OpenGLRenderer.cpp revision 031888744e24b5c7243ac99ec98b78aff5db1c78
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#include "OpenGLRenderer.h" 1865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 19c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 200fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 21405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 222dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "GammaFontRenderer.h" 23031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik#include "Glop.h" 24031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik#include "GlopBuilder.h" 252dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "Patch.h" 2665cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 2787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 282dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "RenderNode.h" 29031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik#include "renderstate/MeshState.h" 3065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include "renderstate/RenderState.h" 3155bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 32d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include "SkiaShader.h" 33a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 3455bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 352dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "utils/GLUtils.h" 368dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson#include "utils/PaintUtils.h" 3706e7fe5a70409d2050b2b3e1286500f5223099daChris Craik#include "utils/TraceUtils.h" 38e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 3965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <stdlib.h> 4065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <stdint.h> 4165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <sys/types.h> 4265fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 4365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkCanvas.h> 4465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkColor.h> 4565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkShader.h> 4665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkTypeface.h> 4765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 4865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <utils/Log.h> 4965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <utils/StopWatch.h> 5065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 5165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <private/hwui/DrawGlInfo.h> 5265fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 5365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <ui/Rect.h> 5465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 5562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 5662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) eventMarkDEBUG(__VA_ARGS__) 5762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#else 5862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) 5962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 6062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 61e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 629d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 639d5316e3f56d138504565ff311145ac01621dff4Romain Guy 6467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 6567862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 6667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 6767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 6867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 6967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 70d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 719d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 729d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 739d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 749d5316e3f56d138504565ff311145ac01621dff4Romain Guy 75f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 76f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 77448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 78448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 79448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 80448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 81448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 82448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 83448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 84448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 85448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 86f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 87f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 88f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 893b20251a355c88193c439f928a84ae69483fb488John ReckOpenGLRenderer::OpenGLRenderer(RenderState& renderState) 90984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson : mState(*this) 91058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mCaches(Caches::getInstance()) 923b20251a355c88193c439f928a84ae69483fb488John Reck , mExtensions(Extensions::getInstance()) 93058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mRenderState(renderState) 9465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik , mFrameStarted(false) 95058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mScissorOptimizationDisabled(false) 96284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mSuppressTiling(false) 97284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mFirstFrameAfterResize(true) 98107843de4507b3511006cb9c77b8d0364374385aTom Hudson , mDirty(false) 991aa5d2d7068147ff781cfe911a93f01593a68c79John Reck , mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN}) 100058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mLightRadius(FLT_MIN) 101058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mAmbientShadowAlpha(0) 102058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mSpotShadowAlpha(0) { 103527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 104527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 10516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 106026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 107031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik memcpy(mMeshVertices, kUnitQuadVertices, sizeof(kUnitQuadVertices)); 108e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 109e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 11129d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 11229d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 113e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 114e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 11687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 11787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 11887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 11987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 12087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 12187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 12287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 12387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 12413631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 12513631f3da855f200a151e7837ed9f6b079622b58Romain Guy 126058fc640017c90120c599d378a4cbc55668b05b7Chris Craikvoid OpenGLRenderer::initLight(const Vector3& lightCenter, float lightRadius, 127058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 128058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightCenter = lightCenter; 129058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightRadius = lightRadius; 130058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mAmbientShadowAlpha = ambientShadowAlpha; 131058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mSpotShadowAlpha = spotShadowAlpha; 132058fc640017c90120c599d378a4cbc55668b05b7Chris Craik} 133058fc640017c90120c599d378a4cbc55668b05b7Chris Craik 13413631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 135f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 136f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 137f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 138797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 13935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 14035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 141284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = true; 14235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 14335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 14496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 145c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 146fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 147984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.initializeSaveStack(left, top, right, bottom, mLightCenter); 14896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1495f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 15096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 151ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 152107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::startFrame() { 153107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (mFrameStarted) return; 15496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 15511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 156984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(true); 15796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 15896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 15945e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 160984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.setViewport(mState.getWidth(), mState.getHeight()); 1617d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 16254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 16354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 16454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 165284b24358410cb0200e525a5ba36994090c83f20Chris Craik mSuppressTiling = mCaches.hasRegisteredFunctors() 166284b24358410cb0200e525a5ba36994090c83f20Chris Craik || mFirstFrameAfterResize; 167284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = false; 16854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 169d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 1702b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1717c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 1727c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 173107843de4507b3511006cb9c77b8d0364374385aTom Hudson clear(mTilingClip.left, mTilingClip.top, 17496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 17596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 17696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 177107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::prepareDirty(float left, float top, 17896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 17978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 18096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 18196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 18296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 18496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 18596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 186d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 18744eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().syncEnabled(); 18896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 18996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 190107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 19196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 1927c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 1937c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 194dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 195dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 196dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 197dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 1983bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 199984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson left <= 0.0f && top <= 0.0f && right >= mState.getWidth() && bottom >= mState.getHeight()) { 200984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const bool isFbo = onGetTargetFbo() == 0; 201f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 202f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 203f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 204dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 205dcfc836b457a87881da409e1acf251515f121446Romain Guy } 206dcfc836b457a87881da409e1acf251515f121446Romain Guy} 207dcfc836b457a87881da409e1acf251515f121446Romain Guy 208107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 20923d307c8d88f4a3849163b9e5b7cd11d0d4f372cJohn Reck if (!opaque) { 21065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 21165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(left, getViewportHeight() - bottom, right - left, bottom - top); 2126b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 213107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 214107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 215ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 21644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 21765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().reset(); 218ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 219ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 22033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTilingCurrentClip(bool opaque, bool expand) { 22154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 222d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 223d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 22414e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 225d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 226d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 22754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 22854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 22933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTiling(*clip, getViewportHeight(), opaque, expand); 230c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 231c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 232c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 23333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque, bool expand) { 234c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 23533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen if(expand) { 23633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 23733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int leftNotZero = (clip.left > 0) ? 1 : 0; 23833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int topNotZero = (windowHeight - clip.bottom > 0) ? 1 : 0; 23933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen 24033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling( 24133f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.left - leftNotZero, 24233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen windowHeight - clip.bottom - topNotZero, 24333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.right - clip.left + leftNotZero + 1, 24433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.bottom - clip.top + topNotZero + 1, 24533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen opaque); 24633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } else { 24733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling(clip.left, windowHeight - clip.bottom, 24852036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 24933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } 2502b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2512b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2522b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2532b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 25454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2552b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2562b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 257107843de4507b3511006cb9c77b8d0364374385aTom Hudsonbool OpenGLRenderer::finish() { 2587c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2592b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2604ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik mTempPaths.clear(); 2614ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik 262ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 263ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 264984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (onGetTargetFbo() == 0) { 265ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 26605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik mCaches.tessellationCache.trim(); 267ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 268ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 26911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 270b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 271e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 272b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 27311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 274c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 275e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 27611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 27711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 27811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 27911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 280c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 28111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 28296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 28396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 284107843de4507b3511006cb9c77b8d0364374385aTom Hudson 285107843de4507b3511006cb9c77b8d0364374385aTom Hudson return reportAndClearDirty(); 286b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 287b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 28835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 2893b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 2903b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(currentSnapshot()->fbo); 2917c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 29235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().reset(); 29435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 29535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 29635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29764bb413a664001c95c8439cf097dc3033f4ed733Andreas Gampevoid OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 298984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 299408eb12631376cbdc96803e918decf6ea804d346Chris Craik 300487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect clip(mState.currentClipRect()); 30180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 30280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 303d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 304d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 305d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 306d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 307d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 308d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 30908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 31008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 31108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 31208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 31308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 31408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 315a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 316a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 317d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 31880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 319984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson bool prevDirtyClip = mState.getDirtyClip(); 32054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 321984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.getDirtyClip()) { 32254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 32354f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 32465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (mRenderState.scissor().setEnabled(true) || prevDirtyClip) { 32525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 32625d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 32754f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 3283b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.invokeFunctor(functor, DrawGlInfo::kModeDraw, &info); 3293b20251a355c88193c439f928a84ae69483fb488John Reck // Scissor may have been modified, reset dirty clip 3303b20251a355c88193c439f928a84ae69483fb488John Reck dirtyClip(); 331cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 332107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 333daf98e941e140e8739458126640183b9f296a2abChet Haase} 334daf98e941e140e8739458126640183b9f296a2abChet Haase 335f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 33687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 33787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 33887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 33962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::eventMarkDEBUG(const char* fmt, ...) const { 34062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 34162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik const int BUFFER_SIZE = 256; 34262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_list ap; 34362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik char buf[BUFFER_SIZE]; 34462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 34562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_start(ap, fmt); 34662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 34762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_end(ap); 34862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 34962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik eventMark(buf); 35062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 35162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik} 35262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 35362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 3540f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 3550f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 3560f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 3570f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 35887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 35987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 36087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 36187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 36287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 36387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 36487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 36587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 36687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 3673b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.debugOverdraw(enable, clear); 36887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 36987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 37087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 371984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mCaches.debugOverdraw && onGetTargetFbo() == 0) { 3725f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 37387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 37465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 37565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(clip->left, 37665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mState.firstSnapshot()->getViewportHeight() - clip->bottom, 37765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik clip->right - clip->left, 37865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik clip->bottom - clip->top); 37987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 380627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 38196a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(2); 382627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 383627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 384627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 38596a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(3); 386627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 387627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 388627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 38996a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(4); 390627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 391627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 392627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 39396a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(4, true); 394627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 395627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 39696a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().disable(); 39787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 39887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 39987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 40087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 40111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 40211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 40311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 40411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 405a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (layer->deferredUpdateScheduled && layer->renderer 406a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik && layer->renderNode.get() && layer->renderNode->isRenderable()) { 407405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 4087c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4097c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4107c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4117c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 41211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 41396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 41469e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->render(*this); 41596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 41669e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->defer(*this); 41796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 41811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 41911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 42011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 421d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 42211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 42311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4245bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 42534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 42611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 42711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 42811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 42911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 43011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 43111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 43211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 43311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 43496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 43596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 43696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 43711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 43811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 43996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 44096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 44196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 44296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 44396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 44411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4451206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 4461206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 4470e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck Layer* layer = mLayerUpdates.itemAt(i).get(); 44811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 44911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 45011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 45196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 45296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 453984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.bindFramebuffer(onGetTargetFbo()); 45496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 45596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 45696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 45796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 45896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 45996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 46096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 46196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 46296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 46396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 4641206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 4651206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 46670850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik mLayerUpdates.itemAt(i)->flush(); 46796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 46896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 46996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 470984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.bindFramebuffer(onGetTargetFbo()); 47196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 47211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 47311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 47411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 47511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 47611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 47711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 47802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 47902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 48002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 48102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 48202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 48302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 48402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 48502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 48602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 48711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 48811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 48911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 49011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 491e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 492e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 493e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 494e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 495e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 496e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 497e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 498e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 499e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 500e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 501e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 502405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 50370850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik ATRACE_NAME("Update HW Layers"); 50444eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().syncEnabled(); 505405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 506405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 507405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 508405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 509405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 510405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 511443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reckvoid OpenGLRenderer::markLayersAsBuildLayers() { 512443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck for (size_t i = 0; i < mLayerUpdates.size(); i++) { 513443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck mLayerUpdates[i]->wasBuildLayered = true; 514443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck } 515443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck} 516443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck 51711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 518f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 519f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 520f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 52114e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 522a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 52314e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 52414e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 525bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 526a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 5273b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 528eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 529eb99356a0548684a501766e6a524529ab93304c8Romain Guy 5302542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 531746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 5328fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 5332542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 5345ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 5357273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 536a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_END(); // SaveLayer 5377273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 53814e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 5397273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 5405ec9924d24495822b589f1a17996655d66273b30Romain Guy } 541d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 5425cbbce535744b89df5ecea95de21ee3733298260Romain Guy 543f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 544bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 545bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 546bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 547bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 5483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 5494ace7305608442ab35ea9aa65a4220df152c187fChris Craik // force matrix/clip isolation for layer 5504ace7305608442ab35ea9aa65a4220df152c187fChris Craik flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag; 5514ace7305608442ab35ea9aa65a4220df152c187fChris Craik 552984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int count = mState.saveSnapshot(flags); 553d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 554984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 5553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 556dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 557d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 558d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 559bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 560bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 561d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 562d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 563d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 564d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 565d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 566d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 567487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (bounds.intersect(mState.currentClipRect())) { 568d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 569d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 570d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 571d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 572d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 573d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 574924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 575924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 576924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 577d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 578d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 579d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 580d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 581d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 582d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 583d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 584d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 585d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 586d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 587d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 588d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 589d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 590d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 591d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 592d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 593d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 594d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 595d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 596408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 597408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 598408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 599408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 600408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 601984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->empty = fboLayer; 602408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 603984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->invisible = writableSnapshot()->invisible || (alpha <= 0 && fboLayer); 604408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 605408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 606408eb12631376cbdc96803e918decf6ea804d346Chris Craik 607d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 608d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 609984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int count = mState.saveSnapshot(flags); 610d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 611984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 612d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 613d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 614d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 615d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 616d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 617d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 618d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 619d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 620d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 621984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 622984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetTransform(-bounds.left, -bounds.top, 0.0f); 623984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetClip(clip.left, clip.top, clip.right, clip.bottom); 624984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->initializeViewport(bounds.getWidth(), bounds.getHeight()); 625e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik writableSnapshot()->roundRectClipState = nullptr; 626d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 627d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 628d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 629d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 630d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 631d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 6321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 6461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 6471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 6496b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 6506b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 6516b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 6526b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 6531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 6551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 6561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 65787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 6581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 6591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 6601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 6621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 6631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 6641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 6651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 6661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 6681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 6691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 6701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 6711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 6721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 6731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 6751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 6761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 67787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 67887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 67987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 68087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 68187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 6821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 683d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 6843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 68507adacf4996c8ca494332ec938786fa15832c722Chris Craik LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 68607adacf4996c8ca494332ec938786fa15832c722Chris Craik LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 687dda570201ac851dd85af3861f7e575721d3345daRomain Guy 688eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 689eb99356a0548684a501766e6a524529ab93304c8Romain Guy 690f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 691d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 6928aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 693d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 694674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 695dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 696dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 697984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) { 698b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 699b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 700dda570201ac851dd85af3861f7e575721d3345daRomain Guy 70144eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 7023b20251a355c88193c439f928a84ae69483fb488John Reck Layer* layer = mCaches.layerCache.get(mRenderState, bounds.getWidth(), bounds.getHeight()); 703f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 704f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 705bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 706bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 707674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 7088aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 711d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 712a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7137c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 7143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 715dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7168fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 717984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->flags |= Snapshot::kFlagIsLayer; 718984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->layer = layer; 7191d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 720a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("%ssaveLayer %ux%u", 721a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik fboLayer ? "" : "unclipped ", 722a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik layer->getWidth(), layer->getHeight()); 7237273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 724eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 725e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 726eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 727eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 7289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 729514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 7309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 731b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 732b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 733b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 734b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 735b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 736e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr); 7379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 738514fb18827186591d66973c2362c859b64b63556Romain Guy } 7397b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 740a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 741a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 742a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 743b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 74454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 74551d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik mLayers.push_back(Rect(bounds)); 746ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 747eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 748f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 749d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 750bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 751bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 752e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 753c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 7549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 7555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 756984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->region = &writableSnapshot()->layer->region; 757984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 758984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->fbo = layer->getFbo(); 759984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetTransform(-bounds.left, -bounds.top, 0.0f); 760984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetClip(clip.left, clip.top, clip.right, clip.bottom); 761984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->initializeViewport(bounds.getWidth(), bounds.getHeight()); 762e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik writableSnapshot()->roundRectClipState = nullptr; 7635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7642b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 7657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 7665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 7673b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(layer->getFbo()); 7689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 7695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 7719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 7720908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 7739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 7745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 7755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 7779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 7785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 77933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 78033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTilingCurrentClip(true, true); 7815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 78365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 78465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 7855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 7865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 7875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 7895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 7913b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(bounds.getWidth(), bounds.getHeight()); 7925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 7935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 7945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 7971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 79814e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 79914e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 8003762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8011d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8021d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8031d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 80414e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 8058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 80614e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 807eb99356a0548684a501766e6a524529ab93304c8Romain Guy 80839a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 809984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 810e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik &clipRequired, nullptr, false); // safely ignore return, should never be rejected 81165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(mScissorOptimizationDisabled || clipRequired); 81239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 813eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8142b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8152b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 816e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 817e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 8208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 821eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 8223b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(restored.fbo); 8237c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8242b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 825d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 826eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 827eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 82976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 83076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 83176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 83276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 83376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 83476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 8369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 837f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 838f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 83996a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindMeshBuffer(); 8408b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 84144eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 8425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 8445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 845eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 84614e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 8475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 8489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 8499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 850a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 851a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 852a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 853a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 854984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->alpha = 1.0f; 8559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 856a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 857eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 8581d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 859746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 860746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 861eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 862e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik layer->setConvexMask(nullptr); 8638550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 86407adacf4996c8ca494332ec938786fa15832c722Chris Craik LAYER_LOGD("Deleting layer"); 865e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik layer->decStrong(nullptr); 8661d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8671d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 8681d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 869aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 8702458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 871aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 872aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 8739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 8748f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 8758f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 8768f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 8778f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 8788f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 879aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 88076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 88176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 882aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 883aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 88476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 8859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 8869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 8878f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 8889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 8898f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 890d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 8919757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 892ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 893ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 894d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 895d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 8969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 897d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 8984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 8994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 901d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9034063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 9049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 9063380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 907aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 90896a5c4c7bab6718524de7253da8309143ab48befChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kMeshCount); 909aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 910aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 91262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (layer->isTextureLayer()) { 91362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeTextureLayerRect"); 91462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 91562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik drawTextureLayer(layer, rect); 91662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 91762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 91862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeHardwareLayerRect"); 919aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 920aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 921aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 925d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 926ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 927b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 928b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 929b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 932d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 933d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 936d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 938d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 94176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 94276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 94376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 94476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 94576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 94676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 9479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 94876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 9493380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 95096a5c4c7bab6718524de7253da8309143ab48befChris Craik GL_TRIANGLE_STRIP, kMeshCount, swap, swap || simpleTransform); 9515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 952aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 953aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 9545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 95634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 95734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 95834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 95934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 96034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 96134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 962984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 963984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DRAW_COMMAND; \ 964984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (CC_UNLIKELY(mCaches.debugOverdraw && onGetTargetFbo() == 0 && COND)) { \ 965984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 966984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DRAW_COMMAND; \ 967984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 968984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson } \ 96934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 97034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 97134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 97234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 973d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// This class is purely for inspection. It inherits from SkShader, but Skia does not know how to 974d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// use it. The OpenGLRenderer will look at it to find its Layer and whether it is opaque. 975d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass LayerShader : public SkShader { 976d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIpublic: 977d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader(Layer* layer, const SkMatrix* localMatrix) 978d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III : INHERITED(localMatrix) 979d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III , mLayer(layer) { 980d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 981d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 982e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual bool asACustomShader(void** data) const override { 983d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (data) { 984d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III *data = static_cast<void*>(mLayer); 985d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 986d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return true; 987d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 988d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 989e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual bool isOpaque() const override { 990d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return !mLayer->isBlend(); 991d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 992d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 993d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprotected: 99464bb413a664001c95c8439cf097dc3033f4ed733Andreas Gampe virtual void shadeSpan(int x, int y, SkPMColor[], int count) { 995d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be drawn with raster backend."); 996d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 997d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 998e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual void flatten(SkWriteBuffer&) const override { 999d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be flattened."); 1000d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1001d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1002e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual Factory getFactory() const override { 1003d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be created from a stream."); 1004e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik return nullptr; 1005d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1006d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprivate: 1007d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // Unowned. 1008d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III Layer* mLayer; 1009d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III typedef SkShader INHERITED; 1010d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III}; 1011d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 10125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 10203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10213f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 10223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 10233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 10243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 10263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 10273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 10283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 1029d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader layerShader(layer, &shaderMatrix); 1030d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(&layerShader); 10313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 10333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 10343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 10353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 10363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1037e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik paint.setShader(nullptr); 10383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 10393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 10413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10449fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10459fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 104634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 10479fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 105262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeLayerRegion"); 10533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 10543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 10553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 10563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 10573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 10583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 10593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 10603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 10613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 10623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 10653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 10663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 10673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 10685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 10708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 10723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 10733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 10743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 10753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 10765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 10783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 10793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 10803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 10813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 10823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 10833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 10843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 10853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 10863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 10873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 10883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 10903f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 10913f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 10923f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 10943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 10953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 10963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 10973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 10995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 11013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 11023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 11043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 11053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 11063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 11075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 111696a5c4c7bab6718524de7253da8309143ab48befChris Craik if (numQuads >= kMaxNumberOfQuads) { 111734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 1118e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, nullptr)); 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 11203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 11215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 11253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 1126e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, nullptr)); 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 11315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 11345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11363a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1137e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 11383a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11393a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11403a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11413a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11433a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 11533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 115576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 115676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 11573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 115876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 11593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1161e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 11623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 116376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 11648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 11658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 11678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 11688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 11698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 11708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 11718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 11728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 11738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 11748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 11758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 117676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 11778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 11788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1181f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1184f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1190f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1192f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11931bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 11941bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 11951bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 11961bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1197487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (bounds.intersect(mState.currentClipRect())) { 11981bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 11991bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12001bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12011bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1207448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1208448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 120996a5c4c7bab6718524de7253da8309143ab48befChris Craik GLsizei drawCount = min(elementsCount, (GLsizei) kMaxNumberOfQuads * 6); 1210448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12113380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1212e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, nullptr); 1213448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1214448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1215448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1216448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1217448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1218448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1219448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1220448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 122154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 122254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 122354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 122454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1225984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 122662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("clearLayerRegions"); 122754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 122854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 122954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 123054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 123154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 123254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 123354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 123465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik bool scissorChanged = mRenderState.scissor().setEnabled(false); 123554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1236448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 123754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 123854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 123954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 124051d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik const Rect& bounds = mLayers[i]; 124154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 124251d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.left, bounds.top); 124351d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.right, bounds.top); 124451d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.left, bounds.bottom); 124551d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.right, bounds.bottom); 124654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1247e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1248e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1249e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1250e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 125154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 125276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 125376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 125476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 125554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 125654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 125776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 125854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 125954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 12604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 12614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 126254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 12634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 12648a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 126565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (scissorChanged) mRenderState.scissor().setEnabled(true); 126654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 1267e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 126854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 126954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 127054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1271bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1272c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1273c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1274c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1275ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1276487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Rect& currentClip = mState.currentClipRect(); 1277d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1278c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1279ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1280ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1281ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1282d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 128328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 12845e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 12855e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 12865e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 12875e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1288487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!clippedBounds.intersect(currentClip)) { 1289ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1290ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1291ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 129228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1293a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1294487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!currentClip.contains(state.mBounds)) { 129528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 129628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1297487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 1298487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 1299487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 1300487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 130128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 130228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1303ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1304d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1305d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1306d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1307487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk state.mBounds.set(currentClip); 1308c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1309ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1310ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1311527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1312527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1313487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk state.mClip.set(currentClip); 1314c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1315c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13167273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13177273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1318d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 13197273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1320d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1321deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1322deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1323deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1324c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1325c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1326c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1327527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 132814e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 1329984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->alpha = state.mAlpha; 133014e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1331984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->roundRectClipState = state.mRoundRectClipState; 1332ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1333527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 1334984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(state.mClip.left, state.mClip.top, 133528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1336ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1337ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1338c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1339c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 134028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 134128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 134228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 134328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 134428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 134528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 134628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 134728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 1348e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (clipRect != nullptr) { 1349984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 135028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 1351984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(0, 0, mState.getWidth(), mState.getHeight()); 135228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1353527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 135465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik bool enableScissor = (clipRect != nullptr) || mScissorOptimizationDisabled; 135565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(enableScissor); 1356527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1357527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1358c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1359f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1360f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1361f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1362bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1363487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect clip(mState.currentClipRect()); 1364e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 13658f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 136665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (mRenderState.scissor().set(clip.left, getViewportHeight() - clip.bottom, 13678a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 1368984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(false); 13698a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13709d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 13719d5316e3f56d138504565ff311145ac01621dff4Romain Guy 13728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 13738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 13748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 13758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 13768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1377d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 13788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 13828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 13838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1384c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1385c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1386c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1387c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1388c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 13898d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 13903bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 13918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1392c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1393f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 13948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1397487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsukstatic void handlePoint(std::vector<Vertex>& rectangleVertices, const Matrix4& transform, 1398487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk float x, float y) { 1399487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Vertex v; 1400487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.x = x; 1401487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.y = y; 1402487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk transform.mapPoint(v.x, v.y); 1403487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk rectangleVertices.push_back(v); 1404487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk} 1405487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1406487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsukstatic void handlePointNoTransform(std::vector<Vertex>& rectangleVertices, float x, float y) { 1407487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Vertex v; 1408487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.x = x; 1409487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.y = y; 1410487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk rectangleVertices.push_back(v); 1411487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk} 1412487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1413487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsukvoid OpenGLRenderer::drawRectangleList(const RectangleList& rectangleList) { 1414487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk int count = rectangleList.getTransformedRectanglesCount(); 1415487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk std::vector<Vertex> rectangleVertices(count * 4); 1416487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect scissorBox = rectangleList.calculateBounds(); 1417487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk scissorBox.snapToPixelBoundaries(); 1418487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk for (int i = 0; i < count; ++i) { 1419487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const TransformedRectangle& tr(rectangleList.getTransformedRectangle(i)); 1420487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Matrix4& transform = tr.getTransform(); 1421487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect bounds = tr.getBounds(); 1422487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (transform.rectToRect()) { 1423487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk transform.mapRect(bounds); 1424487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!bounds.intersect(scissorBox)) { 1425487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk bounds.setEmpty(); 1426487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1427487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.left, bounds.top); 1428487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.right, bounds.top); 1429487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.left, bounds.bottom); 1430487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.right, bounds.bottom); 1431487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1432487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1433487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.left, bounds.top); 1434487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.right, bounds.top); 1435487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.left, bounds.bottom); 1436487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.right, bounds.bottom); 1437487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1438487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1439487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 144065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(scissorBox.left, getViewportHeight() - scissorBox.bottom, 1441487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk scissorBox.getWidth(), scissorBox.getHeight()); 1442487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1443487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const SkPaint* paint = nullptr; 1444487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDraw(); 1445487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawNoTexture(); 1446487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColor(0, 0xff * currentSnapshot()->alpha); 1447487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawShader(getShader(paint)); 1448487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColorFilter(getColorFilter(paint)); 1449487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawBlending(paint); 1450487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawProgram(); 1451487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawDirtyRegionsDisabled(); 1452487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawModelView(kModelViewMode_Translate, false, 1453487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 0.0f, 0.0f, 0.0f, 0.0f, true); 1454487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColorUniforms(getShader(paint)); 1455487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawShaderUniforms(getShader(paint)); 1456487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColorFilterUniforms(getColorFilter(paint)); 1457487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1458487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk issueIndexedQuadDraw(&rectangleVertices[0], rectangleVertices.size() / 4); 1459487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk} 1460487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1463487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!currentSnapshot()->clipIsSimple()) { 1464487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk int incrementThreshold; 146562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - enabling"); 146662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 1469984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(false); 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1473487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const ClipArea& clipArea = currentSnapshot()->getClipArea(); 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1475487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk bool isRectangleList = clipArea.isRectangleList(); 1476487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (isRectangleList) { 1477487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk incrementThreshold = clipArea.getRectangleList().getTransformedRectanglesCount(); 1478487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1479487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk incrementThreshold = 0; 1480487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1481487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 148296a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableWrite(incrementThreshold); 1483487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1484487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // Clean and update the stencil, but first make sure we restrict drawing 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 148665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik bool resetScissor = mRenderState.scissor().setEnabled(true); 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 1491487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 149296a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().clear(); 1493deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1494deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1495deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1496deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 14978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 149876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 149998d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik paint.setColor(SK_ColorBLACK); 150076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 150176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 1502487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (isRectangleList) { 1503487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk drawRectangleList(clipArea.getRectangleList()); 1504487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1505487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // NOTE: We could use the region contour path to generate a smaller mesh 1506487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // Since we are using the stencil we could use the red book path 1507487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // drawing technique. It might increase bandwidth usage though. 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1509487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // The last parameter is important: we are not drawing in the color buffer 1510487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // so we don't want to dirty the current layer, if any 1511487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk drawRegionRects(clipArea.getClipRegion(), paint, false); 1512487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 151365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (resetScissor) mRenderState.scissor().setEnabled(false); 1514deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 151696a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableTest(incrementThreshold); 15173ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15183ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15193ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 1520487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // TODO: Implement for rectangle list clip areas 1521487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (mCaches.debugStencilClip == Caches::kStencilShowRegion && 1522487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk !clipArea.isRectangleList()) { 152376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 152476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 1525487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk drawRegionRects(currentSnapshot()->getClipRegion(), paint); 15263ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 152862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - disabling"); 152996a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().disable(); 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1534f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1535f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1536f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1537f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1538f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1539f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1540f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1541d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1542f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15435e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1544f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1545cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1546f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1547f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1548f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1549f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1550cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1551cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1552deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1553deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1554984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.calculateQuickRejectForScissor(left, top, right, bottom, 1555deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1556dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1557dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1558dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1559f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik // not quick rejected, so enable the scissor if clipRequired 156065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(mScissorOptimizationDisabled || clipRequired); 1561f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mSkipOutlineClip = !roundRectClipRequired; 156239a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1563c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1564c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1566735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1567f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 156876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 156976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 157076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 157176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1575735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1576f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 157770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 157870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 157970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 158062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::setupDraw(bool clearLayer) { 1581f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15828a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 158362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) clearLayerRegions(); 15848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1586984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.getDirtyClip()) { 158765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (mRenderState.scissor().isEnabled()) { 1588b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1589b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 159062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 1591adc0d9da8648abfea1035fb1108eceea9fd9b5b1Dohyun Lee setStencilFromClip(); 159270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15933ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 159470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15953ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 159670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 159770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 159870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 159970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 160070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16013ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16023ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16033ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16043ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16053ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 160696a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().isTestEnabled(); 160770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 160870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 160970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 161070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 161170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 161270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1614ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1615ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1616ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1617ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1618ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1619ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1620aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1621aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1622aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1623aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 162415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 162596a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().disableTexCoordsVertexArray(); 162615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 162715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 162891a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craikvoid OpenGLRenderer::setupDrawVertexAlpha(bool useShadowAlphaInterp) { 162991a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.hasVertexAlpha = true; 163091a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.useShadowAlphaInterp = useShadowAlphaInterp; 16315b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16325b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16338d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16348d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1635886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1636886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1637886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 163870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1639e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 164286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 164386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1644886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1645886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1646886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 164786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1648e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 164986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 165086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16514121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16524121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16534121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16544121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 165570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 165670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 165770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 166070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1661e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 166270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1664d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShader(const SkShader* shader) { 1665e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (shader != nullptr) { 1666d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::describe(&mCaches, mDescription, mExtensions, *shader); 166770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 1671e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (filter == nullptr) { 167276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 167376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 167476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 167576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 1676e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (filter->asColorMode(nullptr, &mode)) { 167776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 167876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 1679e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik } else if (filter->asColorMatrix(nullptr)) { 168076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 168170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 168270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1684f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1685f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1686f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1687f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 168854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1689f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1690f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1691f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 169276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 169376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1694f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1695f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1696f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1697d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // TODO: check shader blending, once we have shader drawing support for layers. 16988dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson bool blend = layer->isBlend() 16998dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || getLayerAlpha(layer) < 1.0f 17008dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || (mColorSet && mColorA < 1.0f) 17018dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::isBlendedColorFilter(layer->getColorFilter()); 1702c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 170676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1707f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1708f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1709f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1710031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik blend |= (mColorSet && mColorA < 1.0f) 1711031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik || (getShader(paint) && !getShader(paint)->isOpaque()) 1712031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik || PaintUtils::isBlendedColorFilter(getColorFilter(paint)); 1713c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 17176c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.setProgram(mDescription); 1718deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1719deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1720984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const RoundRectClipState* state = writableSnapshot()->roundRectClipState; 1721af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik const Rect& innerRect = state->innerRect; 17226c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform4f(mCaches.program().getUniform("roundRectInnerRectLTRB"), 1723af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.left, innerRect.top, 1724af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.right, innerRect.bottom); 17256c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniformMatrix4fv(mCaches.program().getUniform("roundRectInvTransform"), 1726deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 17274340c260c002f0cf7bc41571673e57913b5df19fChris Craik 17284340c260c002f0cf7bc41571673e57913b5df19fChris Craik // add half pixel to round out integer rect space to cover pixel centers 17294340c260c002f0cf7bc41571673e57913b5df19fChris Craik float roundedOutRadius = state->radius + 0.5f; 17306c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform1f(mCaches.program().getUniform("roundRectRadius"), 17314340c260c002f0cf7bc41571673e57913b5df19fChris Craik roundedOutRadius); 1732deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 173370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 173670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17394063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17404063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1741e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1743e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 174470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 174686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1747a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 17486c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik 17496c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.program().set(currentSnapshot()->getOrthoMatrix(), 1750e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik mModelViewMatrix, transformMatrix, offset); 1751a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1752a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1753a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1754a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1755a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1756a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 175786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 175870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1760d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawColorUniforms(bool hasShader) { 1761d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if ((mColorSet && !hasShader) || (hasShader && mSetShaderColor)) { 17626c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.program().setColor(mColorR, mColorG, mColorB, mColorA); 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17675536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 17686c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.program().setColor(mColorR, mColorG, mColorB, mColorA); 17695536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17705536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17715536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 1772d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShaderUniforms(const SkShader* shader, bool ignoreTransform) { 1773e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (shader == nullptr) { 1774d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return; 1775d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1776d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1777d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (ignoreTransform) { 1778d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 1779d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // because it was built into modelView / the geometry, and the description needs to 1780d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // compensate. 1781d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mat4 modelViewWithoutTransform; 1782d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.loadInverse(*currentTransform()); 1783d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.multiply(mModelViewMatrix); 1784d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mModelViewMatrix.load(modelViewWithoutTransform); 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1786d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1787d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::setupProgram(&mCaches, mModelViewMatrix, &mTextureUnit, mExtensions, *shader); 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 1791e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (nullptr == filter) { 179276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 179376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 179476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 179576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 179676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 179776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 179876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 179976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 180076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 180176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 180276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 18036c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform4f(mCaches.program().getUniform("colorBlend"), r, g, b, a); 180476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 180576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 180676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 180776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 180876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 180976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 181176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 181276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 181376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 181476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 181576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 181776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 181876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 181976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 182076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 182176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 182276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 182376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 18246c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniformMatrix4fv(mCaches.program().getUniform("colorMatrix"), 1, 182576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 18266c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform4fv(mCaches.program().getUniform("colorMatrixVector"), 1, colorVector); 182776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 182976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 183076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 183170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18334121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18346c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.fontRenderer->setupProgram(mDescription, mCaches.program()); 18354121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18364121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 183896a5c4c7bab6718524de7253da8309143ab48befChris Craik bool force = mRenderState.meshState().bindMeshBuffer(); 18396c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, nullptr); 184096a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 184170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 184370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 184444eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik if (texture) mCaches.textureState().bindTexture(texture); 18452d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 184696a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().enableTexCoordsVertexArray(); 184770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1849aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 185044eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().bindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 18512d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 185296a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().enableTexCoordsVertexArray(); 1853aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1854aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18558f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18568f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18578f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18588f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18598f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 18606c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniformMatrix4fv(mCaches.program().getUniform("mainTextureTransform"), 1, 1861aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1862aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1863aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1864564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1865564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1866f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 186896a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().bindMeshBuffer(vbo); 186970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 187096a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().unbindMeshBuffer(); 187170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1872d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 18736c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices); 18746c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik if (mCaches.program().texCoords >= 0) { 18756c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindTexCoordsVertexPointer(force, texCoords); 187615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 187715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 187896a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 187915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 188015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1881564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1882564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 188396a5c4c7bab6718524de7253da8309143ab48befChris Craik bool force = mRenderState.meshState().unbindMeshBuffer(); 1884ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1885ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 18866c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices, stride); 18876c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik if (mCaches.program().texCoords >= 0) { 18886c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindTexCoordsVertexPointer(force, texCoords, stride); 1889ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 18906c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik int slot = mCaches.program().getAttrib("colors"); 1891ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1892ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1893ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1894ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1895ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 189696a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 1897ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1898ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1899564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1900564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 19013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 190496a5c4c7bab6718524de7253da8309143ab48befChris Craik // use the default VBO found in RenderState 19053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 190696a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().bindMeshBuffer(vbo); 19073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 190896a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().unbindMeshBuffer(); 19093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 191096a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().bindQuadIndicesBuffer(); 19113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 19126c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices); 19136c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik if (mCaches.program().texCoords >= 0) { 19146c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindTexCoordsVertexPointer(force, texCoords); 19158d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 191670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 191770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1918448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 191996a5c4c7bab6718524de7253da8309143ab48befChris Craik bool force = mRenderState.meshState().unbindMeshBuffer(); 192096a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().bindQuadIndicesBuffer(); 19216c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices, kVertexStride); 19225b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19235b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 192470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1925f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1926f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1927f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1928107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRenderNode(RenderNode* renderNode, Rect& dirty, int32_t replayFlags) { 19290fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19300fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 1931a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (renderNode && renderNode->isRenderable()) { 1932f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1933a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->computeOrdering(); 1934d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 1935107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 1936ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1937a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->replay(replayStruct, 0); 1938107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 1939c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1940c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1941ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik // Don't avoid overdraw when visualizing, since that makes it harder to 1942ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik // debug where it's coming from, and when the problem occurs. 1943ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw; 1944487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk DeferredDisplayList deferredList(mState.currentClipRect(), avoidOverdraw); 1945ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1946a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->defer(deferStruct, 0); 194796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 194896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 1949107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 195096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1951107843de4507b3511006cb9c77b8d0364374385aTom Hudson deferredList.flush(*this, dirty); 1952107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 1953107843de4507b3511006cb9c77b8d0364374385aTom Hudson // Even if there is no drawing command(Ex: invisible), 1954107843de4507b3511006cb9c77b8d0364374385aTom Hudson // it still needs startFrame to clear buffer and start tiling. 1955107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 19560fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19570fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19580fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1959e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, 1960e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik const SkPaint* paint) { 1961a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1962a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1963a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1964886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1965886b275e529e44a59c54b933453d9bc902973178Romain Guy 1966a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1967d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1968d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1969d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1970a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1971a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1972886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1973886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 197467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19755b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1976e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1979886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 198096a5c4c7bab6718524de7253da8309143ab48befChris Craik paint, (GLvoid*) nullptr, (GLvoid*) kMeshTextureOffset, 198196a5c4c7bab6718524de7253da8309143ab48befChris Craik GL_TRIANGLE_STRIP, kMeshCount, ignoreTransform); 1982a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1983a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 198403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 198503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 198603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 198703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 198803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1989107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1990d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1991d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 199244eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 199355b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1994107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 19953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1997527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1998527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 199967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 2000527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2002527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 20031103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2004527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 200576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 20064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 20074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2008527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2009527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 201076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 20114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 20124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2013527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2014527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2015107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2016527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2017527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2018107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkPaint* paint) { 2019796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2020107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 20216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20226926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 202344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 20243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2025107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 202622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 202722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20281103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2029796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2030a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2031796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2032886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2033486590963e2207d68eebd6944fec70d50d41116aChet Haase 2034107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2035e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2036e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2037107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2038d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2039984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!vertices || mState.currentlyIgnored()) { 2040107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 20415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20425a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 204339a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 204465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 204539a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2046b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2047b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2048b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2049b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2050b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2051a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2052b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 205351d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::unique_ptr<ColorTextureVertex[]> mesh(new ColorTextureVertex[count]); 205451d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik ColorTextureVertex* vertex = &mesh[0]; 2055ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 205651d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::unique_ptr<int[]> tempColors; 2057ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2058ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 205951d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik tempColors.reset(new int[colorsCount]); 206051d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik memset(tempColors.get(), 0xff, colorsCount * sizeof(int)); 206151d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik colors = tempColors.get(); 2062ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2063a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 206444eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2065ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck Texture* texture = mRenderState.assetAtlas().getEntryTexture(bitmap); 20663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20735a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 20783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20855a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 20865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 20875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2088ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2089ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2090ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 20915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2092ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2093ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2094ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2095b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2096a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2097a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2098a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2099a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2103f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2104107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2105a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2106a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2107ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 2110107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 21113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2112ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2113a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2114a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2115a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 211667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2117a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2118a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2119a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2120a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2121a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2123ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2124a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2125d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2126b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2127b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2128ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2129ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2130ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 213176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 213276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2133ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21354063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2136ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 213876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21393380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2140ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2142ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 21436c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik int slot = mCaches.program().getAttrib("colors"); 2144ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2145ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2146ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2147ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2148107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 21495a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21505a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2151107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 21528ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21538ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2154d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2155f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2156107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 21576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 215944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 21603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2161107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 216222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21638ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21648ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21658ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2166c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2173c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 217496a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindMeshBuffer(); 21758ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21768ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2177d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2178d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2179886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2180886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2182886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2183886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2184886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2185886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2186d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III bool useScaleTransform = getShader(paint) && scaled; 2187886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2188b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2189d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2190d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2191d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2192886b275e529e44a59c54b933453d9bc902973178Romain Guy 2193886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2194886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2195886b275e529e44a59c54b933453d9bc902973178Romain Guy 2196886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2197886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2198886b275e529e44a59c54b933453d9bc902973178Romain Guy 219967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2200886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22016620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 220267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2204886b275e529e44a59c54b933453d9bc902973178Romain Guy 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2206886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2207886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2208886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2209886b275e529e44a59c54b933453d9bc902973178Romain Guy 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy 2213886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2216886b275e529e44a59c54b933453d9bc902973178Romain Guy 22171103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 221976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22203380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 222196a5c4c7bab6718524de7253da8309143ab48befChris Craik GL_TRIANGLE_STRIP, kMeshCount, ignoreTransform); 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 222476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22253380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 222696a5c4c7bab6718524de7253da8309143ab48befChris Craik GL_TRIANGLE_STRIP, kMeshCount, false, ignoreTransform); 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy 2229886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22316620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22328ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22338ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2234486590963e2207d68eebd6944fec70d50d41116aChet Haase 2235107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2236ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2237ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2238107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2239d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2240f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2241107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 22424c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22434c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 2244ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck AssetAtlas::Entry* entry = mRenderState.assetAtlas().getEntry(bitmap); 22454c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22464c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22474c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 2248107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2249be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2250be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2251107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2252d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2253d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2254f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2255107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 22566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2258211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 225944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2260a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2261107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 2262a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2264a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2265a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2266a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2267d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22698168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2270d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2271d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22748ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2275211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2276c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2277c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2278c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2280c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2281d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 22826620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 22864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2287211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2288d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2289d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 22906620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 22913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 22923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 22934063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 22944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 22954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 22966620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 229776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 229876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 22994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2301054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2302486590963e2207d68eebd6944fec70d50d41116aChet Haase 2303107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2304f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2305f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 230603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 230703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 230803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 230903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 231003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2311107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2312d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 231344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 231403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2315107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 231603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 231703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 231803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 231903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 232003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 232276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23234063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 232403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2325107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 232603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 232703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2328107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawVertexBuffer(float translateX, float translateY, 2329bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const VertexBuffer& vertexBuffer, const SkPaint* paint, int displayFlags) { 23304063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23316d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2332bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 2333107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2334bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2335bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 23360d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik Rect bounds(vertexBuffer.getBounds()); 23370d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik bounds.translate(translateX, translateY); 233805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik dirtyLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, *currentTransform()); 233905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 234065cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 234165cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 234265cd612face362d054a85d0f7e5881c59cd523beChris Craik 2343710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2344710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 234591a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik if (isAA) setupDrawVertexAlpha((displayFlags & kVertexBuffer_ShadowInterp)); 2346984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson setupDrawColor(color, ((color >> 24) & 0xFF) * writableSnapshot()->alpha); 234776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2348d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 234976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2350710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 2351bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik setupDrawModelView(kModelViewMode_Translate, (displayFlags & kVertexBuffer_Offset), 2352bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik translateX, translateY, 0, 0); 2353d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 235476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2355d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2356858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 235755bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 235896a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindMeshBuffer(); 23596c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(true, vertices, 23606c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik isAA ? kAlphaVertexStride : kVertexStride); 236196a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().resetTexCoordsVertexPointer(); 236263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 2363710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2364710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 236596a5c4c7bab6718524de7253da8309143ab48befChris Craik void* alphaCoords = ((GLbyte*) vertices) + kVertexAlphaOffset; 23666c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik alphaSlot = mCaches.program().getAttrib("vtxAlpha"); 2367710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23686ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 236996a5c4c7bab6718524de7253da8309143ab48befChris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, kAlphaVertexStride, alphaCoords); 2370710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23716ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 237205f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer::Mode mode = vertexBuffer.getMode(); 237305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (mode == VertexBuffer::kStandard) { 237496a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 237563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 237605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kOnePolyRingShadow) { 237796a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().bindShadowIndicesBuffer(); 2378e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, 2379e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, nullptr); 238005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kTwoPolyRingShadow) { 238196a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().bindShadowIndicesBuffer(); 2382e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, 2383e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, nullptr); 2384d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui } else if (mode == VertexBuffer::kIndices) { 238596a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 2386e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLE_STRIP, vertexBuffer.getIndexCount(), 2387e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, vertexBuffer.getIndices()); 238863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 23897b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2390710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23916ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 239204299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 239365cd612face362d054a85d0f7e5881c59cd523beChris Craik 2394107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2395858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2396858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2397858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 239865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 240065cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 240165cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 240265cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 240365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 240599ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2406107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 240765cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 240865cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2409d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 2410107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(vertexBuffer, paint); 241165cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24127b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 241565cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 241665cd612face362d054a85d0f7e5881c59cd523beChris Craik * 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 241965cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 242065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242165cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 242265cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2424107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2425984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() || count < 4) return; 24267b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242765cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24287b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242965cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 243005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), buffer); 243105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 2432d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 243305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2434107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2435d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2436d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2437bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2438107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(buffer, paint, displayFlags); 24395b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24405b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2441107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2442984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() || count < 2) return; 2443ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24446d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24457b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24466d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 244705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), buffer); 24487b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 244905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 245005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2451107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2452ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2453ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2454bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2455107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(buffer, paint, displayFlags); 2456107843de4507b3511006cb9c77b8d0364374385aTom Hudson 2457107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2458ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2459ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2460107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2461e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2462984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 2463e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2464487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect clip(mState.currentClipRect()); 2465ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 246670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 246776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 246876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 246976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 247076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 247176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2472486590963e2207d68eebd6944fec70d50d41116aChet Haase 2473107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2474c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24759d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2476107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2477d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2478107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 247901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 248001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 248201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 248301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2485486590963e2207d68eebd6944fec70d50d41116aChet Haase 2486107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 248701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 248801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2489107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2490d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2491984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2492947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 24938dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2494107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2495710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 249601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2497e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr) { 249844eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2499c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2500710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2501107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2502107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2503107843de4507b3511006cb9c77b8d0364374385aTom Hudson const VertexBuffer* vertexBuffer = mCaches.tessellationCache.getRoundRect( 2504107843de4507b3511006cb9c77b8d0364374385aTom Hudson *currentTransform(), *p, right - left, bottom - top, rx, ry); 2505107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(left, top, *vertexBuffer, p); 2506710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2507c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 250801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2509107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2510984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2511947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(x - radius, y - radius, x + radius, y + radius, p) 25128dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2513107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2514710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2515e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr) { 251644eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2517c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2518107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(x - radius, y - radius, texture, p); 2519cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2520107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2521107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2522107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2523107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2524107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addCircle(x, y, radius); 2525107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2526107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2527cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2528c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 252901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2530107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2531d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2532984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2533947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 25348dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2535107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2536710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 253701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2538e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr) { 253944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2540c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2541107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2542107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2543107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2544107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2545107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2546107843de4507b3511006cb9c77b8d0364374385aTom Hudson rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2547107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2548107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addOval(rect); 2549107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2550cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2551c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2552c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2553107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2554d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2555984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2556947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 25578dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2558107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2559780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25608b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2561780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 2562e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != nullptr || useCenter) { 256344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2564c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2565780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2566107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2567107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2568780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2569780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2570780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2571780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2572780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2573780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2574780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2575780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2576780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2577780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2578780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2579780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2580780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2581780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2582107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 25838b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 25848b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2585cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2586cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2587cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2588107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2589d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2590984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2591947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 25928dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2593107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 25946926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 25956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2596710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2597cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2598e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr || p->getStrokeJoin() != SkPaint::kMiter_Join || 2599cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 260044eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2601cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2602c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2603107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2604107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2605107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2606107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2607107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2608107843de4507b3511006cb9c77b8d0364374385aTom Hudson rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2609107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2610107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addRect(rect); 2611107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2612cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2613107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2614107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2615107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2616107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addRect(left, top, right, bottom); 2617107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2618107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2619107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawColorRect(left, top, right, bottom, p); 2620cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2621107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2622cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2623858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2624c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26259d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2626d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2627d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 262876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 262944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2630416a847633680d94efb926837efdc18726d54918Raph Levien 2631c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2632c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2633c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2634c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2635c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2636416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2637416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2638416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2639416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2640c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2641cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2642cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2643cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2644416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2645416a847633680d94efb926837efdc18726d54918Raph Levien 2646c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2647c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2648416a847633680d94efb926837efdc18726d54918Raph Levien 2649984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * writableSnapshot()->alpha; 2650d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 2651c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2652416a847633680d94efb926837efdc18726d54918Raph Levien } 2653416a847633680d94efb926837efdc18726d54918Raph Levien 2654416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2655416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2656c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 265776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2658d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 265976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2660416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26624063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2663416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2664416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 266576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2666d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 266796a5c4c7bab6718524de7253da8309143ab48befChris Craik setupDrawMesh(nullptr, (GLvoid*) kMeshTextureOffset); 2668416a847633680d94efb926837efdc18726d54918Raph Levien 266996a5c4c7bab6718524de7253da8309143ab48befChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kMeshCount); 2670416a847633680d94efb926837efdc18726d54918Raph Levien} 2671416a847633680d94efb926837efdc18726d54918Raph Levien 2672768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2673984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * currentSnapshot()->alpha; 26748dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson return MathUtils::isZero(alpha) 26758dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson && PaintUtils::getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2676768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2677768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2678107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2679d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2680e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (text == nullptr || count == 0 || mState.currentlyIgnored() || canSkipText(paint)) { 2681107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2682eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2683eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2684671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2685d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2686107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2687671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2688671d6cf460531825a321edb200523d0faa7792c9Romain Guy 268965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 269039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2691671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2692671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2693d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2694671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2695d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2696d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2697671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2698671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2699b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 270059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2701671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2702671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2703671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2704671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2705671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2706c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2707e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 270876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2709416a847633680d94efb926837efdc18726d54918Raph Levien } 2710416a847633680d94efb926837efdc18726d54918Raph Levien 2711671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2712d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2713671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2714671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2715671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2716257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2717671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2718487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Rect& clip(pureTranslate ? writableSnapshot()->getClipRect() : writableSnapshot()->getLocalClip()); 2719671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2720671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2721211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2722671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27231e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2724487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (fontRenderer.renderPosText(paint, &clip, text, 0, bytesCount, count, x, y, 2725e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik positions, hasActiveLayer ? &bounds : nullptr, &functor)) { 2726671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2727671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2728d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2729671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2730671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2731671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2732671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2733486590963e2207d68eebd6944fec70d50d41116aChet Haase 2734107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2735eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2736eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 273759744b79ec302000802cd56d30a1bf70f0183c80Chris Craikbool OpenGLRenderer::findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const { 2738624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 273959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 274059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return false; 274159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } else if (CC_UNLIKELY(transform.isPerspective())) { 274259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 274359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return true; 274459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } 274559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 274659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik /** 2747a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * Input is a non-perspective, scaling transform. Generate a scale-only transform, 2748a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * with values rounded to the nearest int. 274959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik */ 275059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float sx, sy; 275159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik transform.decomposeScale(sx, sy); 2752a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik outMatrix->setScale( 2753a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sx)), 2754a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sy))); 2755a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik return true; 2756624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2757624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2758984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonint OpenGLRenderer::getSaveCount() const { 2759984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.getSaveCount(); 2760984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2761984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2762984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonint OpenGLRenderer::save(int flags) { 2763984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.save(flags); 2764984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2765984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2766984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::restore() { 2767984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.restore(); 2768984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2769984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2770984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::restoreToCount(int saveCount) { 2771984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.restoreToCount(saveCount); 2772984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2773984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2774984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::translate(float dx, float dy, float dz) { 2775984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.translate(dx, dy, dz); 2776984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2777984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2778984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::rotate(float degrees) { 2779984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.rotate(degrees); 2780984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2781984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2782984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::scale(float sx, float sy) { 2783984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.scale(sx, sy); 2784984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2785984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2786984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::skew(float sx, float sy) { 2787984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.skew(sx, sy); 2788984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2789984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2790984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setMatrix(const Matrix4& matrix) { 2791984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setMatrix(matrix); 2792984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2793984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2794984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::concatMatrix(const Matrix4& matrix) { 2795984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.concatMatrix(matrix); 2796984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2797984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2798984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 2799984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipRect(left, top, right, bottom, op); 2800984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2801984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2802984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipPath(const SkPath* path, SkRegion::Op op) { 2803984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipPath(path, op); 2804984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2805984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2806984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipRegion(const SkRegion* region, SkRegion::Op op) { 2807984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipRegion(region, op); 2808984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2809984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2810984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setClippingOutline(LinearAllocator& allocator, const Outline* outline) { 2811984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setClippingOutline(allocator, outline); 2812984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2813984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2814984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setClippingRoundRect(LinearAllocator& allocator, 2815984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect& rect, float radius, bool highPriority) { 2816984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setClippingRoundRect(allocator, rect, radius, highPriority); 2817984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2818984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2819107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2820d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2821527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2822527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2823527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 282428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 282528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2826e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (text == nullptr || count == 0 || mState.currentlyIgnored() || canSkipText(paint) || 2827f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 2828107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 282928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2830cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2831cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28323a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28333a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2834624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2835d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2836624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2837c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2838211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2839624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2840624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28416620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28426620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 284386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 284486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 284586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28469d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2847c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2848c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2849c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 285059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2851c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 285276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28531e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28541e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 285519d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 285619d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2857624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2858624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2859624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2860624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2861624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2862624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2863624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2864624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2865624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2866624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2867624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 286859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik SkMatrix fontTransform; 286959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool linearFilter = findBestFontTransform(transform, &fontTransform) 287059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(y - (int) y) > 0.0f 287159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(x - (int) x) > 0.0f; 28723b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2873257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 287406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2875624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2876487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Rect* clip = !pureTranslate ? nullptr : &mState.currentClipRect(); 287741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2879996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28801e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2881527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2882527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2883527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2884a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28858b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28868b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28878b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2888e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik positions, hasActiveLayer ? &layerBounds : nullptr, &functor, forceFinish); 2889996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28908b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2891e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik positions, hasActiveLayer ? &layerBounds : nullptr, &functor, forceFinish); 2892996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28934ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2894527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2895624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 289641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2897a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 289841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2900694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2901e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2902486590963e2207d68eebd6944fec70d50d41116aChet Haase 2903107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2904694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2905694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2906107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2907d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2908e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (text == nullptr || count == 0 || mState.currentlyIgnored() || canSkipText(paint)) { 2909107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 291003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 291103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 291239a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 291365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 291439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2915b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 291659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2917257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 291803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 291903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 292003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 292103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29221e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 29239777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 2924984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect* clip = &writableSnapshot()->getLocalClip(); 29259777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 292603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29279777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29289777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29299777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 2930e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik hOffset, vOffset, hasActiveLayer ? &bounds : nullptr, &functor)) { 29319777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2932d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 29339777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29349777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29359777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2936486590963e2207d68eebd6944fec70d50d41116aChet Haase 2937107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2938325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2939325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2940107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2941984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 2942dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 294344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 29447fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2945fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2946107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 294722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29487fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29498b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29508b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29518b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 295201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2953107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 29547fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29557fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2956107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 295735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2958107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 29596c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29606c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2961e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik mat4* transform = nullptr; 2962b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2963b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2964b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 296614e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2967b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2968b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2969b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 297039a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2971e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik const bool rejected = mState.calculateQuickRejectForScissor( 2972e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 2973e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik &clipRequired, nullptr, false); 29744ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 297535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2976b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2977b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2978b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2979107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 298035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 298135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 298262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("drawLayer," RECT_STRING ", clipRequired %d", x, y, 298362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), clipRequired); 298462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 29855bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29862bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 298765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(mScissorOptimizationDisabled || clipRequired); 298844eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 29896c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2990211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2991c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 299234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 299334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2994c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 299576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 299616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2997c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2998c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29998168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 300076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 300176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 3002c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3003c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 300476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 30059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 3006d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3007d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 3008d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 30099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3010d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 30124ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3014d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 30169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3018c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3019448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 3020448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 3021448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3022448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 302396a5c4c7bab6718524de7253da8309143ab48befChris Craik GLsizei drawCount = min(elementsCount, (GLsizei) kMaxNumberOfQuads * 6); 3024448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 30253380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3026448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3027e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, nullptr)); 3028448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3029448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 3030448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 3031448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 3032448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 3033448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 3034c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 30353a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3036e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 30373a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3038c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30394ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 30405bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30415bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 304276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 304376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 304476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 304576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 30464ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3047f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 304834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3049486590963e2207d68eebd6944fec70d50d41116aChet Haase 3050b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3051b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3052b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3053b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3054107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 30556c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30566c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30585ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30595ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 306009c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenbergervoid OpenGLRenderer::setDrawFilter(SkDrawFilter* filter) { 306109c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger // We should never get here since we apply the draw filter when stashing 306209c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger // the paints in the DisplayList. 306309c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger LOG_ALWAYS_FATAL("OpenGLRenderer does not directly support DrawFilters"); 30645ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30655ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30665ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30676926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30686926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30696926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3070d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 3071ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck Texture* texture = mRenderState.assetAtlas().getEntryTexture(bitmap); 30723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 30763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 30773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 307801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3079d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3080f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 308101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 308201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 308301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 308401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 308501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 308601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 308701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 308801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 308901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 309001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 309176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3092d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 309376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 309401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 30954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 30964063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 309701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 309801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 309976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3100d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 310196a5c4c7bab6718524de7253da8309143ab48befChris Craik setupDrawMesh(nullptr, (GLvoid*) kMeshTextureOffset); 310201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 310396a5c4c7bab6718524de7253da8309143ab48befChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kMeshCount); 310401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 310501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3106f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31070a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3111d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3112d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 31130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3116726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3118211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3119726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3120f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31228b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3124e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3125f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3126f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3127f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3128f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3129f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3130e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3131e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3135e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3136e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3137e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3138e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3143e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3144e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3145e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3146e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3148e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3149726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3150e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3151726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31520a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3156107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3157984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) { 3158107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 3159672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3160672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3161107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawColorRects(rects, count, paint, false, true, true); 3162735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3163735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3164107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawShadow(float casterAlpha, 316505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer* ambientShadowVertexBuffer, const VertexBuffer* spotShadowVertexBuffer) { 3166984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 3167f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 316815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 316965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 3170f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3171f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3172ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3173f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 317414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui // The caller has made sure casterAlpha > 0. 317514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float ambientShadowAlpha = mAmbientShadowAlpha; 317614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertyAmbientShadowStrength >= 0)) { 317714a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui ambientShadowAlpha = mCaches.propertyAmbientShadowStrength; 317814a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 317914a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (ambientShadowVertexBuffer && ambientShadowAlpha > 0) { 318014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * ambientShadowAlpha, 0, 0, 0); 318191a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*ambientShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3182ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3183ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 318414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float spotShadowAlpha = mSpotShadowAlpha; 318514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertySpotShadowStrength >= 0)) { 318614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui spotShadowAlpha = mCaches.propertySpotShadowStrength; 318714a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 318814a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (spotShadowVertexBuffer && spotShadowAlpha > 0) { 318914a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * spotShadowAlpha, 0, 0, 0); 319091a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*spotShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3191ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 31927b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 3193107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty=true; 3194f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3195f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3196107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 319776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 31983b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 3199107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 32003b753829ae858d424fe109f714745379a6daf455Romain Guy } 3201735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 320276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 320376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 3204d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 320576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 320676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 320776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3208672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3209672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3210672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3211672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3212672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3213448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3214672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3215672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32162af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3217672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3218672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3219672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3220672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3221672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32223b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32233b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32243b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32253b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3226672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32273b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32283b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32293b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32303b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3231672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3232672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3233f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3234107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 3235a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3236672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3237672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3238672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3239d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3240d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 324176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 324276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3243672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3244672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3247d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3248d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 324976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3250672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3252d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3253672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3254672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3256672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3257107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 3258672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3259672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3260026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 326176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 326276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3263d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3264d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 3265d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3266d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3267d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 326870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 326915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3270d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3271d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 327276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 327376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 327470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 32754063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 32764063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 3277d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3278d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 327976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 328070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3281c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 328296a5c4c7bab6718524de7253da8309143ab48befChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kMeshCount); 3283c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3284c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 328582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3286d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3287d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 32888164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 3289e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GLvoid* vertices = (GLvoid*) nullptr; 329096a5c4c7bab6718524de7253da8309143ab48befChris Craik GLvoid* texCoords = (GLvoid*) kMeshTextureOffset; 32913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 32933380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 32943380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 32953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 32973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 32983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 33003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3302d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3303d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3304d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 33056620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3306d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33076620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 330876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 330996a5c4c7bab6718524de7253da8309143ab48befChris Craik GL_TRIANGLE_STRIP, kMeshCount, false, true); 33106620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 331167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 331276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 331396a5c4c7bab6718524de7253da8309143ab48befChris Craik texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, kMeshCount); 33143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 33186620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 331985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 332085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3321f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 332276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33236820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33244063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33254063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33268694230ff25fa0a60e480d424843e56b718f0516Romain Guy 332776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 332876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 332976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 333076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 333176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 333270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 333370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 333470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 333576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 333676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 333770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3338886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33394063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3340886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 334186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 334276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 334370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3344db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33456820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 334682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 334782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 334976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 335476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 335576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 335676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 335776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 335876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 33593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 33603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 33613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 336276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 336376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 33643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 33653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 33673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 33683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 336976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 33703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 33713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3372e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, nullptr); 33733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 33743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3375886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 337676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3377886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3379886b275e529e44a59c54b933453d9bc902973178Romain Guy 3380e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik int color = paint != nullptr ? paint->getColor() : 0; 338176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 338276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 338376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 338476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3385886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3386886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3387e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (paint != nullptr) { 3388886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3389886b275e529e44a59c54b933453d9bc902973178Romain Guy } 339076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3391d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 339276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3393886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3394886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3396886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3397886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 339876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3399d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 3400886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3401886b275e529e44a59c54b933453d9bc902973178Romain Guy 3402886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3403886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3404886b275e529e44a59c54b933453d9bc902973178Romain Guy 3405a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3406f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3407deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3408e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (writableSnapshot()->roundRectClipState != nullptr /*&& !mSkipOutlineClip*/) { 3409deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3410deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3411deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3412deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3413deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 341482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3415c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 341682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 341782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 341882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 341982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 342082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 342182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 342233fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34233bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3424a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3425f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3426a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 342744eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().disable(); 342882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 342982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 343082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3431a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 343282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 343344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().enable(mode, swapSrcDst); 343444eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik } else { 343544eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().disable(); 343682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3437bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3438bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3439026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3440ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 344182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 344282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 344382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 344482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 34458ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 34468ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3447e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, 3448e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik SkXfermode::Mode* mode) const { 3449be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 345016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 345116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 345287b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 345316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3454d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3455026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3456026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 345776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 345816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 345916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 346016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 346116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 346216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 346316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3464d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 346516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 346616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 34679d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3468e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3469