1402f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1403f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1404f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1405bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1406d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1407e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14088f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1409a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (mCaches.setScissor(clip.left, getViewportHeight() - clip.bottom, 14108a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14139d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14149d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1420d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1427c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1428c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1429c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1430c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1431c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14328d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14333bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1435c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1436f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1442d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1451deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // Clear and update the stencil, but first make sure we restrict drawing 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 1459deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1460deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1461deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1462deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 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); 1475deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (resetScissor) mCaches.disableScissor(); 1476deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14793ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14803ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14813ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14823ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 148376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 148476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 148576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 14863ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1493f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1494f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1495f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1496f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1497f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1498f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1499f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1500d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1501f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15025e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1503f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1504cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1505f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1506f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1507f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1508f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1509cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1510cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1511deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1512deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1513deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, 1514deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1515dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1516dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1517dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1518f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik // not quick rejected, so enable the scissor if clipRequired 1519f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1520f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mSkipOutlineClip = !roundRectClipRequired; 152139a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1522c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1523c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1525735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1526f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 152776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 152876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 152976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 153076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1534735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1535f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 153670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 153770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 153870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 153954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1540f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15418a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 154254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1545b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1546b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1547b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1548b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 155070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15513ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 155270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15533ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 155470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 155570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 155670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 155770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 155870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 15593ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15603ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 15613ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 15623ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 15633ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 15643ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 156578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 156678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 156770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 156870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 156970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 157070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 157170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 157270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 157370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1574ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1575ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1576ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1577ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1578ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1579ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1580aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1581aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1582aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1583aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 158415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1585ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 158615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 158715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 158999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 15905b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 15915b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 15928d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 15938d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1594886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1595886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1596886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 159770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1598e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 159970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 160070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 160186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 160286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1603886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1604886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1605886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 160686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1607e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 160886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 160986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16104121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16114121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16124121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16134121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 161770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1620e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1623d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShader(const SkShader* shader) { 1624d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader != NULL) { 1625d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::describe(&mCaches, mDescription, mExtensions, *shader); 162670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 162770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 162976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 163076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 163176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 163276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 163376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 163476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 163576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 163676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 163776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 163876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 163976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1643f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1644f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1645f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1646f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 164754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1648f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1649f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1650f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 1651d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIstatic bool isBlendedColorFilter(const SkColorFilter* filter) { 1652d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (filter == NULL) { 1653d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return false; 1654d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1655d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return (filter->getFlags() & SkColorFilter::kAlphaUnchanged_Flag) == 0; 1656d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III} 1657d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 165876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 165976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1660f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1661f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1662f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1663d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // TODO: check shader blending, once we have shader drawing support for layers. 166476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 1665d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (mColorSet && mColorA < 1.0f) || isBlendedColorFilter(layer->getColorFilter()); 1666c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 166770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 166976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 167076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1671f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1672f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1673f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1674c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1675d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (getShader(paint) && !getShader(paint)->isOpaque()) || 1676d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III isBlendedColorFilter(getColorFilter(paint)); 1677c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 168170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 1682deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1683deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1684deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik const RoundRectClipState* state = mSnapshot->roundRectClipState; 1685deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik const Rect& innerRect = state->outlineInnerRect; 1686deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform4f(mCaches.currentProgram->getUniform("roundRectInnerRectLTRB"), 1687deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik innerRect.left, innerRect.top, 1688deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik innerRect.right, innerRect.bottom); 1689deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform1f(mCaches.currentProgram->getUniform("roundRectRadius"), 1690deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state->outlineRadius); 1691deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniformMatrix4fv(mCaches.currentProgram->getUniform("roundRectInvTransform"), 1692deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 1693deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1702e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17034063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1704e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 170786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1708a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 1709a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.currentProgram->set(mSnapshot->getOrthoMatrix(), mModelViewMatrix, transformMatrix, offset); 1710a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1711a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1712a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1713a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1714a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1715a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 171686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 171770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1719d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawColorUniforms(bool hasShader) { 1720d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if ((mColorSet && !hasShader) || (hasShader && mSetShaderColor)) { 172170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17265536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 172786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17285536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17295536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17305536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 1731d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShaderUniforms(const SkShader* shader, bool ignoreTransform) { 1732d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader == NULL) { 1733d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return; 1734d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1735d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1736d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (ignoreTransform) { 1737d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 1738d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // because it was built into modelView / the geometry, and the description needs to 1739d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // compensate. 1740d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mat4 modelViewWithoutTransform; 1741d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.loadInverse(*currentTransform()); 1742d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.multiply(mModelViewMatrix); 1743d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mModelViewMatrix.load(modelViewWithoutTransform); 174470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1745d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1746d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::setupProgram(&mCaches, mModelViewMatrix, &mTextureUnit, mExtensions, *shader); 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 175076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 175176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 175276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 175376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 175476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 175576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 175676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 175776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 175876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 175976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 176076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 176176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 176276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 176376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 176476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 176576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 176776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 176876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 177076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 177176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 177276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 177376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 177476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 177576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 177676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 177776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 177876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 177976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 178076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 178176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 178276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 178476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 178576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 178676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 178770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17924121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 17934121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 17944121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17954121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 179670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1797f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1798cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 179915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1803257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18042d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 180515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 180670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1808aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1809aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18102d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 181115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1812aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1813aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18148f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18158f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18168f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1819aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1820aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1821aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1822aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1823564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1824564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1825f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1827f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1829f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 183070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1831d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1832cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 183315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1834cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 183515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 183615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 183715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 183815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 183915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1840564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1841564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1842ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1843ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1844ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1845ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1846ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1847ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1848ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1849ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1850ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1851ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1852ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1853ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1854ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1855ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1856ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1857ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1858564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1859564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 18603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 18613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 18623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 18633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 18643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 18653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 18663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 18673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 18683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 186963d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 18703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1871cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 187215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1873cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18748d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 187570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 187670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1877448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1878f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 187963d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1880cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 18815b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18825b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 188370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1884f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1885f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1886f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1887a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craikstatus_t OpenGLRenderer::drawRenderNode(RenderNode* renderNode, Rect& dirty, int32_t replayFlags) { 188858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 18890fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 18900fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 1891a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (renderNode && renderNode->isRenderable()) { 1892f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1893a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->computeOrdering(); 1894d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 189558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1896ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1897a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->replay(replayStruct, 0); 189858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1899c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1900c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 190128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1902d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1903ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1904a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->defer(deferStruct, 0); 190596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 190696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 190758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 190896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1909f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 19100fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19117b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19126554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19130fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19140fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1915d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1916886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1917886b275e529e44a59c54b933453d9bc902973178Romain Guy 1918a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1919a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1920a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1921886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1922886b275e529e44a59c54b933453d9bc902973178Romain Guy 1923a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1924d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1925d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1926d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1927a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1928a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1929886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1930886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 193167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19325b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1933e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1936886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 193776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1939a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1940a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 194103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 194203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 194303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 194403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 194503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1946d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1947d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1948d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1949527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 195055b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1951527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1953527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1954527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1955527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 195667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 1957527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1958527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1959527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 19604b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1961527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 196276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 19634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 19644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1965527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1966527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 196776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 19684063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 19694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1970527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 1971527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1972527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 1973527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1974527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1975d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, float left, float top, 1976d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 19776926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 19786926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 19796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1980f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 1981486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19826926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19836926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1984a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 1986486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 198722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 198822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 19894b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1990a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1991a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1992a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1993a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1994486590963e2207d68eebd6944fec70d50d41116aChet Haase 1995486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 19968ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 19978ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1998139088228faa7f3c446af7387e017933998a5570Derek Sollenbergerstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkMatrix& matrix, 1999d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2000f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2001139088228faa7f3c446af7387e017933998a5570Derek Sollenberger const mat4 transform(matrix); 2002f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2003f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2004f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 2005486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20066926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2008a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2010486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 201122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 201222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 20174b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2018886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2019886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2023486590963e2207d68eebd6944fec70d50d41116aChet Haase 2024486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2025f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2026f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2027d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, float left, float top, 2028d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2029e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2030e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2031e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2032f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2033486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2034e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2035e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2036e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2037e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2038e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2039e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20404b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2041886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2042886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2043886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2044886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2045486590963e2207d68eebd6944fec70d50d41116aChet Haase 2046486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2047e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2048e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2049d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2050d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2051d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2052486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20535a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20545a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 205539a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 205639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 205739a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2058b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2059b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2060b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2061b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2062b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2063a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2064b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2065564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2066564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2067564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2068ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2069ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2070ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2071ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2072d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2073d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2074d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2075ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2076ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2077a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 20793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 20803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20855a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20885a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20895a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 20923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20955a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2102ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2103ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2104ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2106ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2107ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2108ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2109b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2110a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2111a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2112a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2113a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21155a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21165a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2117f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2118ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2119a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2120a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2121a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2128ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2129a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2130a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2131a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 213267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2133a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2134a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2135a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2136a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2137a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2140a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2141d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2142b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2143b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2144ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2145ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2146ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 214776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 214876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2149ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2150ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2152ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 215476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21553380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2156ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2157ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2159ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2163ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2164ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2165486590963e2207d68eebd6944fec70d50d41116aChet Haase 2166486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2169d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 21708ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21718ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2172d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2173f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2174486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21766926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2177a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2179486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 218022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21828ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21838ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2184c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2191c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 219203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 21938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21948ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2195d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2196d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2197886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2198886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2200886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2201886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2202886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2204d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III bool useScaleTransform = getShader(paint) && scaled; 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2206b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2207d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2208d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2209d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2213886b275e529e44a59c54b933453d9bc902973178Romain Guy 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2216886b275e529e44a59c54b933453d9bc902973178Romain Guy 221767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22196620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 222067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2224886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2229886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy 2231886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2232886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2233886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2234886b275e529e44a59c54b933453d9bc902973178Romain Guy 22354b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2236886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 223776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22383380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2239886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 224276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22433380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2244886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2245886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2246886b275e529e44a59c54b933453d9bc902973178Romain Guy 2247886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22508ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22518ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2252486590963e2207d68eebd6944fec70d50d41116aChet Haase 2253486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2254ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2255ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2256d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2257d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2258f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 22594c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 22604c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22614c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 22624c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 22634c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22644c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22654c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 226603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2267be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2268be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2269d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2270d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2271d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2272f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2273486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22746926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2276211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2277a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2278a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2279a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2280a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2282a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2283a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2284a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2285d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22878168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2288d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2289d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22928ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2293211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2294c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2295c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2296c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2298c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2299d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2305211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2306d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2307d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23086620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23134063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23146620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 231576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 231676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23184063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2319054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2320486590963e2207d68eebd6944fec70d50d41116aChet Haase 2321486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2322f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2323f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 232403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 232503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 232603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 232703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 232803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2329d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2330d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 233103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 233203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 233303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 233403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 233503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 233603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 233703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 233803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 233976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 234076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 234203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 234403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 234503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craikstatus_t OpenGLRenderer::drawVertexBuffer(float translateX, float translateY, 234763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui const VertexBuffer& vertexBuffer, const SkPaint* paint, bool useOffset) { 23484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23496d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2350bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 235165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2352bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2353bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 235405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = vertexBuffer.getBounds(); 235505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik dirtyLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, *currentTransform()); 235605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 235765cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 235865cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 235965cd612face362d054a85d0f7e5881c59cd523beChris Craik 2360710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2361710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2363710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 236476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2365d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 236676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2367710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 236805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, translateX, translateY, 0, 0); 2369d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 237076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2371d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2372858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 237355bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2374710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2375cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2376710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 237763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 23786ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2379710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2380710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2381710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2382710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2383710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23846ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23856ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2386710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23876ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 238805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer::Mode mode = vertexBuffer.getMode(); 238905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (mode == VertexBuffer::kStandard) { 239063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 239163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 239205f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kOnePolyRingShadow) { 239350ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 239450ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 239505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kTwoPolyRingShadow) { 239663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 239750ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 239863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 23997b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2400710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24016ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 240204299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 240365cd612face362d054a85d0f7e5881c59cd523beChris Craik 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2405858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2406858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2407858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 240865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 240965cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 241065cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 241165cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 241265cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 241599ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2416d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2419d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 242005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(vertexBuffer, paint); 242165cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24227b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 242665cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242765cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 242865cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 242965cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 243065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 243165cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 243265cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2434d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2435d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24367b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243765cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24387b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243965cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 244005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), buffer); 244105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 2442d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 244305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2444d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2445d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2446d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 244765cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 244805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(buffer, paint, useOffset); 24495b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24505b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2451d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2452d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2453ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24546d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24557b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24566d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 245705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), buffer); 24587b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 246005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 24616d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2462ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2463ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24646d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 246505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(buffer, paint, useOffset); 2466ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2467ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2468486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2469e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2470d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2471e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2472d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2473ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 247470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 247576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 247676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 247776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 247876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 247976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2480486590963e2207d68eebd6944fec70d50d41116aChet Haase 2481486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2482c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24839d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2484486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2485d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2486486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 248701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 248801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 249001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 249101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 249201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2493486590963e2207d68eebd6944fec70d50d41116aChet Haase 2494486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 249501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 249601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2497486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2498d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2499d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2500257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2501710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2502710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 250301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2504cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2505710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2506c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2507710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2508710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2509710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2510710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 25116ac174b97246ed40fe780b29561603b61770fa17Chris Craik const VertexBuffer* vertexBuffer = mCaches.tessellationCache.getRoundRect( 25126ac174b97246ed40fe780b29561603b61770fa17Chris Craik *currentTransform(), *p, right - left, bottom - top, rx, ry); 251305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(left, top, *vertexBuffer, p); 2514c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 251501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2516d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2517d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2518257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2519257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2520710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2521710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2522cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2523710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2524c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2525710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2526710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2527710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2528710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2529cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2530cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2531cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2532cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2533cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 253465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2535c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 253601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2537486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2538d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2539d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2540257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2541710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2542710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 254301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2544cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2545710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2546c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2547710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2548710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2549710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2550710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2551710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2552cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2553cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2554cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2555710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 255665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2557c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2558c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2559486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2560d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2561d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2562257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2563780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2564780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25658b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2566780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 256765cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2568780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2569c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2570780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2571780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2572780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2573780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2574780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2575780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2576780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2577780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2578780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2579780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2580780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2581780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2582780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2583780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2584780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2585780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2586780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 258765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 25888b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 25898b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2590cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2591cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2592cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2593d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2594d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2595d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2596257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2597486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 25986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 25996926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2600710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2601cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2602cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2603cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2604cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2605cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2606c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2607cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2608cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2609cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2610cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2611cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2612cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2613cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2614cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2615cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 261665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2617026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2618026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2619d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2620710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2621710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 262265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2623858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 262476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 262565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2626858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2627c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26289d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2629d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2630d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 263176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2632416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2633416a847633680d94efb926837efdc18726d54918Raph Levien 2634c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2635c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2636c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2637c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2638c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2639416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2640416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2641416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2642416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2643c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2644cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2645cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2646cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2647416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2648416a847633680d94efb926837efdc18726d54918Raph Levien 2649c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2650c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2651416a847633680d94efb926837efdc18726d54918Raph Levien 2652c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * mSnapshot->alpha; 2653d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 2654c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2655416a847633680d94efb926837efdc18726d54918Raph Levien } 2656416a847633680d94efb926837efdc18726d54918Raph Levien 2657416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2658416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2659c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 266076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2661d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 266276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2663416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2666416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2667416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 266876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2669d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2670416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2671416a847633680d94efb926837efdc18726d54918Raph Levien 2672416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2673416a847633680d94efb926837efdc18726d54918Raph Levien} 2674416a847633680d94efb926837efdc18726d54918Raph Levien 2675768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2676c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2677768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2678768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2679768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2680486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2681d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2682d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2683486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2684eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2685eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2686671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2687d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2688486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2689671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2690671d6cf460531825a321edb200523d0faa7792c9Romain Guy 269139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 269239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2693671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2694671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2695d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2696671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2697d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2698d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2699671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2700671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2701b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 270259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2703671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2704671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2705671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2706671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2707671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2708c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2709e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 271076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2711416a847633680d94efb926837efdc18726d54918Raph Levien } 2712416a847633680d94efb926837efdc18726d54918Raph Levien 2713671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2714d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2715671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2716671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2717671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2718257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2719671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2720671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2721671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2722671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2723211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2724671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27251e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2726671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2727257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2728671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2729671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2730d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2731671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2732671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2733671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2734671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2735486590963e2207d68eebd6944fec70d50d41116aChet Haase 2736486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2737eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2738eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 273959744b79ec302000802cd56d30a1bf70f0183c80Chris Craikbool OpenGLRenderer::findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const { 2740624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 274159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 274259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return false; 274359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } else if (CC_UNLIKELY(transform.isPerspective())) { 274459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 274559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return true; 274659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } 274759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 274859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik /** 274959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * Input is a non-perspective, scaling transform. Generate a scale-only transform, based upon 275059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * bucketed scale values. Special case for 'extra raster buckets' - disable filtration in the 275159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * case of an exact match, and isSimple() transform 275259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik */ 275359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float sx, sy; 275459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik transform.decomposeScale(sx, sy); 275559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 275659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float bestSx = roundf(fmaxf(1.0f, sx)); 275759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float bestSy = roundf(fmaxf(1.0f, sy)); 275859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool filter = true; 275959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 276059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik for (unsigned int i = 0; i < mCaches.propertyExtraRasterBuckets.size(); i++) { 276159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float bucket = mCaches.propertyExtraRasterBuckets[i]; 276259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik if (sx == bucket && sy == bucket) { 276359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bestSx = bestSy = bucket; 276459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik filter = !transform.isSimple(); // disable filter, if simple 276559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik break; 2766624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 276759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 276859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik if (fabs(bucket - sx) < fabs(bestSx - sx)) bestSx = sx; 276959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik if (fabs(bucket - sy) < fabs(bestSy - sy)) bestSy = sy; 2770624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 277159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 277259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setScale(bestSx, bestSy); 277359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return filter; 2774624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2775624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 277641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2777d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2778527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2779527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2780527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 278128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 278228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2783d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2784f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 278528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 278628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2787cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2788cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 27893a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 27903a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2791624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2792d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2793624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2794c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2795211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2796624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2797624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 27986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 27996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 280086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 280186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 280286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28039d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2804c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2805c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2806c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 280759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2808c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 280976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28111e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 281219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 281319d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2814624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2815624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2816624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2817624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2818624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2819624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2820624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2821624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2822624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2823624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2824624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 282559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik SkMatrix fontTransform; 282659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool linearFilter = findBestFontTransform(transform, &fontTransform) 282759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(y - (int) y) > 0.0f 282859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(x - (int) x) > 0.0f; 28293b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2830257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 283106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2832624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2833d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 283441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2836996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28371e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2838527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2839527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2840527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2841a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28428b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28438b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28448b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 284541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2846996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28478b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 284841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2849996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28504ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2851527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2852624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 285341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2854a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 285541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2857694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2858e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2859486590963e2207d68eebd6944fec70d50d41116aChet Haase 2860486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2861694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2862694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2863d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2864d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2865d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2866486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 286703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 286803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 286939a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 287039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 287139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2872b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 287359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2874257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 287503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 287603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 287703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 287803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28791e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 28809777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28819777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 28829777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 288303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 28849777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 28859777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28869777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 28871e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 28889777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2889d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 28909777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 28919777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 28929777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2893486590963e2207d68eebd6944fec70d50d41116aChet Haase 2894486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2895325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2896325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2897d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2898d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2899dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2900a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29017fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2902fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2903486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 290422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29057fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29068b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29078b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29088b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 290901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2910486590963e2207d68eebd6944fec70d50d41116aChet Haase 2911486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29127fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29137fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2914a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 291535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2916486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 29176c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29186c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2919b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2920b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2921b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2922b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 292414e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2925b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2926b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2927b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 292839a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2929f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2930deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, NULL, false); 29314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 293235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2933b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2934b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2935b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 293635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 293735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 293835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29395bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29402bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 294139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2942a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29436c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2944211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2945c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 294634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 294734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2948c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 294976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 295016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2951c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2952c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29538168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 295476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 295576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 2956c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2957c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 295876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 29599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2960d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2961d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2962d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 29639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2964d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 29654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 29664ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 29679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2968d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 29694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 29709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 29719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2972c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2973448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 2974448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 2975448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2976448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 2977448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 2978448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 29793380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 2980448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 2981448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 2982448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2983448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 2984448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 2985448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 2986448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 2987448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 2988c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 29893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 2990e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 29913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2992c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 29934ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 29945bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 29955bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 299676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 299776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 299876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 299976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 30004ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3001f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 300234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3003486590963e2207d68eebd6944fec70d50d41116aChet Haase 3004b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3005b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3006b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3007b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3008486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30096c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30106c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30116926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30125ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30135ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30145ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30155ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3016527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3017527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3018c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3019527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3020527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30215ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30225ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30235ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3024c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3025c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3026c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30285ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3029d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3030758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3031758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3032758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30345ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 30355ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30365ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3037c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3038c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 30395ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30405ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 30415ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30425ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30435ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30446926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30456926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30466926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3047d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 30483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 30493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 30533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 30543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 305501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3056d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3057f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 305801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 305901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 306001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 306101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 306201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 306301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 306401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 306501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 306601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 306701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 306876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3069d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 307076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 307101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 30724063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 30734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 307401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 307501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 307676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3077d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 307801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 307901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 308001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 308101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 308201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3083f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 30840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 30850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 30860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 30870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3088d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3089d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 30900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 30910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 30920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3093726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 30940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3095211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3096726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3097f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 30980a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30998b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3101e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3102f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3103f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3104f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3105f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3106f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3107e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3108e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3112e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3113e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3114e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3115e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31180a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3120e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3121e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3122e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3123e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3125e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3126726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3127e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3128726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3133d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3134d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3135672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3136672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3137672433d90fab7383cd28beac9d4485b566a90940Romain Guy 313876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3139735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3140735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3141b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3142b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3143b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3144b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3145b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3146b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3147b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3148b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 314905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craikstatus_t OpenGLRenderer::drawShadow(float casterAlpha, 315005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer* ambientShadowVertexBuffer, const VertexBuffer* spotShadowVertexBuffer) { 3151d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3152f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 315315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3154f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3155f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3156f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3157ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3158f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 315905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (ambientShadowVertexBuffer && mCaches.propertyAmbientShadowStrength > 0) { 3160919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertyAmbientShadowStrength, 0, 0, 0); 316105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik drawVertexBuffer(*ambientShadowVertexBuffer, &paint); 3162ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3163ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 316405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (spotShadowVertexBuffer && mCaches.propertySpotShadowStrength > 0) { 3165919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertySpotShadowStrength, 0, 0, 0); 316605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik drawVertexBuffer(*spotShadowVertexBuffer, &paint); 3167ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 31687b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 31697b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3170f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3171f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 317276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 317376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 31743b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 31753b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 31763b753829ae858d424fe109f714745379a6daf455Romain Guy } 3177735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 317876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 317976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 3180d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 318176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 318276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 318376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3184672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3185672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3186672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3187672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3188672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3189448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3190672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3191672433d90fab7383cd28beac9d4485b566a90940Romain Guy 31922af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3193672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3194672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3195672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3196672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3197672433d90fab7383cd28beac9d4485b566a90940Romain Guy 31983b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 31993b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32003b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32013b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3202672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32033b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32043b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32053b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32063b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3207672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3208672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3209f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3210a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3211a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3212672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3213672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3214672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3215d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3216d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 321776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 321876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3219672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3220672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32214063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32224063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3223d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3224d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 322576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3226672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3228d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3229672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3230672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32314063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3232672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3233672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3234672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3235672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3236026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 323776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 323876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3239d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3240d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 3241d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3242d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3243d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 324470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 324515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3246d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3247d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 324876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 324976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 325070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 32514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 32524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 3253d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3254d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 325576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 325670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3257c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3258c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3259c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3260c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 326182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3262d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3263d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 32648164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 32653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 32663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 32673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 32693380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 32703380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 32713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 32733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 32743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 32763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3278d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3279d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3280d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 32816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3282d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 32836620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 328476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 32853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 32866620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 328767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 328876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 32893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 32903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 32933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 32946620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 329585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 329685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3297f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 329876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 32996820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33028694230ff25fa0a60e480d424843e56b718f0516Romain Guy 330376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 330476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 330576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 330676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 330776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 330870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 330970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 331070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 331176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 331276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 331370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3314886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3316886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 331786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 331876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 331970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3320db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33216820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 332282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 332382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 332576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 333076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 333176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 333276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 333376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 333476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 33353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 33363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 33373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 333876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 333976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 33403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 33413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 33433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 33443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 334576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 33463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 33473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 33493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 33503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3351886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 335276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3353886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3355886b275e529e44a59c54b933453d9bc902973178Romain Guy 335676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 335776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 335876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 335976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 336076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3361886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3362886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 336376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3364886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3365886b275e529e44a59c54b933453d9bc902973178Romain Guy } 336676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3367d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 336876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3369886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3370886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3372886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3373886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 337476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3375d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 3376886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3377886b275e529e44a59c54b933453d9bc902973178Romain Guy 3378886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3379886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3380886b275e529e44a59c54b933453d9bc902973178Romain Guy 3381a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3382f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3383deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3384deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mSnapshot->roundRectClipState != NULL /*&& !mSkipOutlineClip*/) { 3385deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3386deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3387deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3388deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3389deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 339078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 339178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 339278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 339378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 339478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 339578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 339678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 339778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 339878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 339978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 340078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 340178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 340278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 340382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3404c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 340582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 340682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 340782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 340882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 340982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 341082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 341133fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34123bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3413a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3414f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3415a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 341682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 341782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 341882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 341982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 342082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 342182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 342282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 342382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3424a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 342582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 342682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 342782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 342882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 342982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 343082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 343182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 343282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 343382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 343482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 343582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 343682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 343782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 343882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3439fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 344082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 344182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3442fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3443bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3444bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3445889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3446d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3447fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3448d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3449fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34506926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3451260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 34526926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3453260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3454260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3455026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3456ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 345782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 345882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 345982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 346082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 34618ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 34628ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3463d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3464be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 346516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 346616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 346787b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 346816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3469d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3470026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3471026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 347276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 347316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 347416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 347516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 347616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 347716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 347816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3479d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 348016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 348116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 34829d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3483e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3484