OpenGLRenderer.cpp revision 26bf34200e40a0fa8c66366559aa016380cd8c6f
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" 212dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "GammaFontRenderer.h" 22031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik#include "Glop.h" 23031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik#include "GlopBuilder.h" 242dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "Patch.h" 2565cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 2687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 272dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "RenderNode.h" 28031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik#include "renderstate/MeshState.h" 2965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include "renderstate/RenderState.h" 3055bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 31d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include "SkiaShader.h" 32a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 3355bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 342dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "utils/GLUtils.h" 358dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson#include "utils/PaintUtils.h" 3606e7fe5a70409d2050b2b3e1286500f5223099daChris Craik#include "utils/TraceUtils.h" 37e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 3865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <stdlib.h> 3965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <stdint.h> 4065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <sys/types.h> 4165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 4265fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkCanvas.h> 4365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkColor.h> 4465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkShader.h> 4565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <SkTypeface.h> 4665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 4765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <utils/Log.h> 4865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <utils/StopWatch.h> 4965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 5065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <private/hwui/DrawGlInfo.h> 5165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 5265fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik#include <ui/Rect.h> 5365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 5462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 5562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) eventMarkDEBUG(__VA_ARGS__) 5662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#else 5762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) 5862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 5962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 600519c810a56bded1284fcb2ae40f438878c6585fChris Craik#define USE_GLOPS true 610519c810a56bded1284fcb2ae40f438878c6585fChris Craik 62e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 639d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 649d5316e3f56d138504565ff311145ac01621dff4Romain Guy 659d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 66f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 67f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 68f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 693b20251a355c88193c439f928a84ae69483fb488John ReckOpenGLRenderer::OpenGLRenderer(RenderState& renderState) 70984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson : mState(*this) 71058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mCaches(Caches::getInstance()) 72058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mRenderState(renderState) 7365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik , mFrameStarted(false) 74058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mScissorOptimizationDisabled(false) 75284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mSuppressTiling(false) 76284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mFirstFrameAfterResize(true) 77107843de4507b3511006cb9c77b8d0364374385aTom Hudson , mDirty(false) 781aa5d2d7068147ff781cfe911a93f01593a68c79John Reck , mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN}) 79058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mLightRadius(FLT_MIN) 80058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mAmbientShadowAlpha(0) 81058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mSpotShadowAlpha(0) { 82527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 83527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 8416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 85026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 86031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik memcpy(mMeshVertices, kUnitQuadVertices, sizeof(kUnitQuadVertices)); 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 88e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 9029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 9129d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 92e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 93e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 9587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 9687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 9787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 9887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 9987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 10087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 10187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 10287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 10313631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 10413631f3da855f200a151e7837ed9f6b079622b58Romain Guy 105058fc640017c90120c599d378a4cbc55668b05b7Chris Craikvoid OpenGLRenderer::initLight(const Vector3& lightCenter, float lightRadius, 106058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 107058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightCenter = lightCenter; 108058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightRadius = lightRadius; 109058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mAmbientShadowAlpha = ambientShadowAlpha; 110058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mSpotShadowAlpha = spotShadowAlpha; 111058fc640017c90120c599d378a4cbc55668b05b7Chris Craik} 112058fc640017c90120c599d378a4cbc55668b05b7Chris Craik 11313631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 114f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 115f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 116f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 117797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 11835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 11935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 120284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = true; 12135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 12235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 12396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 124c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 125fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 126984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.initializeSaveStack(left, top, right, bottom, mLightCenter); 12796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1285f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 12996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 130ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 131107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::startFrame() { 132107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (mFrameStarted) return; 13396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 13411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 135984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(true); 13696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 13796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 13845e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 139984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.setViewport(mState.getWidth(), mState.getHeight()); 1407d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 14154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 14254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 14354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 144284b24358410cb0200e525a5ba36994090c83f20Chris Craik mSuppressTiling = mCaches.hasRegisteredFunctors() 145284b24358410cb0200e525a5ba36994090c83f20Chris Craik || mFirstFrameAfterResize; 146284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = false; 14754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 148d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 1492b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1507c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 1517c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 152107843de4507b3511006cb9c77b8d0364374385aTom Hudson clear(mTilingClip.left, mTilingClip.top, 15396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 15496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 15596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 156107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::prepareDirty(float left, float top, 15796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 15878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 15996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 16096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 16196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 16296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 16396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 16496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 165d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 16644eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().syncEnabled(); 16796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 16896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 169107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 17096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 1717c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 1727c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 173dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 174dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 175dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 176dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 177117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik if (mCaches.extensions().hasDiscardFramebuffer() && 178984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson left <= 0.0f && top <= 0.0f && right >= mState.getWidth() && bottom >= mState.getHeight()) { 179984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const bool isFbo = onGetTargetFbo() == 0; 180f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 181f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 182f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 183dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 184dcfc836b457a87881da409e1acf251515f121446Romain Guy } 185dcfc836b457a87881da409e1acf251515f121446Romain Guy} 186dcfc836b457a87881da409e1acf251515f121446Romain Guy 187107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 18823d307c8d88f4a3849163b9e5b7cd11d0d4f372cJohn Reck if (!opaque) { 18965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 19065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(left, getViewportHeight() - bottom, right - left, bottom - top); 1916b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 192107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 193107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 194ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 19544b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 19665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().reset(); 197ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 198ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTilingCurrentClip(bool opaque, bool expand) { 20054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 201d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 202d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 20314e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 204d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 205d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 20654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 20833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTiling(*clip, getViewportHeight(), opaque, expand); 209c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 210c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 211c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 21233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque, bool expand) { 213c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 21433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen if(expand) { 21533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 21633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int leftNotZero = (clip.left > 0) ? 1 : 0; 21733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int topNotZero = (windowHeight - clip.bottom > 0) ? 1 : 0; 21833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen 21933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling( 22033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.left - leftNotZero, 22133f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen windowHeight - clip.bottom - topNotZero, 22233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.right - clip.left + leftNotZero + 1, 22333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.bottom - clip.top + topNotZero + 1, 22433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen opaque); 22533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } else { 22633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling(clip.left, windowHeight - clip.bottom, 22752036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 22833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } 2292b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2302b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2312b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2322b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 23354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2342b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2352b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 236107843de4507b3511006cb9c77b8d0364374385aTom Hudsonbool OpenGLRenderer::finish() { 2377c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2382b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2394ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik mTempPaths.clear(); 2404ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik 241ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 242ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 243984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (onGetTargetFbo() == 0) { 244ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 24505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik mCaches.tessellationCache.trim(); 246ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 247ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 24811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 249b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 250e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 251b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 25211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 253c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 254e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 25511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 25611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 25711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 25811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 259c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 26011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 26196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 26296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 263107843de4507b3511006cb9c77b8d0364374385aTom Hudson 264107843de4507b3511006cb9c77b8d0364374385aTom Hudson return reportAndClearDirty(); 265b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 266b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 26735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 2683b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 2693b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(currentSnapshot()->fbo); 2707c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 27135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 27265fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().reset(); 27335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 27435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 27535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 27664bb413a664001c95c8439cf097dc3033f4ed733Andreas Gampevoid OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 277984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 278408eb12631376cbdc96803e918decf6ea804d346Chris Craik 279487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect clip(mState.currentClipRect()); 28080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 28180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 282d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 283d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 284d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 285d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 286d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 287d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 28808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 28908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 29008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 29108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 29208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 29308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 294a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 295a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 296d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 29780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 298984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson bool prevDirtyClip = mState.getDirtyClip(); 29954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 300984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.getDirtyClip()) { 30154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 30254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 30365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (mRenderState.scissor().setEnabled(true) || prevDirtyClip) { 30425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 30525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 30654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 3073b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.invokeFunctor(functor, DrawGlInfo::kModeDraw, &info); 3083b20251a355c88193c439f928a84ae69483fb488John Reck // Scissor may have been modified, reset dirty clip 3093b20251a355c88193c439f928a84ae69483fb488John Reck dirtyClip(); 310cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 311107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 312daf98e941e140e8739458126640183b9f296a2abChet Haase} 313daf98e941e140e8739458126640183b9f296a2abChet Haase 314f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 31587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 31687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 31862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::eventMarkDEBUG(const char* fmt, ...) const { 31962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 32062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik const int BUFFER_SIZE = 256; 32162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_list ap; 32262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik char buf[BUFFER_SIZE]; 32362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 32462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_start(ap, fmt); 32562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 32662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_end(ap); 32762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 32862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik eventMark(buf); 32962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 33062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik} 33162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 33262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 3330f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 3340f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 3350f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 3360f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 33787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 33887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 33987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 34087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 34187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 34287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 34387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 34487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 34587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 3463b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.debugOverdraw(enable, clear); 34787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 34887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 34987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 350984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mCaches.debugOverdraw && onGetTargetFbo() == 0) { 3515f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 35287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 35365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 35465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(clip->left, 35565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mState.firstSnapshot()->getViewportHeight() - clip->bottom, 35665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik clip->right - clip->left, 35765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik clip->bottom - clip->top); 35887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 359627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 36096a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(2); 361627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 362627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 363627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 36496a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(3); 365627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 366627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 367627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 36896a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(4); 369627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 370627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 371627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 37296a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableDebugTest(4, true); 373627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 374627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 37596a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().disable(); 37687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 37787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 37887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 37987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 38011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 38111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 38211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 38311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 384a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (layer->deferredUpdateScheduled && layer->renderer 385a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik && layer->renderNode.get() && layer->renderNode->isRenderable()) { 386405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 3877c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 3887c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 3897c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 3907c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 39111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 39296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 39369e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->render(*this); 39496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 39569e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->defer(*this); 39696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 39711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 39811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 39911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 400d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 40111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 40211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4035bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 40434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 40511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 40611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 40711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 40811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 40911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 41011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 41111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 41211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 41396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 41496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 41596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 41611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 41711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 41896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 41996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 42096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 42196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 42296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 42311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4241206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 4251206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 4260e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck Layer* layer = mLayerUpdates.itemAt(i).get(); 42711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 42811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 42911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 43096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 43196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 432984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.bindFramebuffer(onGetTargetFbo()); 43396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 43496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 43596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 43696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 43796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 43896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 43996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 44096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 44196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 44296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 4431206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 4441206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 44570850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik mLayerUpdates.itemAt(i)->flush(); 44696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 44796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 44896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 449984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.bindFramebuffer(onGetTargetFbo()); 45096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 45111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 45211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 45311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 45411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 45511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 45611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 45702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 45802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 45902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 46002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 46102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 46202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 46302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 46402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 46502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 46611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 46711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 46811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 46911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 470e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 471e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 472e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 473e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 474e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 475e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 476e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 477e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 478e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 479e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 480e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 481405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 48270850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik ATRACE_NAME("Update HW Layers"); 48344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().syncEnabled(); 484405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 485405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 486405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 4875515637540bedd8fc9a1a6e46a4b512dd45520a5John Reck glFinish(); 488405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 489405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 490443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reckvoid OpenGLRenderer::markLayersAsBuildLayers() { 491443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck for (size_t i = 0; i < mLayerUpdates.size(); i++) { 492443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck mLayerUpdates[i]->wasBuildLayered = true; 493443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck } 494443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck} 495443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck 49611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 497f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 498f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 499f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 50014e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 501a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 50214e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 50314e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 504bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 505a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 5063b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 507eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 508eb99356a0548684a501766e6a524529ab93304c8Romain Guy 5092542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 510746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 5118fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 5122542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 5135ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 5147273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 515a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_END(); // SaveLayer 5167273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 51714e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 5187273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 5195ec9924d24495822b589f1a17996655d66273b30Romain Guy } 520d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 5215cbbce535744b89df5ecea95de21ee3733298260Romain Guy 522f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 523bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 524bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 525bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 526bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 5273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 5284ace7305608442ab35ea9aa65a4220df152c187fChris Craik // force matrix/clip isolation for layer 5294ace7305608442ab35ea9aa65a4220df152c187fChris Craik flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag; 5304ace7305608442ab35ea9aa65a4220df152c187fChris Craik 531984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int count = mState.saveSnapshot(flags); 532d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 533984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 5343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 535dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 536d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 537d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 538bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 539bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 540d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 541d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 542d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 543d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 544d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 545d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 546487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (bounds.intersect(mState.currentClipRect())) { 547d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 548d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 549d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 550d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 551d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 552d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 553924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 554924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 555924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 556d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 557d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 558d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 559d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 560d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 561d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 562d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 563d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 564d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 565d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 566d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 567d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 568d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 569d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 570d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 571d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 572d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 573d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 574d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 575408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 576408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 577408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 578408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 579408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 580984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->empty = fboLayer; 581408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 582984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->invisible = writableSnapshot()->invisible || (alpha <= 0 && fboLayer); 583408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 584408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 585408eb12631376cbdc96803e918decf6ea804d346Chris Craik 586d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 587d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 588984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int count = mState.saveSnapshot(flags); 589d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 590984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 591d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 592d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 593d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 594d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 595d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 596d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 597d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 598d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 599d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 600984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 601984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetTransform(-bounds.left, -bounds.top, 0.0f); 602984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetClip(clip.left, clip.top, clip.right, clip.bottom); 603984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->initializeViewport(bounds.getWidth(), bounds.getHeight()); 604e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik writableSnapshot()->roundRectClipState = nullptr; 605d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 606d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 607d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 608d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 609d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 610d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 6111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 6251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 6261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 6286b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 6296b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 6306b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 6316b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 6321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 6341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 6351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 63687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 6371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 6381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 6391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 6411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 6421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 6431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 6441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 6451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 6471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 6481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 6491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 6501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 6511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 6521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 6541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 6551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 65687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 65787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 65887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 65987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 66087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 6611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 662d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 6633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 66407adacf4996c8ca494332ec938786fa15832c722Chris Craik LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 66507adacf4996c8ca494332ec938786fa15832c722Chris Craik LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 666dda570201ac851dd85af3861f7e575721d3345daRomain Guy 667eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 668eb99356a0548684a501766e6a524529ab93304c8Romain Guy 669f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 670d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 6718aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 672d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 673674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 674dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 675dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 676984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) { 677b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 678b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 679dda570201ac851dd85af3861f7e575721d3345daRomain Guy 68044eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 6813b20251a355c88193c439f928a84ae69483fb488John Reck Layer* layer = mCaches.layerCache.get(mRenderState, bounds.getWidth(), bounds.getHeight()); 682f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 683f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 684bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 685bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 686674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 6878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 6889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 6899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 690d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 691a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 6927c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 6933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 694dda570201ac851dd85af3861f7e575721d3345daRomain Guy 6958fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 696984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->flags |= Snapshot::kFlagIsLayer; 697984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->layer = layer; 6981d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 699a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("%ssaveLayer %ux%u", 700a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik fboLayer ? "" : "unclipped ", 701a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik layer->getWidth(), layer->getHeight()); 7027273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 703eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 704e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 705eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 706eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 7079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 708514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 7099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 710b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 711b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 712b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 713b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 714b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 715e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr); 7169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 717514fb18827186591d66973c2362c859b64b63556Romain Guy } 7187b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 719a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 720a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 721a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 722b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 72354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 72451d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik mLayers.push_back(Rect(bounds)); 725ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 726eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 727f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 728d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 729bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 730bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 731e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 732c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 7339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 7345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 735984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->region = &writableSnapshot()->layer->region; 736984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 737984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->fbo = layer->getFbo(); 738984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetTransform(-bounds.left, -bounds.top, 0.0f); 739984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetClip(clip.left, clip.top, clip.right, clip.bottom); 740984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->initializeViewport(bounds.getWidth(), bounds.getHeight()); 741e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik writableSnapshot()->roundRectClipState = nullptr; 7425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7432b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 7447c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 7455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 7463b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(layer->getFbo()); 7479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 7485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 7509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 7510908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 7529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 7535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 7545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 756f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik layer->getTextureId(), 0); 7575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 75833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 75933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTilingCurrentClip(true, true); 7605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 76265fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 76365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 7645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 7655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 7665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 7685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 7703b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(bounds.getWidth(), bounds.getHeight()); 7715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 7725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 7735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 7741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 7761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 77714e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 77814e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 7793762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 7801d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 7811d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 7821d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 78314e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 7848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 78514e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 786eb99356a0548684a501766e6a524529ab93304c8Romain Guy 78739a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 788984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 789e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik &clipRequired, nullptr, false); // safely ignore return, should never be rejected 79065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(mScissorOptimizationDisabled || clipRequired); 79139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 792eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 7932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 7942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 795e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 796e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 7978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 7988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 7998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 800eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 8013b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(restored.fbo); 8027c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8032b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 804d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 805eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 806eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 80876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 80976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 81076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 81176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 81276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 81376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 8145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 8159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 816f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 817f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 81896a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindMeshBuffer(); 8198b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 82044eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 8215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 8235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 824eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 82514e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 8265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 8279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 8289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 829a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 830a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 831a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 832a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 833984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->alpha = 1.0f; 8349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 835a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 836eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 8371d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 838746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 839746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 840eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 841e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik layer->setConvexMask(nullptr); 8428550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 84307adacf4996c8ca494332ec938786fa15832c722Chris Craik LAYER_LOGD("Deleting layer"); 844e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik layer->decStrong(nullptr); 8451d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8461d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 8471d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 848aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 84926bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik if (USE_GLOPS) { 85026bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik bool snap = !layer->getForceFilter() 85126bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik && layer->getWidth() == (uint32_t) rect.getWidth() 85226bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik && layer->getHeight() == (uint32_t) rect.getHeight(); 85326bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik Glop glop; 85426bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 85526bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik aBuilder.setMeshTexturedUvQuad(nullptr, Rect(0, 1, 1, 0)) // TODO: simplify with VBO 85626bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik .setFillTextureLayer(*layer, getLayerAlpha(layer)) 85726bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 85826bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik .setModelViewMapUnitToRectOptionalSnap(snap, rect) 85926bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 86026bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik .build(); 86126bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik } 862aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 86326bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik float alpha = getLayerAlpha(layer); 864aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 8659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 8668f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 8678f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 8688f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 8698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 8708f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 871aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 87276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 87376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 874aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 875aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 87676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 8779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 878f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawTexture(layer->getTextureId()); 8798f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 880f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawExternalTexture(layer->getTextureId()); 8818f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 88226bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik if (currentTransform()->isPureTranslate() 88326bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik && !layer->getForceFilter() 88426bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik && layer->getWidth() == (uint32_t) rect.getWidth() 88526bf34200e40a0fa8c66366559aa016380cd8c6fChris Craik && layer->getHeight() == (uint32_t) rect.getHeight()) { 886d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 887d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 8889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 889d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 8904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 8914063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 8929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 893d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 8944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 8954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 8969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 8979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 8983380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 899aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 900117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kUnitQuadCount); 901aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 902aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 90462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (layer->isTextureLayer()) { 90562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeTextureLayerRect"); 90662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 90762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik drawTextureLayer(layer, rect); 90862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 90962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 91062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeHardwareLayerRect"); 911aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 912aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 913aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 917d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 918ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 919b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 920b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 921b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 924d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 925d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 928d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 930d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 93376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 93476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 93576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 93676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 93776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 93876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 940f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik layer->getTextureId(), &layerPaint, blend, 9413380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 942117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GL_TRIANGLE_STRIP, kUnitQuadCount, swap, swap || simpleTransform); 9435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 944aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 945aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 9465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 94834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 94934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 95034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 95134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 95234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 95334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 954984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 955984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DRAW_COMMAND; \ 956984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (CC_UNLIKELY(mCaches.debugOverdraw && onGetTargetFbo() == 0 && COND)) { \ 957984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 958984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DRAW_COMMAND; \ 959984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 960984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson } \ 96134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 96234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 96334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 96434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 965d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// This class is purely for inspection. It inherits from SkShader, but Skia does not know how to 966d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// use it. The OpenGLRenderer will look at it to find its Layer and whether it is opaque. 967d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass LayerShader : public SkShader { 968d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIpublic: 969d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader(Layer* layer, const SkMatrix* localMatrix) 970d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III : INHERITED(localMatrix) 971d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III , mLayer(layer) { 972d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 973d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 974e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual bool asACustomShader(void** data) const override { 975d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (data) { 976d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III *data = static_cast<void*>(mLayer); 977d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 978d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return true; 979d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 980d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 981e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual bool isOpaque() const override { 982d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return !mLayer->isBlend(); 983d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 984d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 985d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprotected: 98664bb413a664001c95c8439cf097dc3033f4ed733Andreas Gampe virtual void shadeSpan(int x, int y, SkPMColor[], int count) { 987d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be drawn with raster backend."); 988d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 989d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 990e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual void flatten(SkWriteBuffer&) const override { 991d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be flattened."); 992d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 993d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 994e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual Factory getFactory() const override { 995d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be created from a stream."); 996e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik return nullptr; 997d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 998d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprivate: 999d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // Unowned. 1000d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III Layer* mLayer; 1001d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III typedef SkShader INHERITED; 1002d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III}; 1003d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 10045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 10123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 10143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 10153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 10163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 10183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 10193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 10203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 1021d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader layerShader(layer, &shaderMatrix); 1022d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(&layerShader); 10233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 10253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 10263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 10273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 10283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1029e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik paint.setShader(nullptr); 10303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 10313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 10333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10369fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10379fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 103834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 10399fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 104462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeLayerRegion"); 10453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 10463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 10473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 10483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 10493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 10503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 10513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 10523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 10533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 10543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 10573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 10583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 10593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 10605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 10628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 10643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 10653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 10663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 10673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 10685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 10703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 10713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 10723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 10733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 10743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 10753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 10763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 1077f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawTexture(layer->getTextureId()); 10783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 10793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 10803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 10823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 10833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 10843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 10863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 10873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 10883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 10893f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10903f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10923f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 10933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 10943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 10963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 10973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 10983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 10995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 110896a5c4c7bab6718524de7253da8309143ab48befChris Craik if (numQuads >= kMaxNumberOfQuads) { 110934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 1110e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, nullptr)); 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 11135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 11173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 1118e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, nullptr)); 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 11235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 11265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11283a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1129e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 11303a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11313a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11323a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11333a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11343a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11353a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11363a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11373a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11383a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11393a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11403a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11413a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11433a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 11453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 114776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 114876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 11493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 115076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 11513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1153e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 11543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 115576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 11568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 11578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 11598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 11608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 11618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 11628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 11638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 11648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 11658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 11668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 11678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 116876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 11698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 11708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1173f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1176f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1182f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1184f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11851bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 11861bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 11871bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 11881bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1189487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (bounds.intersect(mState.currentClipRect())) { 11901bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 11911bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 11921bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 11931bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 11945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1199448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1200448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1201922d3a7f6f8c1c05a996ee3e91e8cbadfff560c9Chris Craik GLsizei drawCount = MathUtils::min(elementsCount, (GLsizei) kMaxNumberOfQuads * 6); 1202448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12033380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1204e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, nullptr); 1205448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1206448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1207448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1208448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1209448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1210448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1211448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1212448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 121354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 12142bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik const size_t quadCount = mLayers.size(); 12152bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik if (quadCount == 0) return; 121654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1217984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 121862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("clearLayerRegions"); 121954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 122054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 122154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 122254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 122354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 122454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 122554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 122665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik bool scissorChanged = mRenderState.scissor().setEnabled(false); 122754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 12282bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik Vertex mesh[quadCount * 4]; 122954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 123054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 12312bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik for (uint32_t i = 0; i < quadCount; i++) { 123251d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik const Rect& bounds = mLayers[i]; 123354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 123451d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.left, bounds.top); 123551d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.right, bounds.top); 123651d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.left, bounds.bottom); 123751d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik Vertex::set(vertex++, bounds.right, bounds.bottom); 123854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1239e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1240e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1241e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1242e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 124354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 12442bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik if (USE_GLOPS) { 12452bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik Glop glop; 12462bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 12472bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik aBuilder.setMeshIndexedQuads(&mesh[0], quadCount) 12482bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setFillClear() 1249f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), Matrix4::identity(), false) 1250ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik .setModelViewOffsetRect(0, 0, Rect(currentSnapshot()->getClipRect())) 12512bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 12522bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .build(); 12532bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik renderGlop(glop); 12542bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik } else { 12552bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik SkPaint clearPaint; 12562bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 125776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 12582bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDraw(false); 12592bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 12602bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDrawBlending(&clearPaint, true); 12612bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDrawProgram(); 12622bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDrawPureColorUniforms(); 12632bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 12642bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 126554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 12662bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik issueIndexedQuadDraw(&mesh[0], quadCount); 12672bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik } 12688a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 126965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (scissorChanged) mRenderState.scissor().setEnabled(true); 127054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 1271e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 127254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 127354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 127454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1275bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1276c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1277c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1278c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1279ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1280487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Rect& currentClip = mState.currentClipRect(); 1281d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1282c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1283ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1284ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1285ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1286d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 128728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 12885e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 12895e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 12905e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 12915e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1292487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!clippedBounds.intersect(currentClip)) { 1293ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1294ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1295ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 129628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1297a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1298487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!currentClip.contains(state.mBounds)) { 129928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 130028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1301487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 1302487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 1303487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 1304487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 130528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 130628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1307ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1308d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1309d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1310d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1311487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk state.mBounds.set(currentClip); 1312c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1313ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1314ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1315527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1316527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1317487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk state.mClip.set(currentClip); 1318c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1319c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13207273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13217273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1322d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 13237273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1324d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1325deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1326deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1327deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1328c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1329c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1330c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1331527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 133214e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 1333984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->alpha = state.mAlpha; 133414e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1335984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->roundRectClipState = state.mRoundRectClipState; 1336ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1337527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 1338984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(state.mClip.left, state.mClip.top, 133928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1340ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1341ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1342c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1343c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 134428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 134528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 134628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 134728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 134828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 134928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 135028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 135128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 1352e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (clipRect != nullptr) { 1353984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 135428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 1355984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(0, 0, mState.getWidth(), mState.getHeight()); 135628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1357527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 135865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik bool enableScissor = (clipRect != nullptr) || mScissorOptimizationDisabled; 135965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(enableScissor); 1360527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1361527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1362c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1363f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1364f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1365f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1366bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1367487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect clip(mState.currentClipRect()); 1368e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 13698f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 137065fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (mRenderState.scissor().set(clip.left, getViewportHeight() - clip.bottom, 13718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 1372984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(false); 13738a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13749d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 13759d5316e3f56d138504565ff311145ac01621dff4Romain Guy 13768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 13778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 13788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 13798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 13808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1381d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 13828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 13868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 13878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1388c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1389c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1390c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1391c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1392c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 13938d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 1394117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik Stencil::getSmallestStencilFormat(), 1395117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik layer->getWidth(), layer->getHeight()); 13968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1397c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1398f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 13998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1402487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsukstatic void handlePoint(std::vector<Vertex>& rectangleVertices, const Matrix4& transform, 1403487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk float x, float y) { 1404487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Vertex v; 1405487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.x = x; 1406487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.y = y; 1407487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk transform.mapPoint(v.x, v.y); 1408487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk rectangleVertices.push_back(v); 1409487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk} 1410487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1411487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsukstatic void handlePointNoTransform(std::vector<Vertex>& rectangleVertices, float x, float y) { 1412487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Vertex v; 1413487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.x = x; 1414487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk v.y = y; 1415487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk rectangleVertices.push_back(v); 1416487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk} 1417487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1418487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsukvoid OpenGLRenderer::drawRectangleList(const RectangleList& rectangleList) { 14192bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik int quadCount = rectangleList.getTransformedRectanglesCount(); 14202bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik std::vector<Vertex> rectangleVertices(quadCount * 4); 1421487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect scissorBox = rectangleList.calculateBounds(); 1422487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk scissorBox.snapToPixelBoundaries(); 14232bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik for (int i = 0; i < quadCount; ++i) { 1424487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const TransformedRectangle& tr(rectangleList.getTransformedRectangle(i)); 1425487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Matrix4& transform = tr.getTransform(); 1426487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect bounds = tr.getBounds(); 1427487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (transform.rectToRect()) { 1428487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk transform.mapRect(bounds); 1429487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!bounds.intersect(scissorBox)) { 1430487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk bounds.setEmpty(); 1431487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1432487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.left, bounds.top); 1433487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.right, bounds.top); 1434487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.left, bounds.bottom); 1435487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePointNoTransform(rectangleVertices, bounds.right, bounds.bottom); 1436487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1437487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1438487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.left, bounds.top); 1439487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.right, bounds.top); 1440487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.left, bounds.bottom); 1441487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk handlePoint(rectangleVertices, transform, bounds.right, bounds.bottom); 1442487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1443487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1444487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 144565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().set(scissorBox.left, getViewportHeight() - scissorBox.bottom, 1446487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk scissorBox.getWidth(), scissorBox.getHeight()); 1447487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 14482bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik if (USE_GLOPS) { 14492bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik Glop glop; 14502bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 14512bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik aBuilder.setMeshIndexedQuads(&rectangleVertices[0], rectangleVertices.size() / 4) 14522bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setFillBlack() 1453f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), Matrix4::identity(), false) 14542bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setModelViewOffsetRect(0, 0, scissorBox) 14552bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 14562bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .build(); 14572bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik renderGlop(glop); 14582bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik return; 14592bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik } 14602bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik 1461487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const SkPaint* paint = nullptr; 1462487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDraw(); 1463487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawNoTexture(); 1464487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColor(0, 0xff * currentSnapshot()->alpha); 1465487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawShader(getShader(paint)); 1466487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColorFilter(getColorFilter(paint)); 1467487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawBlending(paint); 1468487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawProgram(); 1469487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawDirtyRegionsDisabled(); 1470487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawModelView(kModelViewMode_Translate, false, 1471487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 0.0f, 0.0f, 0.0f, 0.0f, true); 1472487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColorUniforms(getShader(paint)); 1473487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawShaderUniforms(getShader(paint)); 1474487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk setupDrawColorFilterUniforms(getColorFilter(paint)); 1475487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1476487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk issueIndexedQuadDraw(&rectangleVertices[0], rectangleVertices.size() / 4); 1477487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk} 1478487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1481487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (!currentSnapshot()->clipIsSimple()) { 1482487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk int incrementThreshold; 148362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - enabling"); 148462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 1487984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(false); 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1491487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const ClipArea& clipArea = currentSnapshot()->getClipArea(); 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1493487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk bool isRectangleList = clipArea.isRectangleList(); 1494487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (isRectangleList) { 1495487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk incrementThreshold = clipArea.getRectangleList().getTransformedRectanglesCount(); 1496487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1497487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk incrementThreshold = 0; 1498487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 1499487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 150096a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableWrite(incrementThreshold); 1501487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 1502487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // Clean and update the stencil, but first make sure we restrict drawing 15038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 150465fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik bool resetScissor = mRenderState.scissor().setEnabled(true); 15058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 1509487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 151096a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().clear(); 1511deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1512deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1513deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1514deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 151676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 151798d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik paint.setColor(SK_ColorBLACK); 151876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 151976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 1520487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (isRectangleList) { 1521487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk drawRectangleList(clipArea.getRectangleList()); 1522487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } else { 1523487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // NOTE: We could use the region contour path to generate a smaller mesh 1524487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // Since we are using the stencil we could use the red book path 1525487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // drawing technique. It might increase bandwidth usage though. 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1527487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // The last parameter is important: we are not drawing in the color buffer 1528487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // so we don't want to dirty the current layer, if any 1529487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk drawRegionRects(clipArea.getClipRegion(), paint, false); 1530487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk } 153165fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (resetScissor) mRenderState.scissor().setEnabled(false); 1532deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 15338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 153496a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().enableTest(incrementThreshold); 15353ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15373ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 1538487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk // TODO: Implement for rectangle list clip areas 1539487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (mCaches.debugStencilClip == Caches::kStencilShowRegion && 1540487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk !clipArea.isRectangleList()) { 154176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 154276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 1543487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk drawRegionRects(currentSnapshot()->getClipRegion(), paint); 15443ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 154662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - disabling"); 154796a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.stencil().disable(); 15488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1552f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1553f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1554f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1555f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1556f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1557f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1558f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1559d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1560f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15615e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1562f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1563cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1564f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1565f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1566f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1567f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1568cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1569cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1570deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1571deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1572984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.calculateQuickRejectForScissor(left, top, right, bottom, 1573deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1574dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1575dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1576dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1577f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik // not quick rejected, so enable the scissor if clipRequired 157865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(mScissorOptimizationDisabled || clipRequired); 1579f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mSkipOutlineClip = !roundRectClipRequired; 158039a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1581c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1582c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1584735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1585f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 158676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 158776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 158876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 158976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1593735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1594117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craikvoid OpenGLRenderer::renderGlop(const Glop& glop) { 1595117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik if (mState.getDirtyClip()) { 1596117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik if (mRenderState.scissor().isEnabled()) { 1597117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik setScissorFromClip(); 1598117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik } 1599117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik 1600117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik setStencilFromClip(); 1601117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik } 1602117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik mRenderState.render(glop); 16032ab95d780b023152556d9f8659de734ec7b55047Chris Craik 16042ab95d780b023152556d9f8659de734ec7b55047Chris Craik if (!mRenderState.stencil().isWriteEnabled()) { 16052ab95d780b023152556d9f8659de734ec7b55047Chris Craik // TODO: specify more clearly when a draw should dirty the layer. 16062ab95d780b023152556d9f8659de734ec7b55047Chris Craik // is writing to the stencil the only time we should ignore this? 16072ab95d780b023152556d9f8659de734ec7b55047Chris Craik dirtyLayer(glop.bounds.left, glop.bounds.top, glop.bounds.right, glop.bounds.bottom); 16080519c810a56bded1284fcb2ae40f438878c6585fChris Craik mDirty = true; 16092ab95d780b023152556d9f8659de734ec7b55047Chris Craik } 1610117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik} 1611117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik 1612f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 161370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::setupDraw(bool clearLayer) { 1617f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 16188a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 161962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) clearLayerRegions(); 16208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1622984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.getDirtyClip()) { 162365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik if (mRenderState.scissor().isEnabled()) { 1624b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1625b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 162662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 1627adc0d9da8648abfea1035fb1108eceea9fd9b5b1Dohyun Lee setStencilFromClip(); 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16293ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 163370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 16340519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.a = mColor.r = mColor.g = mColor.b = 0.0f; 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 163670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16373ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16383ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16393ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 1640117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik mDescription.hasDebugHighlight = !mCaches.debugOverdraw 1641117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik && mCaches.debugStencilClip == Caches::kStencilShowHighlight 1642117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik && mRenderState.stencil().isTestEnabled(); 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 164570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 164670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 164770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 164870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1650ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1651ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1652ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1653ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1654ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1655ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1656aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1657aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1658aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1659aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 166015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 166196a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().disableTexCoordsVertexArray(); 166215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 166315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 166491a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craikvoid OpenGLRenderer::setupDrawVertexAlpha(bool useShadowAlphaInterp) { 166591a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.hasVertexAlpha = true; 166691a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.useShadowAlphaInterp = useShadowAlphaInterp; 16675b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16685b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16698d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16700519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.a = alpha / 255.0f; 16710519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.r = mColor.a * ((color >> 16) & 0xFF) / 255.0f; 16720519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.g = mColor.a * ((color >> 8) & 0xFF) / 255.0f; 16730519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.b = mColor.a * ((color ) & 0xFF) / 255.0f; 167470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 16750519c810a56bded1284fcb2ae40f438878c6585fChris Craik mSetShaderColor = mDescription.setColorModulate(mColor.a); 167670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 16790519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.a = alpha / 255.0f; 16800519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.r = mColor.a * ((color >> 16) & 0xFF) / 255.0f; 16810519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.g = mColor.a * ((color >> 8) & 0xFF) / 255.0f; 16820519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.b = mColor.a * ((color ) & 0xFF) / 255.0f; 168386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 16840519c810a56bded1284fcb2ae40f438878c6585fChris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColor.r, mColor.g, mColor.b, mColor.a); 168586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 168686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16874121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16884121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16894121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16904121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 16920519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.a = a; 16930519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.r = r; 16940519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.g = g; 16950519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.b = b; 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1697e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1700d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShader(const SkShader* shader) { 1701e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (shader != nullptr) { 1702117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik SkiaShader::describe(&mCaches, mDescription, mCaches.extensions(), *shader); 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 1707e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (filter == nullptr) { 170876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 170976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 171076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 171176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 1712e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (filter->asColorMode(nullptr, &mode)) { 171376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 171476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 1715e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik } else if (filter->asColorMatrix(nullptr)) { 171676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 171770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 171870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1720f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1721f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 17220519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.a = 1.0f; 17230519c810a56bded1284fcb2ae40f438878c6585fChris Craik mColor.r = mColor.g = mColor.b = 0.0f; 172454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1725f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1726f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1727f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 172876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 172976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1730f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1731f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1732f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1733d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // TODO: check shader blending, once we have shader drawing support for layers. 17348dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson bool blend = layer->isBlend() 17358dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || getLayerAlpha(layer) < 1.0f 17360519c810a56bded1284fcb2ae40f438878c6585fChris Craik || (mColorSet && mColor.a < 1.0f) 17378dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::isBlendedColorFilter(layer->getColorFilter()); 1738c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 173970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 174276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1743f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1744f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1745f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 17460519c810a56bded1284fcb2ae40f438878c6585fChris Craik blend |= (mColorSet && mColor.a < 1.0f) 1747031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik || (getShader(paint) && !getShader(paint)->isOpaque()) 1748031888744e24b5c7243ac99ec98b78aff5db1c78Chris Craik || PaintUtils::isBlendedColorFilter(getColorFilter(paint)); 1749c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 17536c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.setProgram(mDescription); 1754deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1755deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1756984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const RoundRectClipState* state = writableSnapshot()->roundRectClipState; 1757af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik const Rect& innerRect = state->innerRect; 17586c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform4f(mCaches.program().getUniform("roundRectInnerRectLTRB"), 1759af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.left, innerRect.top, 1760af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.right, innerRect.bottom); 17616c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniformMatrix4fv(mCaches.program().getUniform("roundRectInvTransform"), 1762deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 17634340c260c002f0cf7bc41571673e57913b5df19fChris Craik 17644340c260c002f0cf7bc41571673e57913b5df19fChris Craik // add half pixel to round out integer rect space to cover pixel centers 17654340c260c002f0cf7bc41571673e57913b5df19fChris Craik float roundedOutRadius = state->radius + 0.5f; 17666c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform1f(mCaches.program().getUniform("roundRectRadius"), 17674340c260c002f0cf7bc41571673e57913b5df19fChris Craik roundedOutRadius); 1768deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 177270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17754063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17764063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1777e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1779e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 178070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17814063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 178286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1783a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 17846c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik 17856c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.program().set(currentSnapshot()->getOrthoMatrix(), 1786e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik mModelViewMatrix, transformMatrix, offset); 1787a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1788a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1789a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1790a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1791a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1792a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 179386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 179470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1796d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawColorUniforms(bool hasShader) { 1797d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if ((mColorSet && !hasShader) || (hasShader && mSetShaderColor)) { 17980519c810a56bded1284fcb2ae40f438878c6585fChris Craik mCaches.program().setColor(mColor); 179970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18035536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 18040519c810a56bded1284fcb2ae40f438878c6585fChris Craik mCaches.program().setColor(mColor); 18055536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18065536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18075536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 1808d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShaderUniforms(const SkShader* shader, bool ignoreTransform) { 1809e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (shader == nullptr) { 1810d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return; 1811d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1812d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1813d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (ignoreTransform) { 1814d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 1815d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // because it was built into modelView / the geometry, and the description needs to 1816d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // compensate. 1817d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mat4 modelViewWithoutTransform; 1818d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.loadInverse(*currentTransform()); 1819d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.multiply(mModelViewMatrix); 1820d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mModelViewMatrix.load(modelViewWithoutTransform); 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1822d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1823117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik SkiaShader::setupProgram(&mCaches, mModelViewMatrix, &mTextureUnit, 1824117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik mCaches.extensions(), *shader); 182570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 182776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 1828e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (nullptr == filter) { 182976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 183076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 183176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 183276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 183376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 183476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 183576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 183676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 183776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 183876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 183976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 18406c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform4f(mCaches.program().getUniform("colorBlend"), r, g, b, a); 184176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 184276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 184376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 184476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 184576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 184676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 184776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 184876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 184976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 185076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 185176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 185276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 185376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 185476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 185576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 185676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 185776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 185876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 185976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 186076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 18616c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniformMatrix4fv(mCaches.program().getUniform("colorMatrix"), 1, 186276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 18636c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniform4fv(mCaches.program().getUniform("colorMatrixVector"), 1, colorVector); 186476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 186570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 186676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 186776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 186870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18704121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18716c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mCaches.fontRenderer->setupProgram(mDescription, mCaches.program()); 18724121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18734121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 187470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 187596a5c4c7bab6718524de7253da8309143ab48befChris Craik bool force = mRenderState.meshState().bindMeshBuffer(); 18766c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, nullptr); 187796a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 187870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 188070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 188144eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik if (texture) mCaches.textureState().bindTexture(texture); 18822d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 188396a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().enableTexCoordsVertexArray(); 188470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1886aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 188744eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().bindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 18882d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 188996a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().enableTexCoordsVertexArray(); 1890aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1891aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18928f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18938f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18948f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18958f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18968f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 18976c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik glUniformMatrix4fv(mCaches.program().getUniform("mainTextureTransform"), 1, 1898aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1899aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1900aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1901564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1902564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1903f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 190596a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().bindMeshBuffer(vbo); 190670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 190796a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().unbindMeshBuffer(); 190870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1909d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 19106c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices); 19116c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik if (mCaches.program().texCoords >= 0) { 19126c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindTexCoordsVertexPointer(force, texCoords); 191315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 191415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 191596a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 191615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 191715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1918564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1919564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 192096a5c4c7bab6718524de7253da8309143ab48befChris Craik bool force = mRenderState.meshState().unbindMeshBuffer(); 1921ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1922ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 19236c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices, stride); 19246c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik if (mCaches.program().texCoords >= 0) { 19256c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindTexCoordsVertexPointer(force, texCoords, stride); 1926ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 19276c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik int slot = mCaches.program().getAttrib("colors"); 1928ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1929ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1930ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1931ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1932ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 193396a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 1934ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1935ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1936564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1937564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 19383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 194196a5c4c7bab6718524de7253da8309143ab48befChris Craik // use the default VBO found in RenderState 19423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 194396a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().bindMeshBuffer(vbo); 19443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 194596a5c4c7bab6718524de7253da8309143ab48befChris Craik force = mRenderState.meshState().unbindMeshBuffer(); 19463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 194796a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().bindQuadIndicesBuffer(); 19483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 19496c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices); 19506c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik if (mCaches.program().texCoords >= 0) { 19516c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindTexCoordsVertexPointer(force, texCoords); 19528d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 195370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 195470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1955448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 195696a5c4c7bab6718524de7253da8309143ab48befChris Craik bool force = mRenderState.meshState().unbindMeshBuffer(); 195796a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().bindQuadIndicesBuffer(); 19586c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(force, vertices, kVertexStride); 19595b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19605b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 196170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1962f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1963f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1964f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1965107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRenderNode(RenderNode* renderNode, Rect& dirty, int32_t replayFlags) { 19660fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19670fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 1968a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (renderNode && renderNode->isRenderable()) { 1969f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1970a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->computeOrdering(); 1971d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 1972107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 1973ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1974a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->replay(replayStruct, 0); 1975107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 1976c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1977c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1978ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik // Don't avoid overdraw when visualizing, since that makes it harder to 1979ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik // debug where it's coming from, and when the problem occurs. 1980ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw; 1981487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk DeferredDisplayList deferredList(mState.currentClipRect(), avoidOverdraw); 1982ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1983a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->defer(deferStruct, 0); 198496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 198596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 1986107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 198796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1988107843de4507b3511006cb9c77b8d0364374385aTom Hudson deferredList.flush(*this, dirty); 1989107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 1990107843de4507b3511006cb9c77b8d0364374385aTom Hudson // Even if there is no drawing command(Ex: invisible), 1991107843de4507b3511006cb9c77b8d0364374385aTom Hudson // it still needs startFrame to clear buffer and start tiling. 1992107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 19930fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19940fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19950fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 19960519c810a56bded1284fcb2ae40f438878c6585fChris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, const SkPaint* paint) { 19970519c810a56bded1284fcb2ae40f438878c6585fChris Craik float x = 0; 19980519c810a56bded1284fcb2ae40f438878c6585fChris Craik float y = 0; 1999a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2000886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2001886b275e529e44a59c54b933453d9bc902973178Romain Guy 2002a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 2003d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 20040519c810a56bded1284fcb2ae40f438878c6585fChris Craik x = (int) floorf(currentTransform()->getTranslateX() + 0.5f); 20050519c810a56bded1284fcb2ae40f438878c6585fChris Craik y = (int) floorf(currentTransform()->getTranslateY() + 0.5f); 2006a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2007a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2008886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2009886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 20100519c810a56bded1284fcb2ae40f438878c6585fChris Craik texture->setFilter(PaintUtils::getFilter(paint), true); 20115b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2012e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2015886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 201696a5c4c7bab6718524de7253da8309143ab48befChris Craik paint, (GLvoid*) nullptr, (GLvoid*) kMeshTextureOffset, 2017117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GL_TRIANGLE_STRIP, kUnitQuadCount, ignoreTransform); 2018a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2019a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 202003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 202103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 202203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 202303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 202403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2025107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2026d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 2027d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 202844eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 202955b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2030107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 20313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2032527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2033527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2034527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 20350519c810a56bded1284fcb2ae40f438878c6585fChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : PaintUtils::getFilter(paint), true); 2036527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2037527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2038527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 20391103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2040527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 204176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 20424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 20434063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2044527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2045527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 204676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 20474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 20484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2049527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2050527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2051107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2052527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2053527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2054107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkPaint* paint) { 2055796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2056107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 20576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 205944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 20603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2061107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 206222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 206322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2064f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik if (USE_GLOPS) { 2065f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik bool isAlpha8Texture = bitmap->colorType() == kAlpha_8_SkColorType; 2066f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik Glop glop; 2067f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 2068f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik aBuilder.setMeshTexturedUnitQuad(texture->uvMapper) 2069f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setFillTexturePaint(*texture, isAlpha8Texture, paint, currentSnapshot()->alpha) 2070f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 2071f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setModelViewMapUnitToRectSnap(Rect(0, 0, texture->width, texture->height)) 2072f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 2073f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .build(); 2074f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik renderGlop(glop); 2075f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik return; 2076f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik } 2077f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik 20781103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 20790519c810a56bded1284fcb2ae40f438878c6585fChris Craik drawAlphaBitmap(texture, paint); 2080a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 20810519c810a56bded1284fcb2ae40f438878c6585fChris Craik drawTextureRect(texture, paint); 2082886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2083486590963e2207d68eebd6944fec70d50d41116aChet Haase 2084107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2085e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2086e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2087107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2088d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2089984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!vertices || mState.currentlyIgnored()) { 2090107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 20915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2093b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2094b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2095b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2096b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2097b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2098ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik const uint32_t elementCount = meshWidth * meshHeight * 6; 2099b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2100ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik std::unique_ptr<ColorTextureVertex[]> mesh(new ColorTextureVertex[elementCount]); 210151d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik ColorTextureVertex* vertex = &mesh[0]; 2102ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 210351d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::unique_ptr<int[]> tempColors; 2104ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2105ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 210651d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik tempColors.reset(new int[colorsCount]); 210751d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik memset(tempColors.get(), 0xff, colorsCount * sizeof(int)); 210851d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik colors = tempColors.get(); 2109ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2110a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2111ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck Texture* texture = mRenderState.assetAtlas().getEntryTexture(bitmap); 21123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21155a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21165a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21175a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21185a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21195a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21205a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21215a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21225a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21255a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21265a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21275a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21285a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21325a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21335a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2135ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2136ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21375a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2140ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2141b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2142a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2143a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2144a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2145a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21465a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21475a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2149f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2150107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2151a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2152a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 2156107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 21573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2159a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2160a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2161ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik if (USE_GLOPS) { 2162ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik /* 2163ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik * TODO: handle alpha_8 textures correctly by applying paint color, but *not* 2164ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik * shader in that case to mimic the behavior in SkiaCanvas::drawBitmapMesh. 2165ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik */ 2166ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik bool isAlpha8Texture = false; 2167ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik Glop glop; 2168ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 2169ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik aBuilder.setMeshColoredTexturedMesh(mesh.get(), elementCount) 2170ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik .setFillTexturePaint(*texture, isAlpha8Texture, paint, currentSnapshot()->alpha) 2171ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 2172ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik .setModelViewOffsetRect(0, 0, Rect(left, top, right, bottom)) 2173ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 2174ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik .build(); 2175ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik renderGlop(glop); 2176ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik return; 2177ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik } 2178ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik 2179ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik mCaches.textureState().activateTexture(0); 2180a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 21810519c810a56bded1284fcb2ae40f438878c6585fChris Craik texture->setFilter(PaintUtils::getFilter(paint), true); 2182a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2183a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2184a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2185a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2186a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2187ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2188ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2189b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2190ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik float a = alpha / 255.0f; 2191ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2192ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2193ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 219476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 219576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2196ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2197ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2198117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 0, 0, 0, 0); 2199ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2200ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 220176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 22023380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2203ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2204ef2507439c08f4e9c4c9bba1c6243ca9df2ee827Chris Craik glDrawArrays(GL_TRIANGLES, 0, elementCount); 2205ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 22066c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik int slot = mCaches.program().getAttrib("colors"); 2207ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2208ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2209ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2210ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2211107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 22125a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22135a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 221414100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craikvoid OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, Rect src, Rect dst, const SkPaint* paint) { 221514100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik if (quickRejectSetupScissor(dst)) { 2216107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 22176926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 22193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2220107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 222122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22228ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 222314100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik if (USE_GLOPS) { 222414100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik Rect uv(fmax(0.0f, src.left / texture->width), 222514100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik fmax(0.0f, src.top / texture->height), 222614100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik fmin(1.0f, src.right / texture->width), 222714100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik fmin(1.0f, src.bottom / texture->height)); 222814100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik 222914100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik bool isAlpha8Texture = bitmap->colorType() == kAlpha_8_SkColorType; 223014100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik Glop glop; 223114100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 223214100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik aBuilder.setMeshTexturedUvQuad(texture->uvMapper, uv) 223314100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik .setFillTexturePaint(*texture, isAlpha8Texture, paint, currentSnapshot()->alpha) 223414100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 223514100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik .setModelViewMapUnitToRectSnap(dst) 223614100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 223714100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik .build(); 223814100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik renderGlop(glop); 223914100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik return; 224014100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik } 224114100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik 224214100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik mCaches.textureState().activateTexture(0); 224314100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik 22448ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22458ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2246c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 224714100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float u1 = fmax(0.0f, src.left / width); 224814100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float v1 = fmax(0.0f, src.top / height); 224914100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float u2 = fmin(1.0f, src.right / width); 225014100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float v2 = fmin(1.0f, src.bottom / height); 22513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2253c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 225496a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindMeshBuffer(); 22558ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22568ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2257d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2258d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 225914100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float scaleX = (dst.right - dst.left) / (src.right - src.left); 226014100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float scaleY = (dst.bottom - dst.top) / (src.bottom - src.top); 22616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2262886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2263886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2264b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 226514100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 226614100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float x = (int) floorf(dst.left + currentTransform()->getTranslateX() + 0.5f); 226714100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik float y = (int) floorf(dst.top + currentTransform()->getTranslateY() + 0.5f); 2268886b275e529e44a59c54b933453d9bc902973178Romain Guy 226914100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik dst.right = x + (dst.right - dst.left); 227014100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik dst.bottom = y + (dst.bottom - dst.top); 2271886b275e529e44a59c54b933453d9bc902973178Romain Guy 227214100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik dst.left = x; 227314100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik dst.top = y; 2274886b275e529e44a59c54b933453d9bc902973178Romain Guy 22750519c810a56bded1284fcb2ae40f438878c6585fChris Craik texture->setFilter(scaled ? PaintUtils::getFilter(paint) : GL_NEAREST, true); 2276886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 22780519c810a56bded1284fcb2ae40f438878c6585fChris Craik texture->setFilter(PaintUtils::getFilter(paint), true); 2279886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2280886b275e529e44a59c54b933453d9bc902973178Romain Guy 22811103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 228214100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik drawAlpha8TextureMesh(dst.left, dst.top, dst.right, dst.bottom, 228376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22843380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2285117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GL_TRIANGLE_STRIP, kUnitQuadCount, ignoreTransform); 2286886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 228714100ac9f8efc1a2407e3f5a5c8b2532a49585dbChris Craik drawTextureMesh(dst.left, dst.top, dst.right, dst.bottom, 228876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22893380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2290117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GL_TRIANGLE_STRIP, kUnitQuadCount, false, ignoreTransform); 2291886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2292886b275e529e44a59c54b933453d9bc902973178Romain Guy 22938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2294486590963e2207d68eebd6944fec70d50d41116aChet Haase 2295107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2296ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2297ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2298107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2299d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2300f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2301107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 23024c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23034c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 2304ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck AssetAtlas::Entry* entry = mRenderState.assetAtlas().getEntry(bitmap); 23054c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23064c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23074c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 2308107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2309be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2310be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2311107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2312d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2313d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2314f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2315107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 23166926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23176926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2318211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 231944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2320a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2321107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 2322a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2324a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2325a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2326a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2327d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 23285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23298168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2330d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2331d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 23325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23348ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2335211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2336c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2337c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2338c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2340c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2341d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23426620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2347211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2348d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2349d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23506620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23534063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23566620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 235776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 235876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23594063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2361054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2362486590963e2207d68eebd6944fec70d50d41116aChet Haase 2363107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2364f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2365f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 236603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 236703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 236803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 236903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 237003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2371107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2372d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 237344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 237403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2375107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 237603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 237703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 237803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 237903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 238003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 238176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 238276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 238403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2385107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 238603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 238703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2388107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawVertexBuffer(float translateX, float translateY, 2389bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const VertexBuffer& vertexBuffer, const SkPaint* paint, int displayFlags) { 23904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23916d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2392bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 2393107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2394bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2395bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 2396922d3a7f6f8c1c05a996ee3e91e8cbadfff560c9Chris Craik if (USE_GLOPS) { 2397117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik Glop glop; 2398117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 2399117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik bool fudgeOffset = displayFlags & kVertexBuffer_Offset; 2400117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik bool shadowInterp = displayFlags & kVertexBuffer_ShadowInterp; 2401117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik aBuilder.setMeshVertexBuffer(vertexBuffer, shadowInterp) 24020519c810a56bded1284fcb2ae40f438878c6585fChris Craik .setFillPaint(*paint, currentSnapshot()->alpha) 2403f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), fudgeOffset) 2404117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik .setModelViewOffsetRect(translateX, translateY, vertexBuffer.getBounds()) 24050519c810a56bded1284fcb2ae40f438878c6585fChris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 2406117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik .build(); 2407117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik renderGlop(glop); 2408117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik return; 2409117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik } 2410117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik 2411117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik const VertexBuffer::MeshFeatureFlags meshFeatureFlags = vertexBuffer.getMeshFeatureFlags(); 24120d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik Rect bounds(vertexBuffer.getBounds()); 24130d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik bounds.translate(translateX, translateY); 241405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik dirtyLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, *currentTransform()); 241505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 241665cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 2417117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik bool isAA = meshFeatureFlags & VertexBuffer::kAlpha; 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik 2419710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2420710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 242191a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik if (isAA) setupDrawVertexAlpha((displayFlags & kVertexBuffer_ShadowInterp)); 2422117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 242376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2424d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 242576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2426710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 2427bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik setupDrawModelView(kModelViewMode_Translate, (displayFlags & kVertexBuffer_Offset), 2428bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik translateX, translateY, 0, 0); 2429d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 243076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2431d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2432858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 243355bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 243496a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindMeshBuffer(); 24356c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik mRenderState.meshState().bindPositionVertexPointer(true, vertices, 24366c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik isAA ? kAlphaVertexStride : kVertexStride); 243796a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().resetTexCoordsVertexPointer(); 243863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 2439710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2440710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 244196a5c4c7bab6718524de7253da8309143ab48befChris Craik void* alphaCoords = ((GLbyte*) vertices) + kVertexAlphaOffset; 24426c15ffa196fc9b7724c189d833c3435d8db12266Chris Craik alphaSlot = mCaches.program().getAttrib("vtxAlpha"); 2443710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24446ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 244596a5c4c7bab6718524de7253da8309143ab48befChris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, kAlphaVertexStride, alphaCoords); 2446710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24476ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2448117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik if (meshFeatureFlags & VertexBuffer::kIndices) { 244996a5c4c7bab6718524de7253da8309143ab48befChris Craik mRenderState.meshState().unbindIndicesBuffer(); 2450e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(GL_TRIANGLE_STRIP, vertexBuffer.getIndexCount(), 2451e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GL_UNSIGNED_SHORT, vertexBuffer.getIndices()); 2452117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik } else { 2453117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik mRenderState.meshState().unbindIndicesBuffer(); 2454117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 245563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 24567b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2457710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24586ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 245904299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 246065cd612face362d054a85d0f7e5881c59cd523beChris Craik 2461107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2462858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2463858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2464858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 246565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 246665cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 246765cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 246865cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 246965cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 247065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 247165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 247299ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2473107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 247465cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 247565cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2476d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 2477107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(vertexBuffer, paint); 247865cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24797b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 248065cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 248165cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 248265cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 248465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 248665cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 248765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 248865cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 248965cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 249065cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2491107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2492984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() || count < 4) return; 24937b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 249465cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24957b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 249665cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 249705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), buffer); 249805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 2499d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 250005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2501107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2502d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2503d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2504bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2505107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(buffer, paint, displayFlags); 25065b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25075b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2508107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2509984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() || count < 2) return; 2510ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25116d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25127b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25136d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 251405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), buffer); 25157b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 251705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2518107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2519ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2520ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2521bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2522107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(buffer, paint, displayFlags); 2523107843de4507b3511006cb9c77b8d0364374385aTom Hudson 2524107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2525ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2526ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2527107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2528e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2529984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 2530e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2531487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk Rect clip(mState.currentClipRect()); 2532ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 253370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 253476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 253576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 253676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 253776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 253876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2539486590963e2207d68eebd6944fec70d50d41116aChet Haase 2540107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2541c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25429d5316e3f56d138504565ff311145ac01621dff4Romain Guy 254330036092b40badecbe64d9c2bff4850132147f78Chris Craikvoid OpenGLRenderer::drawShape(float left, float top, PathTexture* texture, 2544d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2545107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 254601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 254701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 254801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 254901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 255001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 255101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2552486590963e2207d68eebd6944fec70d50d41116aChet Haase 2553107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 255401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 255501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2556107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2557d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2558984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2559947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 25608dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2561107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2562710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 256301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2564e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr) { 256544eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 256630036092b40badecbe64d9c2bff4850132147f78Chris Craik PathTexture* texture = mCaches.pathCache.getRoundRect( 2567710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2568107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2569107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2570107843de4507b3511006cb9c77b8d0364374385aTom Hudson const VertexBuffer* vertexBuffer = mCaches.tessellationCache.getRoundRect( 2571107843de4507b3511006cb9c77b8d0364374385aTom Hudson *currentTransform(), *p, right - left, bottom - top, rx, ry); 2572107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(left, top, *vertexBuffer, p); 2573710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2574c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 257501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2576107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2577984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2578947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(x - radius, y - radius, x + radius, y + radius, p) 25798dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2580107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2581710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2582e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr) { 258344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 258430036092b40badecbe64d9c2bff4850132147f78Chris Craik PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2585107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(x - radius, y - radius, texture, p); 2586cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2587107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2588107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2589107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2590107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2591107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addCircle(x, y, radius); 2592107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2593107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2594cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2595c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 259601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2597107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2598d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2599984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2600947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 26018dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2602107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2603710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 260401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2605e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr) { 260644eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 260730036092b40badecbe64d9c2bff4850132147f78Chris Craik PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2608107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2609107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2610107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2611107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2612107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2613107843de4507b3511006cb9c77b8d0364374385aTom Hudson rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2614107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2615107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addOval(rect); 2616107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2617cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2618c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2619c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2620107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2621d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2622984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2623947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 26248dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2625107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2626780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26278b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2628780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 2629e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != nullptr || useCenter) { 263044eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 263130036092b40badecbe64d9c2bff4850132147f78Chris Craik PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2632780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2633107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2634107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2635780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2636780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2637780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2638780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2639780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2640780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2641780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2642780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2643780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2644780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2645780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2646780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2647780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2648780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2649107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 26508b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26518b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2652cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2653cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2654cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2655107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2656d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2657984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2658947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 26598dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson || PaintUtils::paintWillNotDraw(*p)) { 2660107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 26616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2663710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2664cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2665e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (p->getPathEffect() != nullptr || p->getStrokeJoin() != SkPaint::kMiter_Join || 2666cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 266744eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 266830036092b40badecbe64d9c2bff4850132147f78Chris Craik PathTexture* texture = 2669c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2670107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2671107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2672107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2673107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2674107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2675107843de4507b3511006cb9c77b8d0364374385aTom Hudson rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2676107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2677107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addRect(rect); 2678107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2679cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2680107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2681107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2682107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2683107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addRect(left, top, right, bottom); 2684107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2685107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2686107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawColorRect(left, top, right, bottom, p); 2687cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2688107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2689cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2690858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2691c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26929d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2693d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2694d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 269576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 269644eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 2697416a847633680d94efb926837efdc18726d54918Raph Levien 2698c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2699c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2700c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2701c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2702c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2703416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2704416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2705416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 27062bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik ShadowTexture* texture = mCaches.dropShadowCache.get( 2707c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2708cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2709cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 27102bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik if (!texture) return; 27112bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik const AutoTexture autoCleanup(texture); 2712416a847633680d94efb926837efdc18726d54918Raph Levien 27132bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik const float sx = x - texture->left + textShadow.dx; 27142bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik const float sy = y - texture->top + textShadow.dy; 2715416a847633680d94efb926837efdc18726d54918Raph Levien 27162bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik if (USE_GLOPS) { 27172bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik Glop glop; 27182bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 2719f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik aBuilder.setMeshTexturedUnitQuad(nullptr) 27202bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setFillShadowTexturePaint(*texture, textShadow.color, *paint, currentSnapshot()->alpha) 2721f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 27222bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setModelViewMapUnitToRect(Rect(sx, sy, sx + texture->width, sy + texture->height)) 27232bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 27242bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik .build(); 27252bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik renderGlop(glop); 27262bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik return; 27272bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik } 27282bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik 27292bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * currentSnapshot()->alpha; 2730d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 2731c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2732416a847633680d94efb926837efdc18726d54918Raph Levien } 2733416a847633680d94efb926837efdc18726d54918Raph Levien 2734416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2735416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2736c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 273776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2738d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 273976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2740416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 27414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 27422bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik sx, sy, sx + texture->width, sy + texture->height); 27432bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik setupDrawTexture(texture->id); 2744416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 274576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2746d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 274796a5c4c7bab6718524de7253da8309143ab48befChris Craik setupDrawMesh(nullptr, (GLvoid*) kMeshTextureOffset); 2748416a847633680d94efb926837efdc18726d54918Raph Levien 2749117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kUnitQuadCount); 2750416a847633680d94efb926837efdc18726d54918Raph Levien} 2751416a847633680d94efb926837efdc18726d54918Raph Levien 2752768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2753984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * currentSnapshot()->alpha; 27548dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson return MathUtils::isZero(alpha) 27558dfaa4904205772cdceee63ef3989bcdedf1a914Tom Hudson && PaintUtils::getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2756768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2757768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2758107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2759d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2760e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (text == nullptr || count == 0 || mState.currentlyIgnored() || canSkipText(paint)) { 2761107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2762eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2763eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2764671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2765d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2766107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2767671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2768671d6cf460531825a321edb200523d0faa7792c9Romain Guy 276965fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 277039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2771671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2772671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2773d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2774671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2775d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2776d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2777671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2778671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2779b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 278059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2781671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2782671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2783671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2784671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2785671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2786c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2787e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 278876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2789416a847633680d94efb926837efdc18726d54918Raph Levien } 2790416a847633680d94efb926837efdc18726d54918Raph Levien 2791671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2792d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2793671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2794671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2795671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2796257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2797671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2798487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Rect& clip(pureTranslate ? writableSnapshot()->getClipRect() : writableSnapshot()->getLocalClip()); 2799671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2800671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2801211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2802671d6cf460531825a321edb200523d0faa7792c9Romain Guy 28031e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2804487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk if (fontRenderer.renderPosText(paint, &clip, text, 0, bytesCount, count, x, y, 2805e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik positions, hasActiveLayer ? &bounds : nullptr, &functor)) { 2806671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2807671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2808d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2809671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2810671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2811671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2812671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2813486590963e2207d68eebd6944fec70d50d41116aChet Haase 2814107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2815eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2816eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 281759744b79ec302000802cd56d30a1bf70f0183c80Chris Craikbool OpenGLRenderer::findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const { 2818624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 281959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 282059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return false; 282159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } else if (CC_UNLIKELY(transform.isPerspective())) { 282259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 282359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return true; 282459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } 282559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 282659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik /** 2827a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * Input is a non-perspective, scaling transform. Generate a scale-only transform, 2828a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * with values rounded to the nearest int. 282959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik */ 283059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float sx, sy; 283159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik transform.decomposeScale(sx, sy); 2832a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik outMatrix->setScale( 2833a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sx)), 2834a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sy))); 2835a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik return true; 2836624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2837624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2838984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonint OpenGLRenderer::getSaveCount() const { 2839984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.getSaveCount(); 2840984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2841984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2842984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonint OpenGLRenderer::save(int flags) { 2843984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.save(flags); 2844984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2845984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2846984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::restore() { 2847984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.restore(); 2848984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2849984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2850984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::restoreToCount(int saveCount) { 2851984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.restoreToCount(saveCount); 2852984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2853984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2854984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::translate(float dx, float dy, float dz) { 2855984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.translate(dx, dy, dz); 2856984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2857984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2858984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::rotate(float degrees) { 2859984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.rotate(degrees); 2860984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2861984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2862984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::scale(float sx, float sy) { 2863984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.scale(sx, sy); 2864984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2865984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2866984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::skew(float sx, float sy) { 2867984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.skew(sx, sy); 2868984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2869984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2870984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setMatrix(const Matrix4& matrix) { 2871984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setMatrix(matrix); 2872984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2873984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2874984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::concatMatrix(const Matrix4& matrix) { 2875984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.concatMatrix(matrix); 2876984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2877984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2878984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 2879984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipRect(left, top, right, bottom, op); 2880984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2881984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2882984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipPath(const SkPath* path, SkRegion::Op op) { 2883984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipPath(path, op); 2884984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2885984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2886984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipRegion(const SkRegion* region, SkRegion::Op op) { 2887984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipRegion(region, op); 2888984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2889984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2890984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setClippingOutline(LinearAllocator& allocator, const Outline* outline) { 2891984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setClippingOutline(allocator, outline); 2892984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2893984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2894984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setClippingRoundRect(LinearAllocator& allocator, 2895984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect& rect, float radius, bool highPriority) { 2896984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setClippingRoundRect(allocator, rect, radius, highPriority); 2897984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2898984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2899107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2900d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2901527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2902527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 290303ae272459869b854e5db252fc81a64a516e111fChris Craik if (drawOpMode == DrawOpMode::kImmediate) { 290428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 290528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2906e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (text == nullptr || count == 0 || mState.currentlyIgnored() || canSkipText(paint) || 2907f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 2908107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 290928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2910cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2911cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 29123a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 29133a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2914624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2915d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2916624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2917c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2918211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2919624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2920624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 29216620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 29226620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 292386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 292486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 292586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29269d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2927c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2928c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2929c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 293059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2931c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 293276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 29331e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29341e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 293519d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 293619d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2937624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2938624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2939624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2940624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2941624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2942624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2943624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2944624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2945624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2946624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2947624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 294859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik SkMatrix fontTransform; 294959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool linearFilter = findBestFontTransform(transform, &fontTransform) 295059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(y - (int) y) > 0.0f 295159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(x - (int) x) > 0.0f; 29523b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2953257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 295406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2955624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2956487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk const Rect* clip = !pureTranslate ? nullptr : &mState.currentClipRect(); 295741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2959996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 29601e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2961527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2962527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 296303ae272459869b854e5db252fc81a64a516e111fChris Craik bool forceFinish = (drawOpMode != DrawOpMode::kDefer); 2964a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29658b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29668b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29678b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2968e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik positions, hasActiveLayer ? &layerBounds : nullptr, &functor, forceFinish); 2969996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29708b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2971e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik positions, hasActiveLayer ? &layerBounds : nullptr, &functor, forceFinish); 2972996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29734ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 297403ae272459869b854e5db252fc81a64a516e111fChris Craik if ((status || drawOpMode != DrawOpMode::kImmediate) && hasActiveLayer) { 2975624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 297641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2977a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 297841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 29795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2980694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2981e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2982486590963e2207d68eebd6944fec70d50d41116aChet Haase 2983107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2984694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2985694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2986107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2987d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2988e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (text == nullptr || count == 0 || mState.currentlyIgnored() || canSkipText(paint)) { 2989107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 299003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 299103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 299239a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 299365fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 299439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2995b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 299659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2997257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 299803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 299903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 300003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 300103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 30021e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 30039777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 3004984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect* clip = &writableSnapshot()->getLocalClip(); 30059777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 300603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30079777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30089777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30099777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 3010e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik hOffset, vOffset, hasActiveLayer ? &bounds : nullptr, &functor)) { 30119777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 3012d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 30139777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30149777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30159777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3016486590963e2207d68eebd6944fec70d50d41116aChet Haase 3017107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 3018325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3019325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3020107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 3021984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 3022dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 302344eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 30247fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 302530036092b40badecbe64d9c2bff4850132147f78Chris Craik PathTexture* texture = mCaches.pathCache.get(path, paint); 3026107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 302722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30287fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30298b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30308b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30318b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 303201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3033107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 30347fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30357fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3036107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 303735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3038107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 30396c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30406c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3041e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik mat4* transform = nullptr; 3042b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3043b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3044b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 30453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 304614e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 3047b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3048b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3049b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 305039a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 3051e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik const bool rejected = mState.calculateQuickRejectForScissor( 3052e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 3053e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik &clipRequired, nullptr, false); 30544ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 305535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3056b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3057b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3058b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3059107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 306035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 306135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 306262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("drawLayer," RECT_STRING ", clipRequired %d", x, y, 306362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), clipRequired); 306462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 30655bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30662bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 306765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(mScissorOptimizationDisabled || clipRequired); 306844eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mCaches.textureState().activateTexture(0); 30696c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3070211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3071c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 307234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 307334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3074c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 3075f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik if (USE_GLOPS) { 3076f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik Glop glop; 3077f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 3078f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik aBuilder.setMeshTexturedIndexedQuads(layer->mesh, layer->meshElementCount) 3079f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setFillLayer(layer->getTexture(), layer->getColorFilter(), getLayerAlpha(layer), layer->getMode()) 3080f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 3081f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setModelViewOffsetRectSnap(x, y, Rect(0, 0, layer->layer.getWidth(), layer->layer.getHeight())) 3082f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 3083f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .build(); 3084f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, renderGlop(glop)); 30859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3086f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik const float a = getLayerAlpha(layer); 3087f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDraw(); 3088f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawWithTexture(); 3089f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawColor(a, a, a, a); 3090f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawColorFilter(layer->getColorFilter()); 3091f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawBlending(layer); 3092f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawProgram(); 3093f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawPureColorUniforms(); 3094f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 3095f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawTexture(layer->getTextureId()); 3096f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3097f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 3098f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 3099f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik 3100f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik layer->setFilter(GL_NEAREST); 3101f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 3102f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 3103f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik } else { 3104f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik layer->setFilter(GL_LINEAR); 3105f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 3106f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight()); 3107f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik } 3108c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3109448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3110f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik TextureVertex* mesh = &layer->mesh[0]; 3111f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik GLsizei elementsCount = layer->meshElementCount; 3112448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3113448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3114f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik while (elementsCount > 0) { 3115f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik GLsizei drawCount = MathUtils::min(elementsCount, (GLsizei) kMaxNumberOfQuads * 6); 3116f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik 3117f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3118f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3119f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, nullptr)); 3120c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3121f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik elementsCount -= drawCount; 3122f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik // Though there are 4 vertices in a quad, we use 6 indices per 3123f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik // quad to draw with GL_TRIANGLES 3124f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik mesh += (drawCount / 6) * 4; 3125f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik } 3126f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik } 31273a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3128e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 31293a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3130c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 31325bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31335bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 313476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 313576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 313676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 313776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 31384ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3139f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 314034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3141486590963e2207d68eebd6944fec70d50d41116aChet Haase 3142b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3143b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3144b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3145b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3146107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 31476c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31486c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31496926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31505ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 31515ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 315209c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenbergervoid OpenGLRenderer::setDrawFilter(SkDrawFilter* filter) { 315309c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger // We should never get here since we apply the draw filter when stashing 315409c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger // the paints in the DisplayList. 315509c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger LOG_ALWAYS_FATAL("OpenGLRenderer does not directly support DrawFilters"); 31565ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31575ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31585ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31596926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3162d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 3163ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck Texture* texture = mRenderState.assetAtlas().getEntryTexture(bitmap); 31643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 31653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 31663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 31673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 31683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 31693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 31702bb8f5606d4a28549d95005304305b3aff1ce090Chris Craikvoid OpenGLRenderer::drawPathTexture(PathTexture* texture, float x, float y, 31712bb8f5606d4a28549d95005304305b3aff1ce090Chris Craik const SkPaint* paint) { 3172f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 317301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 317401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 317501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3176922d3a7f6f8c1c05a996ee3e91e8cbadfff560c9Chris Craik if (USE_GLOPS) { 317730036092b40badecbe64d9c2bff4850132147f78Chris Craik Glop glop; 317830036092b40badecbe64d9c2bff4850132147f78Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 3179f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik aBuilder.setMeshTexturedUnitQuad(nullptr) 318030036092b40badecbe64d9c2bff4850132147f78Chris Craik .setFillPathTexturePaint(*texture, *paint, currentSnapshot()->alpha) 3181f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), *currentTransform(), false) 318230036092b40badecbe64d9c2bff4850132147f78Chris Craik .setModelViewMapUnitToRect(Rect(x, y, x + texture->width, y + texture->height)) 318330036092b40badecbe64d9c2bff4850132147f78Chris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 318430036092b40badecbe64d9c2bff4850132147f78Chris Craik .build(); 318530036092b40badecbe64d9c2bff4850132147f78Chris Craik renderGlop(glop); 318630036092b40badecbe64d9c2bff4850132147f78Chris Craik return; 318730036092b40badecbe64d9c2bff4850132147f78Chris Craik } 318830036092b40badecbe64d9c2bff4850132147f78Chris Craik 318930036092b40badecbe64d9c2bff4850132147f78Chris Craik 319001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 319101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 319201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 319301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 319401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 319501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 319601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 319776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3198d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 319976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 320001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 32014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 32024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 320301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 320401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 320576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3206d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 320796a5c4c7bab6718524de7253da8309143ab48befChris Craik setupDrawMesh(nullptr, (GLvoid*) kMeshTextureOffset); 320801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3209117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kUnitQuadCount); 321001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 321101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3212f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3217d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3218d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 32190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3222726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3224211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3225726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3226f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32270a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32288b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 32290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3230e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3231f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3232f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3233f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3234f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3235f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3236e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3237e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 32380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 32400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3241e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3242e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3243e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3244e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 32480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3249e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3250e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3251e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3252e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3254e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3255726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3256e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3257726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 32580a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3262107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3263984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) { 3264107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 3265672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3266672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3267107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawColorRects(rects, count, paint, false, true, true); 3268735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3269735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3270107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawShadow(float casterAlpha, 327105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer* ambientShadowVertexBuffer, const VertexBuffer* spotShadowVertexBuffer) { 3272984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 3273f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 327415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 327565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik mRenderState.scissor().setEnabled(true); 3276f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3277f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3278ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3279f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 328014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui // The caller has made sure casterAlpha > 0. 328114a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float ambientShadowAlpha = mAmbientShadowAlpha; 328214a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertyAmbientShadowStrength >= 0)) { 328314a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui ambientShadowAlpha = mCaches.propertyAmbientShadowStrength; 328414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 328514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (ambientShadowVertexBuffer && ambientShadowAlpha > 0) { 328614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * ambientShadowAlpha, 0, 0, 0); 328791a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*ambientShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3288ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3289ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 329014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float spotShadowAlpha = mSpotShadowAlpha; 329114a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertySpotShadowStrength >= 0)) { 329214a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui spotShadowAlpha = mCaches.propertySpotShadowStrength; 329314a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 329414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (spotShadowVertexBuffer && spotShadowAlpha > 0) { 329514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * spotShadowAlpha, 0, 0, 0); 329691a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*spotShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3297ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32987b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 3299107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty=true; 3300f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3301f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3302107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 330376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 33043b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 3305107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 33063b753829ae858d424fe109f714745379a6daf455Romain Guy } 3307735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3308672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3309672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3311672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3312672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3313448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3314672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3315672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33162af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3317672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3318672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3319672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3320672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3321672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33223b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33233b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33243b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33253b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3326672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33273b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33283b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33293b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33303b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3331672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3332672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3333f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3334107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 3335a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3336672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3337922d3a7f6f8c1c05a996ee3e91e8cbadfff560c9Chris Craik if (USE_GLOPS) { 33382ab95d780b023152556d9f8659de734ec7b55047Chris Craik const Matrix4& transform = ignoreTransform ? Matrix4::identity() : *currentTransform(); 33392ab95d780b023152556d9f8659de734ec7b55047Chris Craik Glop glop; 33402ab95d780b023152556d9f8659de734ec7b55047Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 33412ab95d780b023152556d9f8659de734ec7b55047Chris Craik aBuilder.setMeshIndexedQuads(&mesh[0], count / 4) 33420519c810a56bded1284fcb2ae40f438878c6585fChris Craik .setFillPaint(*paint, currentSnapshot()->alpha) 3343f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), transform, false) 33442ab95d780b023152556d9f8659de734ec7b55047Chris Craik .setModelViewOffsetRect(0, 0, Rect(left, top, right, bottom)) 33450519c810a56bded1284fcb2ae40f438878c6585fChris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 33462ab95d780b023152556d9f8659de734ec7b55047Chris Craik .build(); 33472ab95d780b023152556d9f8659de734ec7b55047Chris Craik renderGlop(glop); 33482ab95d780b023152556d9f8659de734ec7b55047Chris Craik return; 33492ab95d780b023152556d9f8659de734ec7b55047Chris Craik } 33502ab95d780b023152556d9f8659de734ec7b55047Chris Craik 33512ab95d780b023152556d9f8659de734ec7b55047Chris Craik int color = paint->getColor(); 33522ab95d780b023152556d9f8659de734ec7b55047Chris Craik // If a shader is set, preserve only the alpha 33532ab95d780b023152556d9f8659de734ec7b55047Chris Craik if (getShader(paint)) { 33542ab95d780b023152556d9f8659de734ec7b55047Chris Craik color |= 0x00ffffff; 33552ab95d780b023152556d9f8659de734ec7b55047Chris Craik } 33562ab95d780b023152556d9f8659de734ec7b55047Chris Craik 3357672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3358672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3359d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3360d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 336176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 336276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3364672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 33654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 33664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3367d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3368d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 336976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3370672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3372d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3373672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3374672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33754063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3376672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3377107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 3378672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3379672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3380026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 338176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 3382117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik 3383922d3a7f6f8c1c05a996ee3e91e8cbadfff560c9Chris Craik if (USE_GLOPS) { 3384117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik const Matrix4& transform = ignoreTransform ? Matrix4::identity() : *currentTransform(); 3385117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik Glop glop; 3386117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GlopBuilder aBuilder(mRenderState, mCaches, &glop); 3387117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik aBuilder.setMeshUnitQuad() 33880519c810a56bded1284fcb2ae40f438878c6585fChris Craik .setFillPaint(*paint, currentSnapshot()->alpha) 3389f27133df2d179c99d6bc1ae644af09e9153a0071Chris Craik .setTransform(currentSnapshot()->getOrthoMatrix(), transform, false) 3390117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik .setModelViewMapUnitToRect(Rect(left, top, right, bottom)) 33910519c810a56bded1284fcb2ae40f438878c6585fChris Craik .setRoundRectClipState(currentSnapshot()->roundRectClipState) 3392117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik .build(); 3393117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik renderGlop(glop); 3394117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik return; 3395117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik } 3396117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik 339776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3398d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3399d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 3400d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3401d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3402d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 340370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 340415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3405d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3406d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 340776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 340876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 340970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 34104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 34114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 3412d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3413d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 341476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 341570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3416c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3417117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, kUnitQuadCount); 3418c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3419c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 34200519c810a56bded1284fcb2ae40f438878c6585fChris Craikvoid OpenGLRenderer::drawTextureRect(Texture* texture, const SkPaint* paint) { 3421d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 34228164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 3423e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik GLvoid* vertices = (GLvoid*) nullptr; 342496a5c4c7bab6718524de7253da8309143ab48befChris Craik GLvoid* texCoords = (GLvoid*) kMeshTextureOffset; 34253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34273380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 34283380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 34293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3436d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 34370519c810a56bded1284fcb2ae40f438878c6585fChris Craik const float x = (int) floorf(currentTransform()->getTranslateX() + 0.5f); 34380519c810a56bded1284fcb2ae40f438878c6585fChris Craik const float y = (int) floorf(currentTransform()->getTranslateY() + 0.5f); 34396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3440d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34416620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 344276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 3443117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik GL_TRIANGLE_STRIP, kUnitQuadCount, false, true); 34446620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 34450519c810a56bded1284fcb2ae40f438878c6585fChris Craik texture->setFilter(PaintUtils::getFilter(paint), true); 34460519c810a56bded1284fcb2ae40f438878c6585fChris Craik drawTextureMesh(0, 0, texture->width, texture->height, texture->id, paint, 3447117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, kUnitQuadCount); 34483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34526620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 345385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 345485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3455f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 345676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34576820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34584063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34594063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34608694230ff25fa0a60e480d424843e56b718f0516Romain Guy 346176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 346276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 346376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 346476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 346576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 346670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 346770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 346870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 346976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 347076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 347170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3472886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3474886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 347586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 347676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 347770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3478db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34796820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 348082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 348182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 348376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 348876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 348976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 349076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 349176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 349276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 34933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 349676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 349776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 34983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 35013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 35023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 350376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 35043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 35053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3506e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, nullptr); 35073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 35083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3509886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 351076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3511886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 35124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3513886b275e529e44a59c54b933453d9bc902973178Romain Guy 3514e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik int color = paint != nullptr ? paint->getColor() : 0; 351576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 351676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 351776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 351876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3519886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3520886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3521e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik if (paint != nullptr) { 3522886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3523886b275e529e44a59c54b933453d9bc902973178Romain Guy } 352476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3525d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 352676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3527886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3528886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3530886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3531886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 353276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3533d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 3534886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3535886b275e529e44a59c54b933453d9bc902973178Romain Guy 3536886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3537886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3538886b275e529e44a59c54b933453d9bc902973178Romain Guy 3539a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3540f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3541deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3542117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik if (currentSnapshot()->roundRectClipState != nullptr /*&& !mSkipOutlineClip*/) { 3543deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3544deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3545deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3546deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3547deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 354882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3549c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 355082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 355182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 355282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 355382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 355482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 355582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 355633fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 3557117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik if (CC_UNLIKELY(mCaches.extensions().hasFramebufferFetch())) { 3558a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3559f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3560a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 356144eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().disable(); 356282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 356382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 356482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3565a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 356682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 356744eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().enable(mode, swapSrcDst); 356844eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik } else { 356944eb2c00861098dd3e2950d923646814b4cc57c2Chris Craik mRenderState.blend().disable(); 357082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3571bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3572bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3573026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3574ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 357582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 357682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 357782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 357882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35798ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35808ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3581e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, 3582e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik SkXfermode::Mode* mode) const { 3583be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 358416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 358516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 358687b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 358716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3588d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3589026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3590026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 359176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 359216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 359316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 359416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 359516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 359616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 359716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3598d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 359916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 360016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36019d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3602e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3603