1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 2498d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik#include <SkColor.h> 25d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include <SkShader.h> 26694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy 285cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 29e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 3085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 36c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 370fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 38405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 393b20251a355c88193c439f928a84ae69483fb488John Reck#include "RenderState.h" 4065cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 4187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 4255bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 43d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include "SkiaShader.h" 44e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik#include "utils/GLUtils.h" 4570850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik#include "utils/TraceUtils.h" 46a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4755bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 48e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 4962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 5062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) eventMarkDEBUG(__VA_ARGS__) 5162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#else 5262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) 5362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 5462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 55e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 569d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy 5867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 5967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 6067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 6167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 6267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 6367862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 64d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 659d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 669d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 679d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 689d5316e3f56d138504565ff311145ac01621dff4Romain Guy 69889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 70889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 71889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 72889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 73889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 74889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 75889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 76889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 77889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 78026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 79026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 80026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 862ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 872ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 882ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 892ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 902ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 912ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 94d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 96026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 97e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 9987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 10087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 101f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1102ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1112ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1122ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1132ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1142ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 115d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1162ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 117f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 118f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 119f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 120448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 121448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 122448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 123448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 124448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 125448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 126448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 127448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 128448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 129f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 130f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 131f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1323b20251a355c88193c439f928a84ae69483fb488John ReckOpenGLRenderer::OpenGLRenderer(RenderState& renderState) 133058fc640017c90120c599d378a4cbc55668b05b7Chris Craik : mFrameStarted(false) 134058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mCaches(Caches::getInstance()) 1353b20251a355c88193c439f928a84ae69483fb488John Reck , mExtensions(Extensions::getInstance()) 136058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mRenderState(renderState) 137058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mScissorOptimizationDisabled(false) 138284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mSuppressTiling(false) 139284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mFirstFrameAfterResize(true) 1401aa5d2d7068147ff781cfe911a93f01593a68c79John Reck , mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN}) 141058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mLightRadius(FLT_MIN) 142058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mAmbientShadowAlpha(0) 143058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mSpotShadowAlpha(0) { 144527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 145527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 14616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 147026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 148ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 149e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 150e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 15185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 15229d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 15329d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 154e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 155e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 15687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 15787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 15887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 15987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 16087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 16187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 16287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 16387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 16487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 16513631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 16613631f3da855f200a151e7837ed9f6b079622b58Romain Guy 167058fc640017c90120c599d378a4cbc55668b05b7Chris Craikvoid OpenGLRenderer::initLight(const Vector3& lightCenter, float lightRadius, 168058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 169058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightCenter = lightCenter; 170058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightRadius = lightRadius; 171058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mAmbientShadowAlpha = ambientShadowAlpha; 172058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mSpotShadowAlpha = spotShadowAlpha; 173058fc640017c90120c599d378a4cbc55668b05b7Chris Craik} 174058fc640017c90120c599d378a4cbc55668b05b7Chris Craik 17513631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 176f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 177f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 178f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 179797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 18035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 18135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 18235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 18335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 184284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = true; 18535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 18635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 188c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 189fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 19069e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik initializeSaveStack(left, top, right, bottom, mLightCenter); 19196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1925f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 194ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 19796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 19811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 19996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20245e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 2033b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getWidth(), getHeight()); 2047d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 208284b24358410cb0200e525a5ba36994090c83f20Chris Craik mSuppressTiling = mCaches.hasRegisteredFunctors() 209284b24358410cb0200e525a5ba36994090c83f20Chris Craik || mFirstFrameAfterResize; 210284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = false; 21154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 212d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 2132b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2147c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2157c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 229d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2377c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2387c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 239dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 240dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 241dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 242dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2433bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 24414e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 245f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 246f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 247f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 248f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 249dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 250dcfc836b457a87881da409e1acf251515f121446Romain Guy } 251dcfc836b457a87881da409e1acf251515f121446Romain Guy} 252dcfc836b457a87881da409e1acf251515f121446Romain Guy 2537c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 25423d307c8d88f4a3849163b9e5b7cd11d0d4f372cJohn Reck if (!opaque) { 255586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 256a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(left, getViewportHeight() - bottom, right - left, bottom - top); 2576b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 25844b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 259ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 26044b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2617c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 263ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 264ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 265ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 266ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 269ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2706b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 271bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 272bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 27333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTilingCurrentClip(bool opaque, bool expand) { 27454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 275d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 276d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 27714e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 278d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 279d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 28054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 28233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTiling(*clip, getViewportHeight(), opaque, expand); 283c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 28633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque, bool expand) { 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 28833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen if(expand) { 28933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 29033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int leftNotZero = (clip.left > 0) ? 1 : 0; 29133f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int topNotZero = (windowHeight - clip.bottom > 0) ? 1 : 0; 29233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen 29333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling( 29433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.left - leftNotZero, 29533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen windowHeight - clip.bottom - topNotZero, 29633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.right - clip.left + leftNotZero + 1, 29733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.bottom - clip.top + topNotZero + 1, 29833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen opaque); 29933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } else { 30033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling(clip.left, windowHeight - clip.bottom, 30152036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 30233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } 3032b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 3042b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3052b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 3062b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 30754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 3082b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3092b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 310b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 3117c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3122b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3132b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 3144ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik for (size_t i = 0; i < mTempPaths.size(); i++) { 3154ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik delete mTempPaths[i]; 3164ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik } 3174ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik mTempPaths.clear(); 3184ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik 319ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 320ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 321ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 322ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 32305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik mCaches.tessellationCache.trim(); 324ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 325ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 32611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 327b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 328e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 329b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 33011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 331c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 332e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 337c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 34096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 341b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 342b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 34335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 3443b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 3453b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(currentSnapshot()->fbo); 3467c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 34735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 34835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 34935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 35035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 35135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3528f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 353d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 354408eb12631376cbdc96803e918decf6ea804d346Chris Craik 355d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 35680911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 35780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 358d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 359d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 360d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 361d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 362d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 363d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 36408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 36508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 36608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 36708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 36808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 36908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 370a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 371a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 372d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 37380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 3743b20251a355c88193c439f928a84ae69483fb488John Reck bool prevDirtyClip = mDirtyClip; 37554f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 37654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 37754f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 37854f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 3793b20251a355c88193c439f928a84ae69483fb488John Reck if (mCaches.enableScissor() || prevDirtyClip) { 38025d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 38125d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 38254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 3833b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.invokeFunctor(functor, DrawGlInfo::kModeDraw, &info); 3843b20251a355c88193c439f928a84ae69483fb488John Reck // Scissor may have been modified, reset dirty clip 3853b20251a355c88193c439f928a84ae69483fb488John Reck dirtyClip(); 386cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 387750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck return DrawGlInfo::kStatusDrew; 388daf98e941e140e8739458126640183b9f296a2abChet Haase} 389daf98e941e140e8739458126640183b9f296a2abChet Haase 390f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 39187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 39287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 39387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 39462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::eventMarkDEBUG(const char* fmt, ...) const { 39562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 39662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik const int BUFFER_SIZE = 256; 39762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_list ap; 39862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik char buf[BUFFER_SIZE]; 39962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 40062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_start(ap, fmt); 40162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 40262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_end(ap); 40362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 40462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik eventMark(buf); 40562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 40662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik} 40762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 40862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 4090f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4100f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4110f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4120f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 41387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 41487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 41587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 41687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 41787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 41887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 41987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 42087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 42187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 4223b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.debugOverdraw(enable, clear); 42387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 42487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 42587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 42687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 4275f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 42887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 42987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 430a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(clip->left, firstSnapshot()->getViewportHeight() - clip->bottom, 43187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 43287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 433627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 43487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 435627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 436627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 437627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 43887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 439627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 440627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 441627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 44287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 443627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 444627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 445627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 44687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 447627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 448627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 44987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 45087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 45187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 45287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 45387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 45411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 45511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 45611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 45711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 458a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (layer->deferredUpdateScheduled && layer->renderer 459a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik && layer->renderNode.get() && layer->renderNode->isRenderable()) { 46011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 46111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4627c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4647c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 46611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 46796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 46869e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->render(*this); 46996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 47069e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->defer(*this); 47196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 47211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 47311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 47411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 475d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 47611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 47711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4785bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 47934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 48011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 48211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 48311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 48511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 48611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 48896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 48996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 49096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 49111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 49211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 49396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 49496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 49596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 49696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 49796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 49811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4991206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5001206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 5010e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck Layer* layer = mLayerUpdates.itemAt(i).get(); 50211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 50411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 50696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 5073b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(getTargetFbo()); 50896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 50996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 51096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 51196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 51296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 51396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 51496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 51596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 51696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 51796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5181206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5191206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 52070850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik mLayerUpdates.itemAt(i)->flush(); 52196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 52296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 52396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 5243b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(getTargetFbo()); 52596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 52611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 52711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 52811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 53202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 53302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 53402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 53502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 53602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 53702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 53802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 53902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 54002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 54111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 54211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 54311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 54411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 545e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 546e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 547e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 548e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 549e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 550e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 551e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 552e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 553e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 554e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 555e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 556405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 55770850ea258cbf91477efa57a1f1a23cc0044cc93Chris Craik ATRACE_NAME("Update HW Layers"); 558405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 559405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 560405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 561405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 562405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 563405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 564405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 565443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reckvoid OpenGLRenderer::markLayersAsBuildLayers() { 566443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck for (size_t i = 0; i < mLayerUpdates.size(); i++) { 567443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck mLayerUpdates[i]->wasBuildLayered = true; 568443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck } 569443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck} 570443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 572f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 573f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 574f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 57514e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 576a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 57714e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 57814e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 579bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 580a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 5813b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 582eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 583eb99356a0548684a501766e6a524529ab93304c8Romain Guy 5842542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 585746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 5868fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 5872542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 5885ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 5897273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 590a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_END(); // SaveLayer 5917273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 59214e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 5937273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 5945ec9924d24495822b589f1a17996655d66273b30Romain Guy } 595d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 5965cbbce535744b89df5ecea95de21ee3733298260Romain Guy 597f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 598bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 599bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 600bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 601bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 6034ace7305608442ab35ea9aa65a4220df152c187fChris Craik // force matrix/clip isolation for layer 6044ace7305608442ab35ea9aa65a4220df152c187fChris Craik flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag; 6054ace7305608442ab35ea9aa65a4220df152c187fChris Craik 606eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 607d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 608d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 6093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 610dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 611d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 612d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 613bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 614bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 615d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 616d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 617d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 618d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 619d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 620d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 621d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 622d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 623d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 624d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 625d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 626d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 627d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 628924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 629924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 630924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 631d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 632d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 633d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 634d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 635d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 636d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 637d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 638d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 639d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 640d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 641d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 642d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 643d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 644d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 645d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 646d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 647d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 648d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 649d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 650408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 651408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 652408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 653408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 654408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 655408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 656408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 65774cf7e6a25c6d7b331c231b7bc2512044f9d2950Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= 0 && fboLayer); 658408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 659408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 660408eb12631376cbdc96803e918decf6ea804d346Chris Craik 661d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 662d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 663d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 664d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 665d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 666d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 667d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 668d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 669d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 670d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 671d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 672d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 673d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 674d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 675d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 676d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 677d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 678a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 679deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 680d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 681d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 682d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 683d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 684d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 685d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 6861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 7001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 7011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 7036b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 7046b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 7056b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 7066b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 7071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 7091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 71187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 73187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 73287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 73387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 73487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 73587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 737d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 7383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 739eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 740fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 741dda570201ac851dd85af3861f7e575721d3345daRomain Guy 742eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 743eb99356a0548684a501766e6a524529ab93304c8Romain Guy 744f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 745d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7468aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 747d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 748674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 749dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 750dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 751d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 752b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 753b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 754dda570201ac851dd85af3861f7e575721d3345daRomain Guy 755a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7563b20251a355c88193c439f928a84ae69483fb488John Reck Layer* layer = mCaches.layerCache.get(mRenderState, bounds.getWidth(), bounds.getHeight()); 757f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 758f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 759bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 760bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 761674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 7628aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 765d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 766a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7677c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 7683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 769dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7708fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 771d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 772d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 7731d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 774a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("%ssaveLayer %ux%u", 775a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik fboLayer ? "" : "unclipped ", 776a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik layer->getWidth(), layer->getHeight()); 7777273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 778eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 779e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 780eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 781eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 7829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 783514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 7849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 785b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 786b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 787b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 788b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 789b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 790b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 7919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 792514fb18827186591d66973c2362c859b64b63556Romain Guy } 7937b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 794a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 795a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 796a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 797b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 79854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 79954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 800ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 801eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 802f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 803d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 804bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 805bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 806e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 807c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 810d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 811a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 812d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 813d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 814d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 815a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 816deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 8175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8182b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8197c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8213b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(layer->getFbo()); 8229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8260908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 8279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 83333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 83433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTilingCurrentClip(true, true); 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 837586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8388f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8453b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(bounds.getWidth(), bounds.getHeight()); 8465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 85214e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 85314e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 8543762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8561d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8571d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 85814e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 8598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 86014e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 861eb99356a0548684a501766e6a524529ab93304c8Romain Guy 86239a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 863f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 864deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, NULL, false); // safely ignore return, should never be rejected 86539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 86639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 867eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8682b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8692b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 870e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 871e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 8748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 875eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 8763b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(restored.fbo); 8777c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 879d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 880eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 881eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 88376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 88476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 88576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 88676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 88776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 88876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 8895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 8909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 891f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 892f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 89303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 8948b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 895a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 8985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 899eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 90014e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 9015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 904a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 905a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 906a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 907a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 908a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 9099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 910a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 911eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9121d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 913746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 914746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 915eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 9178550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9181d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 9190e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck layer->decStrong(0); 9201d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9211d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9221d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 923aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9242458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 925aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 926aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9288f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9298f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9308f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9318f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9328f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 933aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 93476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 93576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 936aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 937aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 93876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9418f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9438f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 944d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 9459757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 946ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 947ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 948d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 949d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 951d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9534063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 955d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9564063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 9589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 9603380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 961aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 962aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 963aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 964aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 96662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (layer->isTextureLayer()) { 96762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeTextureLayerRect"); 96862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 96962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik drawTextureLayer(layer, rect); 97062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 97162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 97262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeHardwareLayerRect"); 973aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 974aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 975aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 979d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 980ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 981b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 982b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 983b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 986d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 987d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 990d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 992d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 99576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 99676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 99776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 99876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 99976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 100076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 10019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 100276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 10033380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 10049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1006aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1007aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 101034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 101134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 101234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 101334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 101434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 101534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 101634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 101734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 101834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 101934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 102034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 102134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 102234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 102334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 102434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 102534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 102634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 1027d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// This class is purely for inspection. It inherits from SkShader, but Skia does not know how to 1028d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// use it. The OpenGLRenderer will look at it to find its Layer and whether it is opaque. 1029d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass LayerShader : public SkShader { 1030d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIpublic: 1031d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader(Layer* layer, const SkMatrix* localMatrix) 1032d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III : INHERITED(localMatrix) 1033d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III , mLayer(layer) { 1034d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1035d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1036d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool asACustomShader(void** data) const { 1037d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (data) { 1038d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III *data = static_cast<void*>(mLayer); 1039d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1040d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return true; 1041d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1042d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1043d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool isOpaque() const { 1044d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return !mLayer->isBlend(); 1045d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1046d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1047d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprotected: 1048d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void shadeSpan(int x, int y, SkPMColor[], int count) { 1049d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be drawn with raster backend."); 1050d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1051d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1052d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void flatten(SkWriteBuffer&) const { 1053d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be flattened."); 1054d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1055d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1056d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual Factory getFactory() const { 1057d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be created from a stream."); 1058d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return NULL; 1059d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1060d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprivate: 1061d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // Unowned. 1062d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III Layer* mLayer; 1063d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III typedef SkShader INHERITED; 1064d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III}; 1065d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 10665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 10743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 10763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 10773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 10783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 10803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 10813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 10823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 1083d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader layerShader(layer, &shaderMatrix); 1084d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(&layerShader); 10853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 10873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 10883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 10893f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 10903f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1091d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(NULL); 10923f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 10933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 10953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10989fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10999fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 110034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11019fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 110662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeLayerRegion"); 11073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 11083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 11093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 11103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 11133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11213f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 11443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 11513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 11563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 11583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 11593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 11603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 117134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 117234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 11743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 11793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 11803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 11813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 11855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 11885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1191e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 11923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 120976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 121076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 121276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12133a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12143a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1215e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 121776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 123076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1235f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1238f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1244f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1246f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12471bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12481bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12491bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12501bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1251d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 12521bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12531bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12541bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12551bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1261448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1262448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1263448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1264448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12653380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1266448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1267448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1268448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1269448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1270448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1271448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1272448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1273448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1274448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 127554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 127654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 127854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1279d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 128062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("clearLayerRegions"); 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 128254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 128654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 128754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12888a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 128954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1290448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 129154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 129454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 129554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 129754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 129854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 129954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 130054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 130154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 130254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1303e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1304e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1305e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1306e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 130754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 130876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 130976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 131076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 131154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 131254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 131376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 131454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 131554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13164063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 131854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13194063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13208a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13218a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 132254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 132354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 132454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 132554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1326e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1330bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1331c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1332c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1333c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1334ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1335d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1336d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1337c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1338ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1339ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1340ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1341d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 134228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13435e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13445e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13455e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13465e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1347d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1348ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1349ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1350ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 135128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1352a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1353d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 135428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 135528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1356d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1357d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1358d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1359d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 136028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 136128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1362ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1363d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1364d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1365d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1366d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1367c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1368ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1369ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1370527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1371527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1372d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1373c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1374c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13757273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13767273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1377d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 13787273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1379d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1380deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1381deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1382deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1383c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1384c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1385c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1386527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 138714e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 13887273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 138914e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1390deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = state.mRoundRectClipState; 1391ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1392527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 139428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1395ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1396ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1397c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1398c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 140028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 140128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 140228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 140328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 140428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 140528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 140628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 140728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 140828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 140928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 141014e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 141128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1412527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 141328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1414527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1415527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1416c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1417f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1418f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1419f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1420bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1421d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1422e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14238f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1424a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (mCaches.setScissor(clip.left, getViewportHeight() - clip.bottom, 14258a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14268a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14278a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14289d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14299d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1435d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1442c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1443c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1444c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1445c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1446c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14478d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14483bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1450c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1451f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1457d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 145862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - enabling"); 145962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1468deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // Clear and update the stencil, but first make sure we restrict drawing 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 1476deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1477deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1478deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1479deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 148176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 148298d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik paint.setColor(SK_ColorBLACK); 148376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 148476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 149176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 1492deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (resetScissor) mCaches.disableScissor(); 1493deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 14948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14963ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14973ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14983ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14993ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 150076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 150176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 150276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 15033ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 150562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - disabling"); 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1511f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1512f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1513f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1514f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1515f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1516f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1517f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1518d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1519f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15205e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1521f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1522cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1523f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1524f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1525f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1526f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1527cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1528cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1529deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1530deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1531deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, 1532deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1533dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1534dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1535dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1536f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik // not quick rejected, so enable the scissor if clipRequired 1537f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1538f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mSkipOutlineClip = !roundRectClipRequired; 153939a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1540c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1541c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1543735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1544f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 154576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 154676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 154776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 154876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1552735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1553f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 155470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 155570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 155670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 155762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::setupDraw(bool clearLayer) { 1558f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15598a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 156062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) clearLayerRegions(); 15618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1563b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1564b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1565b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1566b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 156762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 156852b2cf9fdf95ccdcbb3f5e403eb9691c1ead1214Dohyun Lee setStencilFromClip(); 156970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15703ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 157170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15723ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 157370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 157470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 157570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 157670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 157770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 15783ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15793ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 15803ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 15813ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 15823ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 15833ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 158470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 158570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 158670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 158770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 158870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 158970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 159070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1591ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1592ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1593ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1594ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1595ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1596ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1597aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1598aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1599aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1600aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 160115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1602ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 160315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 160415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 160591a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craikvoid OpenGLRenderer::setupDrawVertexAlpha(bool useShadowAlphaInterp) { 160691a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.hasVertexAlpha = true; 160791a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.useShadowAlphaInterp = useShadowAlphaInterp; 16085b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16095b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16108d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16118d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1612886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1613886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1614886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1616e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 161770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 162086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1621886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1622886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1623886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 162486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1625e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 162686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 162786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16284121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16294121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16304121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16314121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 163370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 163470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 163670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 163770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1638e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1641d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShader(const SkShader* shader) { 1642d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader != NULL) { 1643d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::describe(&mCaches, mDescription, mExtensions, *shader); 164470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 164570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 164776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 164876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 164976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 165076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 165176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 165276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 165376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 165476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 165576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 165676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 165776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1661f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1662f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1663f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1664f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 166554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1666f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1667f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1668f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 166976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 167076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1671f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1672f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1673f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1674d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // TODO: check shader blending, once we have shader drawing support for layers. 167576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 1676d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (mColorSet && mColorA < 1.0f) || isBlendedColorFilter(layer->getColorFilter()); 1677c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 168176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1682f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1683f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1684f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1685c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1686d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (getShader(paint) && !getShader(paint)->isOpaque()) || 1687d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III isBlendedColorFilter(getColorFilter(paint)); 1688c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 168970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 169270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 1693deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1694deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1695deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik const RoundRectClipState* state = mSnapshot->roundRectClipState; 1696af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik const Rect& innerRect = state->innerRect; 1697deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform4f(mCaches.currentProgram->getUniform("roundRectInnerRectLTRB"), 1698af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.left, innerRect.top, 1699af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.right, innerRect.bottom); 1700deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniformMatrix4fv(mCaches.currentProgram->getUniform("roundRectInvTransform"), 1701deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 17024340c260c002f0cf7bc41571673e57913b5df19fChris Craik 17034340c260c002f0cf7bc41571673e57913b5df19fChris Craik // add half pixel to round out integer rect space to cover pixel centers 17044340c260c002f0cf7bc41571673e57913b5df19fChris Craik float roundedOutRadius = state->radius + 0.5f; 17054340c260c002f0cf7bc41571673e57913b5df19fChris Craik glUniform1f(mCaches.currentProgram->getUniform("roundRectRadius"), 17064340c260c002f0cf7bc41571673e57913b5df19fChris Craik roundedOutRadius); 1707deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17144063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1716e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1718e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 171970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17204063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 172186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1722a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 1723a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.currentProgram->set(mSnapshot->getOrthoMatrix(), mModelViewMatrix, transformMatrix, offset); 1724a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1725a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1726a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1727a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1728a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1729a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 173086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1733d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawColorUniforms(bool hasShader) { 1734d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if ((mColorSet && !hasShader) || (hasShader && mSetShaderColor)) { 173570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 173670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17405536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 174186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17425536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17435536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17445536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 1745d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShaderUniforms(const SkShader* shader, bool ignoreTransform) { 1746d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader == NULL) { 1747d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return; 1748d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1749d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1750d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (ignoreTransform) { 1751d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 1752d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // because it was built into modelView / the geometry, and the description needs to 1753d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // compensate. 1754d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mat4 modelViewWithoutTransform; 1755d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.loadInverse(*currentTransform()); 1756d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.multiply(mModelViewMatrix); 1757d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mModelViewMatrix.load(modelViewWithoutTransform); 175870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1759d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1760d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::setupProgram(&mCaches, mModelViewMatrix, &mTextureUnit, mExtensions, *shader); 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 176476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 176576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 176676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 176776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 176976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 177076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 177176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 177276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 177376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 177476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 177576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 177676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 177776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 177876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 177976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 178176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 178276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 178476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 178576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 178676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 178776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 178876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 179076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 179176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 179276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 179376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 179476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 179576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 179676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 179776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 179876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 179976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 180076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 180276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 180376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18064121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18074121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18084121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18094121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 181070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1811f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1812cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 181315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 181470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1817257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18182d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 181915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1822aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1823aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18242d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 182515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1826aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1827aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18288f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18298f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18308f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18318f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18328f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1833aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1834aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1835aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1836aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1837564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1838564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1839f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1841f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1843f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 184470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1845d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1846cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 184715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1848cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 184915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 185015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 185115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 185215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 185315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1854564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1855564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1856ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1857ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1858ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1859ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1860ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1861ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1862ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1863ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1864ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1865ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1866ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1867ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1868ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1869ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1870ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1871ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1872564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1873564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 18743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 18753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 18763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 18773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 18783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 18793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 18803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 18813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 18823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 188363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 18843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1885cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 188615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1887cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18888d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 188970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1891448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1892f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 189363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1894cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 18955b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18965b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 189770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1898f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1899f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1900f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1901a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craikstatus_t OpenGLRenderer::drawRenderNode(RenderNode* renderNode, Rect& dirty, int32_t replayFlags) { 190258d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19030fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19040fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 1905a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (renderNode && renderNode->isRenderable()) { 1906f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1907a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->computeOrdering(); 1908d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 190958d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1910ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1911a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->replay(replayStruct, 0); 191258d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1913c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1914c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1915ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik // Don't avoid overdraw when visualizing, since that makes it harder to 1916ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik // debug where it's coming from, and when the problem occurs. 1917ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw; 1918ef8d6f272ae451aaedb0f02249c0f9f0576efdf3Chris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1919ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1920a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->defer(deferStruct, 0); 192196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 192296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 192358d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 192496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1925f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 19260fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19277b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19283a1bffa835f279628e50385af3c85789bc737f64henry.uh_chen // Even if there is no drawing command(Ex: invisible), 19293a1bffa835f279628e50385af3c85789bc737f64henry.uh_chen // it still needs startFrame to clear buffer and start tiling. 19303a1bffa835f279628e50385af3c85789bc737f64henry.uh_chen return startFrame(); 19310fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19320fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1933d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1934886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1935886b275e529e44a59c54b933453d9bc902973178Romain Guy 1936a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1937a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1938a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1939886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1940886b275e529e44a59c54b933453d9bc902973178Romain Guy 1941a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1942d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1943d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1944d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1945a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1946a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1947886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1948886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 194967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19505b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1951e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1954886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 195576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1957a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1958a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 195903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 196003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 196103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 196203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 196303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1964d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1965d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1966d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1967527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 196855b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1969527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1971527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1972527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1973527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 197467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 1975527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1976527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1977527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 19781103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 1979527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 198076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 19814063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 19824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1983527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1984527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 198576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 19864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 19874063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1988527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 1989527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1990527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 1991527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1992527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1993796475006f5d670e8383a2050f11719522437a43Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkPaint* paint) { 1994796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 1995486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19966926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1998a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2000486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 200122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 200222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20031103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2004796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2005a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2006796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2007a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2008486590963e2207d68eebd6944fec70d50d41116aChet Haase 2009486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20108ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20118ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2012796475006f5d670e8383a2050f11719522437a43Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, const SkPaint* paint) { 2013796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2014486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2015e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2016e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2017e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2018e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2019e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2020e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20211103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2022796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2023886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2024796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2025886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2026486590963e2207d68eebd6944fec70d50d41116aChet Haase 2027486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2028e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2029e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2030d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2031d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2032d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2033486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20345a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20355a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 203639a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 203739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 203839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2039b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2040b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2041b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2042b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2043b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2044a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2045b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2046564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2047564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2048564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2049ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2050ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2051ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2052ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2053d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2054d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2055d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2056ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2057ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2058a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 2060ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck Texture* texture = mRenderState.assetAtlas().getEntryTexture(bitmap); 20613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20635a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20645a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20655a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20665a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 20733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 20815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 20825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2083ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2084ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2085ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 20865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2087ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2088ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2089ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2090b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2091a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2092a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2093a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2094a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 20955a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2098f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2099ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2100a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2101a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2102a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2103ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2109ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2110a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2111a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2112a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 211367862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2114a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2115a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2116a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2117a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2118a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2119ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2120ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2121a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2122d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2123b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2124b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2125ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2126ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2127ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 212876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 212976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2130ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2131ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21324063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2133ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 213576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21363380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2140ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2142ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2143ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2144ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2145ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2146486590963e2207d68eebd6944fec70d50d41116aChet Haase 2147486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21495a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2150d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 21518ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21528ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2153d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2154f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2155486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2158a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2160486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 216122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21628ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21638ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21648ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2165c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2172c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 217303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 21748ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21758ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2176d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2177d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2178886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2179886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21806620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2181886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2182886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2183886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2184886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2185d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III bool useScaleTransform = getShader(paint) && scaled; 2186886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2187b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2188d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2189d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2190d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2191886b275e529e44a59c54b933453d9bc902973178Romain Guy 2192886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2193886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2194886b275e529e44a59c54b933453d9bc902973178Romain Guy 2195886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2196886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2197886b275e529e44a59c54b933453d9bc902973178Romain Guy 219867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2199886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 220167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2202886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy 2204886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2206886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2207886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2208886b275e529e44a59c54b933453d9bc902973178Romain Guy 2209886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2213886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy 22161103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2217886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 221876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22193380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2220886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 222376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22243380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2229886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22306620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22318ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22328ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2233486590963e2207d68eebd6944fec70d50d41116aChet Haase 2234486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2235ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2236ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2237d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2238d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2239f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 22404c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 22414c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22424c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 2243ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck AssetAtlas::Entry* entry = mRenderState.assetAtlas().getEntry(bitmap); 22444c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22454c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22464c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 224703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2248be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2249be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2250d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2251d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2252d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2253f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2254486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22556926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2257211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2258a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2259a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2260a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2261a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2263a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2264a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2265a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2266d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22688168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2269d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2270d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22738ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2274211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2275c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2276c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2277c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2279c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2280d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 22816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 22854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2286211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2287d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2288d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 22896620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 22903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 22913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 22924063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 22934063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 22944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 22956620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 229676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 229776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 22984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 22994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2300054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2301486590963e2207d68eebd6944fec70d50d41116aChet Haase 2302486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2303f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2304f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 230503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 230603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 230703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 230803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 230903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2310d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2311d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 231203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 231303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 231403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 231503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 231603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 231703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 231803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 231903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 232176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23224063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 232303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 232503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 232603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craikstatus_t OpenGLRenderer::drawVertexBuffer(float translateX, float translateY, 2328bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const VertexBuffer& vertexBuffer, const SkPaint* paint, int displayFlags) { 23294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23306d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2331bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 233265cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2333bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2334bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 23350d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik Rect bounds(vertexBuffer.getBounds()); 23360d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik bounds.translate(translateX, translateY); 233705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik dirtyLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, *currentTransform()); 233805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 233965cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 234065cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 234165cd612face362d054a85d0f7e5881c59cd523beChris Craik 2342710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2343710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 234491a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik if (isAA) setupDrawVertexAlpha((displayFlags & kVertexBuffer_ShadowInterp)); 2345710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 234676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2347d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 234876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2349710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 2350bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik setupDrawModelView(kModelViewMode_Translate, (displayFlags & kVertexBuffer_Offset), 2351bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik translateX, translateY, 0, 0); 2352d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 235376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2354d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2355858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 235655bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2357710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2358cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2359710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 236063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 2361710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2363710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2364710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2365710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23666ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23676ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2368710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23696ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 237005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer::Mode mode = vertexBuffer.getMode(); 237105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (mode == VertexBuffer::kStandard) { 237263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 237363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 237405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kOnePolyRingShadow) { 237550ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 237650ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 237705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kTwoPolyRingShadow) { 237863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 237950ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 2380d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui } else if (mode == VertexBuffer::kIndices) { 2381d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui mCaches.unbindIndicesBuffer(); 2382d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui glDrawElements(GL_TRIANGLE_STRIP, vertexBuffer.getIndexCount(), GL_UNSIGNED_SHORT, 2383d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui vertexBuffer.getIndices()); 238463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 23857b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2386710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23876ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 238804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 238965cd612face362d054a85d0f7e5881c59cd523beChris Craik 239065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2391858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2392858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2393858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 239465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 239565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 239665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 239765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 239865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 240065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 240199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2402d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 240365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2405d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 240605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(vertexBuffer, paint); 240765cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24087b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 240965cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 241065cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 241165cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 241265cd612face362d054a85d0f7e5881c59cd523beChris Craik * 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 241565cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 241665cd612face362d054a85d0f7e5881c59cd523beChris Craik * 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 241965cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2420d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2421d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24227b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24247b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 242605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), buffer); 242705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 2428d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 242905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2430d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2431d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2432d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2433bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2434bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik return drawVertexBuffer(buffer, paint, displayFlags); 24355b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24365b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2437d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2438d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2439ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24406d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24417b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24426d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 244305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), buffer); 24447b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 244505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 244605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 24476d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2448ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2449ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2450bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2451bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik return drawVertexBuffer(buffer, paint, displayFlags); 2452ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2453ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2454486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2455e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2456d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2457e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2458d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2459ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 246070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 246176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 246276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 246376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 246476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 246576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2466486590963e2207d68eebd6944fec70d50d41116aChet Haase 2467486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2468c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24699d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2470486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2471d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2472486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 247301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 247401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 247501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 247601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 247701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 247801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2479486590963e2207d68eebd6944fec70d50d41116aChet Haase 2480486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 248101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 248201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2483486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2484d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2485947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2486947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2487947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2488710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2489710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 249001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2491cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2492710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2493c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2494710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2495710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2496710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2497710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 24986ac174b97246ed40fe780b29561603b61770fa17Chris Craik const VertexBuffer* vertexBuffer = mCaches.tessellationCache.getRoundRect( 24996ac174b97246ed40fe780b29561603b61770fa17Chris Craik *currentTransform(), *p, right - left, bottom - top, rx, ry); 250005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(left, top, *vertexBuffer, p); 2501c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 250201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2503d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2504947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2505947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(x - radius, y - radius, x + radius, y + radius, p) 2506947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2507710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2508710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2509cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2510710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2511c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2512710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2513710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2514710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2515710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2516cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2517cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2518cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2519cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2520cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 252165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2522c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 252301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2524486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2525d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2526947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2527947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2528947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2529710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2530710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 253101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2532cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2533710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2534c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2535710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2536710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2537710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2538710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2539710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2540cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2541cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2542cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2543710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 254465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2545c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2546c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2547486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2548d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2549947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2550947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2551947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2552780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2553780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25548b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2555780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 255665cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2557780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2558c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2559780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2560780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2561780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2562780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2563780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2564780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2565780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2566780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2567780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2568780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2569780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2570780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2571780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2572780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2573780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2574780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2575780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 257665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 25778b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 25788b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2579cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2580cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2581cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2582d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2583d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2584947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2585947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2586947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2587486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 25886926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 25896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2590710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2591cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2592cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2593cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2594cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2595cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2596c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2597cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2598cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2599cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2600cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2601cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2602cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2603cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2604cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2605cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 260665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2607026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2608026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2609d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2610710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2611710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 261265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2613858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 261476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 261565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2616858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2617c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26189d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2619d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2620d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 262176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2622416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2623416a847633680d94efb926837efdc18726d54918Raph Levien 2624c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2625c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2626c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2627c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2628c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2629416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2630416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2631416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2632416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2633c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2634cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2635cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2636cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2637416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2638416a847633680d94efb926837efdc18726d54918Raph Levien 2639c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2640c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2641416a847633680d94efb926837efdc18726d54918Raph Levien 2642c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * mSnapshot->alpha; 2643d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 2644c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2645416a847633680d94efb926837efdc18726d54918Raph Levien } 2646416a847633680d94efb926837efdc18726d54918Raph Levien 2647416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2648416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2649c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 265076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2651d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 265276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2653416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2656416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2657416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 265876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2659d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2660416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2661416a847633680d94efb926837efdc18726d54918Raph Levien 2662416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2663416a847633680d94efb926837efdc18726d54918Raph Levien} 2664416a847633680d94efb926837efdc18726d54918Raph Levien 2665768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2666c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2667768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2668768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2669768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2670486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2671d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2672d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2673486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2674eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2675eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2676671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2677d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2678486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2679671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2680671d6cf460531825a321edb200523d0faa7792c9Romain Guy 268139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 268239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2683671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2684671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2685d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2686671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2687d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2688d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2689671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2690671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2691b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 269259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2693671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2694671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2695671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2696671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2697671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2698c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2699e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 270076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2701416a847633680d94efb926837efdc18726d54918Raph Levien } 2702416a847633680d94efb926837efdc18726d54918Raph Levien 2703671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2704d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2705671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2706671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2707671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2708257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2709671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2710671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2711671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2712671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2713211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2714671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27151e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2716671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2717257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2718671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2719671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2720d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2721671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2722671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2723671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2724671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2725486590963e2207d68eebd6944fec70d50d41116aChet Haase 2726486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2727eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2728eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 272959744b79ec302000802cd56d30a1bf70f0183c80Chris Craikbool OpenGLRenderer::findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const { 2730624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 273159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 273259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return false; 273359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } else if (CC_UNLIKELY(transform.isPerspective())) { 273459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 273559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return true; 273659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } 273759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 273859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik /** 2739a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * Input is a non-perspective, scaling transform. Generate a scale-only transform, 2740a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * with values rounded to the nearest int. 274159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik */ 274259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float sx, sy; 274359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik transform.decomposeScale(sx, sy); 2744a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik outMatrix->setScale( 2745a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sx)), 2746a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sy))); 2747a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik return true; 2748624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2749624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 275041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2751d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2752527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2753527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2754527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 275528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 275628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2757d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2758f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 275928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 276028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2761cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2762cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 27633a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 27643a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2765624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2766d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2767624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2768c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2769211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2770624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2771624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 27726620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 27736620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 277486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 277586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 277686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 27779d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2778c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2779c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2780c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 278159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2782c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 278376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 27841e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 27851e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 278619d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 278719d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2788624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2789624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2790624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2791624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2792624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2793624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2794624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2795624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2796624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2797624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2798624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 279959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik SkMatrix fontTransform; 280059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool linearFilter = findBestFontTransform(transform, &fontTransform) 280159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(y - (int) y) > 0.0f 280259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(x - (int) x) > 0.0f; 28033b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2804257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 280506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2806624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2807d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 280841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2810996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28111e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2812527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2813527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2814527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2815a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28168b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28178b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28188b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 281941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2820996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28218b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 282241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2823996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28244ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2825527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2826624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 282741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2828a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 282941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2831694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2832e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2833486590963e2207d68eebd6944fec70d50d41116aChet Haase 2834486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2835694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2836694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2837d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2838d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2839d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2840486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 284103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 284203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 284339a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 284439a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 284539a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2846b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 284759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2848257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 284903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 285003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 285103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 285203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28531e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 28549777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28559777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 28569777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 285703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 28589777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 28599777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28609777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 28611e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 28629777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2863d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 28649777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 28659777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 28669777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2867486590963e2207d68eebd6944fec70d50d41116aChet Haase 2868486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2869325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2870325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2871d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2872d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2873dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2874a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 28757fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2876fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2877486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 287822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 28797fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 28808b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 28818b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 28828b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 288301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2884486590963e2207d68eebd6944fec70d50d41116aChet Haase 2885486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 28867fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 28877fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2888a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 288935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2890486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 28916c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 28926c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2893b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2894b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2895b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2896b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 28973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 289814e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2899b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2900b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2901b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 290239a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2903f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2904deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, NULL, false); 29054ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 290635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2907b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2908b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2909b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 291035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 291135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 291235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 291362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("drawLayer," RECT_STRING ", clipRequired %d", x, y, 291462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), clipRequired); 291562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 29165bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29172bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 291839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2919a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29206c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2921211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2922c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 292334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 292434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2925c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 292676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 292716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2928c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2929c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29308168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 293176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 293276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 2933c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2934c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 293576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 29369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2937d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2938d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2939d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 29409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2941d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 29424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 29434ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 29449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2945d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 29464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 29479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 29489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2949c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2950448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 2951448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 2952448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2953448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 2954448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 2955448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 29563380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 2957448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 2958448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 2959448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2960448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 2961448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 2962448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 2963448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 2964448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 2965c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 29663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 2967e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 29683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2969c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 29704ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 29715bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 29725bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 297376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 297476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 297576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 297676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 29774ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 2978f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 297934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 2980486590963e2207d68eebd6944fec70d50d41116aChet Haase 2981b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2982b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2983b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2984b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 2985486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29866c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 29876c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 29886926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 29895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 29905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 29915ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29925ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 2993527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 2994527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 2995c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 2996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 2997527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 29985ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29995ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30005ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3001591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // TODO: don't bother with boolean, it's redundant with clear/set bits 3002c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3003c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3004c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30055ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30065ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3007d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3008591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // TODO: use CompatFlagsDrawFilter here, and combine logic with android/graphics/DrawFilter.cpp 3009591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // to avoid clobbering 0x02 paint flag 3010591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik 3011591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // Equivalent to the Java Paint's FILTER_BITMAP_FLAG. 3012591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik static const uint32_t sFilterBitmapFlag = 0x02; 3013591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik 3014758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3015758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3016758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30175ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3018591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik const uint32_t clearBits = mDrawModifiers.mPaintFilterClearBits; 3019591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik const uint32_t setBits = mDrawModifiers.mPaintFilterSetBits; 30205ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3021591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik const uint32_t flags = (paint->getFlags() & ~clearBits) | setBits; 30225ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3023591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik mFilteredPaint.setFlags(flags); 3024591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik 3025591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // check if paint filter trying to override bitmap filter 3026591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik if ((clearBits | setBits) & sFilterBitmapFlag) { 3027591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik mFilteredPaint.setFilterLevel(flags & sFilterBitmapFlag 3028591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik ? SkPaint::kLow_FilterLevel : SkPaint::kNone_FilterLevel); 3029591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik } 30305ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30315ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 30325ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30345ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30356926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3038d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 3039ebd52610cfeff6e557fde284a7e1efc5e6438285John Reck Texture* texture = mRenderState.assetAtlas().getEntryTexture(bitmap); 30403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 30443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 30453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 304601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3047d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3048f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 304901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 305001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 305101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 305201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 305301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 305401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 305501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 305601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 305701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 305801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 305976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3060d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 306176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 306201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 30634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 30644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 306501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 306601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 306776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3068d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 306901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 307001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 307101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 307201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 307301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3074f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 30750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 30760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 30770a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 30780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3079d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3080d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 30810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 30820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 30830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3084726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 30850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3086211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3087726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3088f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 30890a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30908b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 30910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3092e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3093f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3094f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3095f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3096f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3097f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3098e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3099e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31020a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3103e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3104e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3105e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3106e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31070a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3111e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3112e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3113e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3114e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3116e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3117726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3118e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3119726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31220a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3124d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3125d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3126672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3127672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3128672433d90fab7383cd28beac9d4485b566a90940Romain Guy 312976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3130735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3131735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3132b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3133b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3134b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3135b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3136b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3137b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3138b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3139b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 314005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craikstatus_t OpenGLRenderer::drawShadow(float casterAlpha, 314105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer* ambientShadowVertexBuffer, const VertexBuffer* spotShadowVertexBuffer) { 3142d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3143f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 314415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3145f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3146f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3147f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3148ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3149f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 315014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui // The caller has made sure casterAlpha > 0. 315114a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float ambientShadowAlpha = mAmbientShadowAlpha; 315214a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertyAmbientShadowStrength >= 0)) { 315314a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui ambientShadowAlpha = mCaches.propertyAmbientShadowStrength; 315414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 315514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (ambientShadowVertexBuffer && ambientShadowAlpha > 0) { 315614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * ambientShadowAlpha, 0, 0, 0); 315791a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*ambientShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3158ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3159ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 316014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float spotShadowAlpha = mSpotShadowAlpha; 316114a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertySpotShadowStrength >= 0)) { 316214a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui spotShadowAlpha = mCaches.propertySpotShadowStrength; 316314a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 316414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (spotShadowVertexBuffer && spotShadowAlpha > 0) { 316514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * spotShadowAlpha, 0, 0, 0); 316691a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*spotShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3167ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 31687b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 31697b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3170f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3171f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 317276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 317376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 31743b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 31753b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 31763b753829ae858d424fe109f714745379a6daf455Romain Guy } 3177735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 317876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 317976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 3180d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 318176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 318276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 318376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3184672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3185672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3186672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3187672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3188672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3189448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3190672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3191672433d90fab7383cd28beac9d4485b566a90940Romain Guy 31922af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3193672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3194672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3195672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3196672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3197672433d90fab7383cd28beac9d4485b566a90940Romain Guy 31983b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 31993b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32003b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32013b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3202672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32033b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32043b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32053b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32063b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3207672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3208672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3209f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3210a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3211a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3212672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3213672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3214672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3215d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3216d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 321776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 321876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3219672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3220672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32214063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32224063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3223d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3224d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 322576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3226672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3228d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3229672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3230672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32314063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3232672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3233672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3234672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3235672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3236026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 323776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 323876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3239d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3240d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 3241d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3242d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3243d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 324470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 324515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3246d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3247d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 324876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 324976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 325070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 32514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 32524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 3253d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3254d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 325576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 325670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3257c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3258c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3259c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3260c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 326182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3262d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3263d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 32648164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 32653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 32663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 32673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 32693380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 32703380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 32713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 32733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 32743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 32763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3278d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3279d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3280d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 32816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3282d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 32836620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 328476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 32853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 32866620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 328767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 328876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 32893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 32903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 32933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 32946620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 329585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 329685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3297f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 329876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 32996820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33028694230ff25fa0a60e480d424843e56b718f0516Romain Guy 330376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 330476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 330576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 330676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 330776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 330870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 330970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 331070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 331176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 331276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 331370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3314886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3316886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 331786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 331876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 331970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3320db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33216820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 332282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 332382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 332576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 333076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 333176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 333276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 333376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 333476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 33353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 33363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 33373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 333876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 333976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 33403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 33413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 33433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 33443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 334576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 33463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 33473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 33493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 33503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3351886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 335276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3353886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3355886b275e529e44a59c54b933453d9bc902973178Romain Guy 335676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 335776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 335876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 335976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 336076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3361886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3362886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 336376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3364886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3365886b275e529e44a59c54b933453d9bc902973178Romain Guy } 336676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3367d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 336876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3369886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3370886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3372886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3373886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 337476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3375d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 3376886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3377886b275e529e44a59c54b933453d9bc902973178Romain Guy 3378886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3379886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3380886b275e529e44a59c54b933453d9bc902973178Romain Guy 3381a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3382f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3383deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3384deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mSnapshot->roundRectClipState != NULL /*&& !mSkipOutlineClip*/) { 3385deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3386deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3387deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3388deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3389deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 339082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3391c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 339282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 339382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 339482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 339582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 339682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 339782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 339833fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 33993bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3400a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3401f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3402a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 340382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 340482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 340582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 340682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 340782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 340882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 340982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 341082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3411a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 341282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 341382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 341482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 341582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 341682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 341782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 341882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 341982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 342082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 342182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 342282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 342382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 342482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 342582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3426fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 342782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 342882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3429fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3430bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3431bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3432889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3433d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3434fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3435d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3436fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3438260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 34396926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3440260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3441260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3442026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3443ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 344482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 344582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 344682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 344782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 34488ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 34498ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3450d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3451be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 345216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 345316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 345487b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 345516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3456d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3457026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3458026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 345976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 346016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 346116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 346216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 346316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 346416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 346516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3466d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 346716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 346816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 34699d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3470e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3471