OpenGLRenderer.cpp revision 984162fb7e4010b6e2908352dbff17ed47eecf06
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" 392dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "GammaFontRenderer.h" 402dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "Patch.h" 4165cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 4287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 432dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "RenderNode.h" 442dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "RenderState.h" 4555bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 46d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include "SkiaShader.h" 47a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4855bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 492dc236b2bae13b9a0ed9b3f7320502aecd7983b3Tom Hudson#include "utils/GLUtils.h" 50e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 5162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 5262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) eventMarkDEBUG(__VA_ARGS__) 5362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#else 5462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) 5562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 5662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 57a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craikstatic void atraceFormatBegin(const char* fmt, ...) { 58a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik const int BUFFER_SIZE = 256; 59a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik va_list ap; 60a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik char buf[BUFFER_SIZE]; 61a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 62a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik va_start(ap, fmt); 63a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 64a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik va_end(ap); 65a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 66a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_BEGIN(buf); 67a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik} 68a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 69a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik#define ATRACE_FORMAT_BEGIN(fmt, ...) \ 70a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik if (CC_UNLIKELY(ATRACE_ENABLED())) atraceFormatBegin(fmt, ##__VA_ARGS__) 71a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 72e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 739d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 749d5316e3f56d138504565ff311145ac01621dff4Romain Guy 7567862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 7667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 7767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 7867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 7967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 8067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 81d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 829d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 839d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 849d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 859d5316e3f56d138504565ff311145ac01621dff4Romain Guy 86889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 87889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 88889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 89889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 90889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 91889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 92889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 93889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 94889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 95026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 96026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 97026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1102ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 111d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 1122ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 113026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 114e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 11687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 11787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 118f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 1192ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1202ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1212ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1222ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1232ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1242ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1252ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1262ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1272ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1282ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1292ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1302ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1312ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 132d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1332ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 134f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 135f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 136f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 137448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 138448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 139448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 140448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 141448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 142448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 143448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 144448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 145448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 147f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 148f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1493b20251a355c88193c439f928a84ae69483fb488John ReckOpenGLRenderer::OpenGLRenderer(RenderState& renderState) 150984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson : mState(*this) 151984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson , mFrameStarted(false) 152058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mCaches(Caches::getInstance()) 1533b20251a355c88193c439f928a84ae69483fb488John Reck , mExtensions(Extensions::getInstance()) 154058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mRenderState(renderState) 155058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mScissorOptimizationDisabled(false) 156284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mSuppressTiling(false) 157284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mFirstFrameAfterResize(true) 158107843de4507b3511006cb9c77b8d0364374385aTom Hudson , mDirty(false) 1591aa5d2d7068147ff781cfe911a93f01593a68c79John Reck , mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN}) 160058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mLightRadius(FLT_MIN) 161058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mAmbientShadowAlpha(0) 162058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mSpotShadowAlpha(0) { 163527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 164527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 16516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 166026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 167ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 168e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 169e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 17085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 17129d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 17229d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 173e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 174e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 17587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 17687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 17787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 17887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 17987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 18087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 18187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 18287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 18387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 18413631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 18513631f3da855f200a151e7837ed9f6b079622b58Romain Guy 186058fc640017c90120c599d378a4cbc55668b05b7Chris Craikvoid OpenGLRenderer::initLight(const Vector3& lightCenter, float lightRadius, 187058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 188058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightCenter = lightCenter; 189058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightRadius = lightRadius; 190058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mAmbientShadowAlpha = ambientShadowAlpha; 191058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mSpotShadowAlpha = spotShadowAlpha; 192058fc640017c90120c599d378a4cbc55668b05b7Chris Craik} 193058fc640017c90120c599d378a4cbc55668b05b7Chris Craik 19413631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 195f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 196f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 197f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 198797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 19935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 20035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 20135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 20235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 203284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = true; 20435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 20535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 207c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 208fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 209984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.initializeSaveStack(left, top, right, bottom, mLightCenter); 21096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 2115f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 21296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 213ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 214107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::startFrame() { 215107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (mFrameStarted) return; 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 21711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 218984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(true); 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 22145e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 222984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.setViewport(mState.getWidth(), mState.getHeight()); 2237d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 22454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 22554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 22654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 227284b24358410cb0200e525a5ba36994090c83f20Chris Craik mSuppressTiling = mCaches.hasRegisteredFunctors() 228284b24358410cb0200e525a5ba36994090c83f20Chris Craik || mFirstFrameAfterResize; 229284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = false; 23054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 231d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 2322b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2337c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2347c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 235107843de4507b3511006cb9c77b8d0364374385aTom Hudson clear(mTilingClip.left, mTilingClip.top, 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 23796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 239107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::prepareDirty(float left, float top, 24096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 24178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 24296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 24396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 24596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 24696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 24796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 248d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 24996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 25096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 25196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 252107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 25396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 2547c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 256dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 257dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 258dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 259dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2603bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 261984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson left <= 0.0f && top <= 0.0f && right >= mState.getWidth() && bottom >= mState.getHeight()) { 262984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const bool isFbo = onGetTargetFbo() == 0; 263f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 264f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 265f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 266dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 267dcfc836b457a87881da409e1acf251515f121446Romain Guy } 268dcfc836b457a87881da409e1acf251515f121446Romain Guy} 269dcfc836b457a87881da409e1acf251515f121446Romain Guy 270107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 27123d307c8d88f4a3849163b9e5b7cd11d0d4f372cJohn Reck if (!opaque) { 272586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 273a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(left, getViewportHeight() - bottom, right - left, bottom - top); 2746b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 275107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 276107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 277ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 27844b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2797c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 280ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 281ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 282ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 283ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 284ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 285ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 286ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2876b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 288bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 289bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 29033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTilingCurrentClip(bool opaque, bool expand) { 29154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 292d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 293d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 29414e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 295d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 296d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 29754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 29854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 29933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTiling(*clip, getViewportHeight(), opaque, expand); 300c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 301c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 302c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 30333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque, bool expand) { 304c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 30533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen if(expand) { 30633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 30733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int leftNotZero = (clip.left > 0) ? 1 : 0; 30833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int topNotZero = (windowHeight - clip.bottom > 0) ? 1 : 0; 30933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen 31033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling( 31133f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.left - leftNotZero, 31233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen windowHeight - clip.bottom - topNotZero, 31333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.right - clip.left + leftNotZero + 1, 31433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.bottom - clip.top + topNotZero + 1, 31533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen opaque); 31633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } else { 31733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling(clip.left, windowHeight - clip.bottom, 31852036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 31933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } 3202b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 3212b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3222b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 3232b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 32454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 3252b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3262b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 327107843de4507b3511006cb9c77b8d0364374385aTom Hudsonbool OpenGLRenderer::finish() { 3287c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3292b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3302b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 331ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 332ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 333984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (onGetTargetFbo() == 0) { 334ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 33505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik mCaches.tessellationCache.trim(); 336ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 337ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 33811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 339b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 340e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 341b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 34211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 343c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 344e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 34511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 34611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 34711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 34811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 349c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 35011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 35196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 35296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 353107843de4507b3511006cb9c77b8d0364374385aTom Hudson 354107843de4507b3511006cb9c77b8d0364374385aTom Hudson return reportAndClearDirty(); 355b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 356b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 35735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 3583b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 3593b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(currentSnapshot()->fbo); 3607c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 36235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 36335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 36535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 366107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 367984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 368408eb12631376cbdc96803e918decf6ea804d346Chris Craik 369984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson Rect clip(*mState.currentClipRect()); 37080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 37180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 372d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 373d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 374d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 375d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 376d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 377d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 37808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 37908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 38008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 38108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 38208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 38308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 384a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 385a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 386d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 38780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 388984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson bool prevDirtyClip = mState.getDirtyClip(); 38954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 390984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.getDirtyClip()) { 39154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 39254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 3933b20251a355c88193c439f928a84ae69483fb488John Reck if (mCaches.enableScissor() || prevDirtyClip) { 39425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 39525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 39654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 3973b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.invokeFunctor(functor, DrawGlInfo::kModeDraw, &info); 3983b20251a355c88193c439f928a84ae69483fb488John Reck // Scissor may have been modified, reset dirty clip 3993b20251a355c88193c439f928a84ae69483fb488John Reck dirtyClip(); 400cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 401107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 402daf98e941e140e8739458126640183b9f296a2abChet Haase} 403daf98e941e140e8739458126640183b9f296a2abChet Haase 404f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 40587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 40687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 40787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 40862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::eventMarkDEBUG(const char* fmt, ...) const { 40962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 41062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik const int BUFFER_SIZE = 256; 41162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_list ap; 41262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik char buf[BUFFER_SIZE]; 41362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 41462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_start(ap, fmt); 41562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 41662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_end(ap); 41762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 41862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik eventMark(buf); 41962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 42062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik} 42162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 42262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 4230f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4240f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4250f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4260f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 42787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 42887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 42987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 43087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 43287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 43387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 43487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 4363b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.debugOverdraw(enable, clear); 43787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 43887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 440984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mCaches.debugOverdraw && onGetTargetFbo() == 0) { 4415f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 44287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 44387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 444984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mCaches.setScissor(clip->left, mState.firstSnapshot()->getViewportHeight() - clip->bottom, 44587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 44687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 447627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 44887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 449627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 450627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 451627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 45287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 453627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 454627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 455627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 45687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 457627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 458627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 459627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 46087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 461627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 462627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 46387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 46487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 46587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 46687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 46787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 46811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 46911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 47011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 47111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 472a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (layer->deferredUpdateScheduled && layer->renderer 473a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik && layer->renderNode.get() && layer->renderNode->isRenderable()) { 474405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 475405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 47611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 47711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4787c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4797c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4807c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4817c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 48211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 48469e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->render(*this); 48596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 48669e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->defer(*this); 48796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 48811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 49011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 491d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 49211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 49311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4945bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 49534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 49611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 49811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 49911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 50111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 50211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 50496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 50596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 50696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 50711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 50811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 50996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 51096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 51196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 51296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 51396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 51411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5151206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5161206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 5170e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck Layer* layer = mLayerUpdates.itemAt(i).get(); 51811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 51911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 52011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 52296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 523984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.bindFramebuffer(onGetTargetFbo()); 52496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 52596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 52696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 52796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 52896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 52996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 53096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 53196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 53296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 53396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 53496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5351206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5361206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 5370e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck Layer* layer = mLayerUpdates.itemAt(i).get(); 538a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 53996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 54002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 541a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("flushLayer %ux%u", layer->getWidth(), layer->getHeight()); 54202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 54302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 544a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 545405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 546a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik endMark(); 54796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 54896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 54996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 550984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mRenderState.bindFramebuffer(onGetTargetFbo()); 55196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 55802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 55902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 56002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 56102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 56202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 56302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 56402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 56502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 56711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 56811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 571e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 572e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 573e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 574e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 575e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 576e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 577e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 578e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 579e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 580e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 581e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 582405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 583a7c2ea20c43ab797bef5801530687e22e83def8fJohn Reck ATRACE_CALL(); 584405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 585405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 586405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 587405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 588405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 589405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 590405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 591443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reckvoid OpenGLRenderer::markLayersAsBuildLayers() { 592443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck for (size_t i = 0; i < mLayerUpdates.size(); i++) { 593443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck mLayerUpdates[i]->wasBuildLayered = true; 594443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck } 595443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck} 596443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck 59711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 598f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 599f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 600f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 60114e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 602a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 60314e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 60414e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 605bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 606a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 6073b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 608eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 609eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6102542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 611746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6128fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6132542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6145ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6157273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 616a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_END(); // SaveLayer 6177273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 61814e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 6197273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 6205ec9924d24495822b589f1a17996655d66273b30Romain Guy } 621d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6225cbbce535744b89df5ecea95de21ee3733298260Romain Guy 623f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 624bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 625bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 626bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 627bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 6294ace7305608442ab35ea9aa65a4220df152c187fChris Craik // force matrix/clip isolation for layer 6304ace7305608442ab35ea9aa65a4220df152c187fChris Craik flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag; 6314ace7305608442ab35ea9aa65a4220df152c187fChris Craik 632984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int count = mState.saveSnapshot(flags); 633d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 634984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 6353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 636dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 637d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 638d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 639bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 640bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 641d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 642d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 643d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 644d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 645d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 646d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 647984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (bounds.intersect(*mState.currentClipRect())) { 648d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 649d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 650d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 651d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 652d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 653d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 654924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 655924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 656924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 657d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 658d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 659d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 660d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 661d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 662d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 663d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 664d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 665d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 666d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 667d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 668d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 669d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 670d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 671d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 672d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 673d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 674d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 675d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 676408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 677408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 678408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 679408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 680408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 681984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->empty = fboLayer; 682408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 683984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->invisible = writableSnapshot()->invisible || (alpha <= 0 && fboLayer); 684408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 685408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 686408eb12631376cbdc96803e918decf6ea804d346Chris Craik 687d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 688d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 689984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int count = mState.saveSnapshot(flags); 690d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 691984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 692d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 693d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 694d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 695d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 696d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 697d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 698d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 699d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 700d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 701984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 702984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetTransform(-bounds.left, -bounds.top, 0.0f); 703984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetClip(clip.left, clip.top, clip.right, clip.bottom); 704984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->initializeViewport(bounds.getWidth(), bounds.getHeight()); 705984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->roundRectClipState = NULL; 706d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 707d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 708d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 709d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 710d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 711d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 7221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 7231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 7241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 7251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 7261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 7271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 7296b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 7306b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 7316b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 7326b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 7331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 7351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 73787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 75787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 75887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 75987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 76087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 76187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 763d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 7643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 765eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 766fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 767dda570201ac851dd85af3861f7e575721d3345daRomain Guy 768eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 769eb99356a0548684a501766e6a524529ab93304c8Romain Guy 770f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 771d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7728aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 774674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 775dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 776dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 777984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) { 778b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 779b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 780dda570201ac851dd85af3861f7e575721d3345daRomain Guy 781a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7823b20251a355c88193c439f928a84ae69483fb488John Reck Layer* layer = mCaches.layerCache.get(mRenderState, bounds.getWidth(), bounds.getHeight()); 783f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 784f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 785bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 786bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 787674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 7888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 791d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 792a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7937c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 7943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 795dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7968fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 797984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->flags |= Snapshot::kFlagIsLayer; 798984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->layer = layer; 7991d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 800a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("%ssaveLayer %ux%u", 801a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik fboLayer ? "" : "unclipped ", 802a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik layer->getWidth(), layer->getHeight()); 8037273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 804eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 805e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 806eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 807eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 809514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 811b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 812b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 813b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 814b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 815b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 816b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 8179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 818514fb18827186591d66973c2362c859b64b63556Romain Guy } 8197b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 820a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 821a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 822a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 823b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 82454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 82554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 826ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 827eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 828f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 829d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 830bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 831bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 832e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 833c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 836984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->region = &writableSnapshot()->layer->region; 837984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 838984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->fbo = layer->getFbo(); 839984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetTransform(-bounds.left, -bounds.top, 0.0f); 840984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->resetClip(clip.left, clip.top, clip.right, clip.bottom); 841984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->initializeViewport(bounds.getWidth(), bounds.getHeight()); 842984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->roundRectClipState = NULL; 8435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8442b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8457c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8473b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(layer->getFbo()); 8489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8520908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 8539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 85933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 86033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTilingCurrentClip(true, true); 8615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 863586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8648f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8713b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(bounds.getWidth(), bounds.getHeight()); 8725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 87814e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 87914e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 8803762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8811d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8821d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8831d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 88414e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 8858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 88614e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 887eb99356a0548684a501766e6a524529ab93304c8Romain Guy 88839a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 889984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 890deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, NULL, false); // safely ignore return, should never be rejected 89139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 89239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 893eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8952b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 896e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 897e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 901eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 9023b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(restored.fbo); 9037c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9042b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 905d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 906eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 907eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 90976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 91076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 91176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 91276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 91376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 91476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 9155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 917f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 918f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 91903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9208b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 921a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 925eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 92614e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 9275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 930a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 931a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 932a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 933a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 934984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->alpha = 1.0f; 9359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 936a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 937eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9381d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 939746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 940746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 941eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 9438550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9441d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 9450e89e2b7bcb2c035e8cee77f93120e7c5617f8d2John Reck layer->decStrong(0); 9461d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9471d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9481d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 949aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9502458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 951aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 952aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9548f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9558f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9568f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9578f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9588f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 959aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 96076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 96176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 962aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 963aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 96476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 9659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9678f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 970d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 9719757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 972ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 973ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 974d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 975d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 977d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9794063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 981d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 9849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 9863380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 987aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 988aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 989aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 990aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 99262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (layer->isTextureLayer()) { 99362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeTextureLayerRect"); 99462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 99562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik drawTextureLayer(layer, rect); 99662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 99762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 99862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeHardwareLayerRect"); 999aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1000aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1001aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1005d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1006ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1007b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1008b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1009b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1012d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1013d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1016d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1018d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 102176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 102276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 102376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 102476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 102576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 102676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 102876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 10293380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 10309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1032aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1033aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 103634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 103734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 103834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 103934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 104034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 104134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 1042984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 1043984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DRAW_COMMAND; \ 1044984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (CC_UNLIKELY(mCaches.debugOverdraw && onGetTargetFbo() == 0 && COND)) { \ 1045984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 1046984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DRAW_COMMAND; \ 1047984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 1048984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson } \ 104934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 105034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 105134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 105234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 1053d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// This class is purely for inspection. It inherits from SkShader, but Skia does not know how to 1054d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// use it. The OpenGLRenderer will look at it to find its Layer and whether it is opaque. 1055d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass LayerShader : public SkShader { 1056d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIpublic: 1057d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader(Layer* layer, const SkMatrix* localMatrix) 1058d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III : INHERITED(localMatrix) 1059d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III , mLayer(layer) { 1060d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1061d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1062d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool asACustomShader(void** data) const { 1063d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (data) { 1064d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III *data = static_cast<void*>(mLayer); 1065d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1066d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return true; 1067d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1068d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1069d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool isOpaque() const { 1070d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return !mLayer->isBlend(); 1071d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1072d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1073d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprotected: 1074d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void shadeSpan(int x, int y, SkPMColor[], int count) { 1075d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be drawn with raster backend."); 1076d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1077d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1078d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void flatten(SkWriteBuffer&) const { 1079d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be flattened."); 1080d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1081d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1082d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual Factory getFactory() const { 1083d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be created from a stream."); 1084d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return NULL; 1085d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1086d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprivate: 1087d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // Unowned. 1088d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III Layer* mLayer; 1089d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III typedef SkShader INHERITED; 1090d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III}; 1091d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10993f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 11003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 11023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 11033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 11043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 11063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 11073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 11083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 1109d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader layerShader(layer, &shaderMatrix); 1110d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(&layerShader); 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 11133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 11153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 11163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1117d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(NULL); 11183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 11213f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11249fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11259fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 112634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11279fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 113262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeLayerRegion"); 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 11343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 11363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 11393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 11663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 11683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 11713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 11753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 11773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 11813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 11823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 11843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 11853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 11863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 11875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11893f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11903f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11913f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11923f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 119734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 119834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11993f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 12003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 12015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 12053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 12063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 12073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 12115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12133f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 12145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1217e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 12183a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12193a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12203a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12213a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12223a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12233a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12243a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12253a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12263a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12273a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12283a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12293a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12303a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12313a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12323a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12333a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12343a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 123576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 123676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12373a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 123876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12393a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12403a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1241e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 124376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 125676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1261f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1264f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1270f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1272f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12731bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12741bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12751bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12761bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1277984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (bounds.intersect(*mState.currentClipRect())) { 12781bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12791bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12801bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12811bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1287448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1288448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1289448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1290448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12913380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1292448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1293448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1294448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1295448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1296448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1297448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1298448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1299448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1300448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 130154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 130254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 130354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 130454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1305984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!mState.currentlyIgnored()) { 130662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("clearLayerRegions"); 130754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 130854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 130954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 131054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 131154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 131254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 131354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13148a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 131554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1316448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 131754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 131854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 131954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 132054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 132154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 132354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 132454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 132554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 132654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1329e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1330e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1331e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1332e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 133576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 133676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 133976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13434063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13468a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13478a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1352e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1356bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1357c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1358c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1359c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1360ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1361984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect* currentClip = mState.currentClipRect(); 1362d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1363c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1364ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1365ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1366ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1367d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 136828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13695e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13705e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13715e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13725e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1373d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1374ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1375ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1376ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 137728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1378a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1379d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 138028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 138128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1382d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1383d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1384d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1385d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 138628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 138728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1388ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1389d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1390d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1391d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1392d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1393c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1394ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1395ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1396527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1397527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1398d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1399c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1400c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14017273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14027273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1403d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 14047273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1405d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1406deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1407deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1408deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1409c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1410c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1411c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1412527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 141314e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 1414984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->alpha = state.mAlpha; 141514e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1416984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->roundRectClipState = state.mRoundRectClipState; 1417ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1418527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 1419984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(state.mClip.left, state.mClip.top, 142028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1421ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1422ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1423c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1424c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 142528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 142628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 142728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 142828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 142928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 143028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 143128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 143228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 143328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 1434984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 143528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 1436984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson writableSnapshot()->setClip(0, 0, mState.getWidth(), mState.getHeight()); 143728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1438527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 143928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1440527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1441527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1442c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1443f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1444f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1445f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1446bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1447984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson Rect clip(*mState.currentClipRect()); 1448e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14498f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1450a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (mCaches.setScissor(clip.left, getViewportHeight() - clip.bottom, 14518a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 1452984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(false); 14538a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14549d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14559d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1461d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1468c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1469c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1470c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1471c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1472c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14738d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14743bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1476c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1477f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1483d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 148462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - enabling"); 148562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 1488984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setDirtyClip(false); 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1494deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // Clear and update the stencil, but first make sure we restrict drawing 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 1502deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1503deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1504deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1505deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 150776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 150898d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik paint.setColor(SK_ColorBLACK); 150976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 151076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 151776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 1518deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (resetScissor) mCaches.disableScissor(); 1519deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15223ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15233ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15243ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15253ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 152676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 152776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 152876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 15293ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 153162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - disabling"); 15328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1537f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1538f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1539f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1540f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1541f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1542f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1543f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1544d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1545f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15465e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1547f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1548cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1549f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1550f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1551f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1552f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1553cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1554cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1555deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1556deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1557984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.calculateQuickRejectForScissor(left, top, right, bottom, 1558deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1559dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1560dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1561dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1562f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik // not quick rejected, so enable the scissor if clipRequired 1563f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1564f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mSkipOutlineClip = !roundRectClipRequired; 156539a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1566c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1567c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1569735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1570f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 157176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 157276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 157376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 157476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1578735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1579f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 158070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 158170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 158270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 158362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::setupDraw(bool clearLayer) { 1584f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15858a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 158662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) clearLayerRegions(); 15878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1589984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.getDirtyClip()) { 1590b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1591b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1592b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 159362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 159462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) { 159562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik setStencilFromClip(); 159662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 159762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik // While clearing layer, force disable stencil buffer, since 159862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik // it's invalid to stencil-clip *during* the layer clear 159962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik mCaches.stencil.disable(); 160062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } 160170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16023ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 160370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16043ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 160570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 160670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 160770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 160870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 160970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16103ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16113ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16123ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16133ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16143ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16153ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 162070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1623ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1624ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1625ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1626ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1627ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1628ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1629aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1630aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1631aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1632aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 163315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1634ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 163515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 163615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 163791a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craikvoid OpenGLRenderer::setupDrawVertexAlpha(bool useShadowAlphaInterp) { 163891a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.hasVertexAlpha = true; 163991a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.useShadowAlphaInterp = useShadowAlphaInterp; 16405b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16415b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16428d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16438d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1644886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1645886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1646886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 164770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1648e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 164970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 165186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 165286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1653886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1654886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1655886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 165686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1657e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 165886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 165986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16604121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16614121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16624121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16634121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 166470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 166570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 166670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 166770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1670e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 167170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1673d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShader(const SkShader* shader) { 1674d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader != NULL) { 1675d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::describe(&mCaches, mDescription, mExtensions, *shader); 167670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 168076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 168176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 168276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 168376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 168476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 168576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 168676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 168776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 168876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 168976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1693f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1694f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1695f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1696f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 169754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1698f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1699f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1700f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 170176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 170276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1703f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1704f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1705f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1706d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // TODO: check shader blending, once we have shader drawing support for layers. 170776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 1708d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (mColorSet && mColorA < 1.0f) || isBlendedColorFilter(layer->getColorFilter()); 1709c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 171376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1714f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1715f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1716f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1717c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1718d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (getShader(paint) && !getShader(paint)->isOpaque()) || 1719d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III isBlendedColorFilter(getColorFilter(paint)); 1720c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 172170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 1725deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1726deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1727984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const RoundRectClipState* state = writableSnapshot()->roundRectClipState; 1728af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik const Rect& innerRect = state->innerRect; 1729deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform4f(mCaches.currentProgram->getUniform("roundRectInnerRectLTRB"), 1730af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.left, innerRect.top, 1731af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.right, innerRect.bottom); 1732deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniformMatrix4fv(mCaches.currentProgram->getUniform("roundRectInvTransform"), 1733deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 17344340c260c002f0cf7bc41571673e57913b5df19fChris Craik 17354340c260c002f0cf7bc41571673e57913b5df19fChris Craik // add half pixel to round out integer rect space to cover pixel centers 17364340c260c002f0cf7bc41571673e57913b5df19fChris Craik float roundedOutRadius = state->radius + 0.5f; 17374340c260c002f0cf7bc41571673e57913b5df19fChris Craik glUniform1f(mCaches.currentProgram->getUniform("roundRectRadius"), 17384340c260c002f0cf7bc41571673e57913b5df19fChris Craik roundedOutRadius); 1739deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 174370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 174470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1748e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17494063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1750e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 175386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1754a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 1755984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mCaches.currentProgram->set(writableSnapshot()->getOrthoMatrix(), mModelViewMatrix, transformMatrix, offset); 1756a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1757a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1758a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1759a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1760a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1761a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 176286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1765d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawColorUniforms(bool hasShader) { 1766d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if ((mColorSet && !hasShader) || (hasShader && mSetShaderColor)) { 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17725536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 177386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17745536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17755536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17765536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 1777d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShaderUniforms(const SkShader* shader, bool ignoreTransform) { 1778d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader == NULL) { 1779d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return; 1780d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1781d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1782d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (ignoreTransform) { 1783d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 1784d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // because it was built into modelView / the geometry, and the description needs to 1785d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // compensate. 1786d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mat4 modelViewWithoutTransform; 1787d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.loadInverse(*currentTransform()); 1788d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.multiply(mModelViewMatrix); 1789d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mModelViewMatrix.load(modelViewWithoutTransform); 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1791d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1792d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::setupProgram(&mCaches, mModelViewMatrix, &mTextureUnit, mExtensions, *shader); 179370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 179676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 179776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 179876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 179976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 180076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 180176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 180276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 180376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 180476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 180576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 180676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 180776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 180876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 180976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 181076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 181176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 181376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 181476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 181676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 181776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 181876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 181976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 182076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 182176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 182276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 182376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 182476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 182576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 182676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 182776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 182876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 182976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 183076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 183176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 183276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 183476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 183576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 183670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18384121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18394121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18404121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18414121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1843f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1844cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 184515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 184670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 184870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1849257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18502d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 185115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 185270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1854aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1855aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18562d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 185715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1858aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1859aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18608f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18618f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18628f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18638f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18648f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1865aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1866aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1867aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1868aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1869564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1870564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1871f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1873f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 187470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1875f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 187670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1877d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1878cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 187915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1880cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 188115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 188215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 188315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 188415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 188515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1886564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1887564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1888ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1889ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1890ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1891ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1892ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1893ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1894ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1895ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1896ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1897ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1898ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1899ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1900ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1901ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1902ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1903ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1904564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1905564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 19063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 191563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 19163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1917cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 191815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1919cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19208d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 192170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 192270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1923448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1924f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 192563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1926cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 19275b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19285b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 192970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1930f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1931f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1932f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1933107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRenderNode(RenderNode* renderNode, Rect& dirty, int32_t replayFlags) { 19340fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 1936a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (renderNode && renderNode->isRenderable()) { 1937f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1938a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->computeOrdering(); 1939d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 1940107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 1941ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1942a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->replay(replayStruct, 0); 1943107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 1944c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1945c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1946984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson DeferredDisplayList deferredList(*mState.currentClipRect()); 1947ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1948a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->defer(deferStruct, 0); 194996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 195096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 1951107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 195296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1953107843de4507b3511006cb9c77b8d0364374385aTom Hudson deferredList.flush(*this, dirty); 1954107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 1955107843de4507b3511006cb9c77b8d0364374385aTom Hudson // Even if there is no drawing command(Ex: invisible), 1956107843de4507b3511006cb9c77b8d0364374385aTom Hudson // it still needs startFrame to clear buffer and start tiling. 1957107843de4507b3511006cb9c77b8d0364374385aTom Hudson startFrame(); 19580fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19590fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19600fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1961d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1962886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1963886b275e529e44a59c54b933453d9bc902973178Romain Guy 1964a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1965a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1966a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1967886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1968886b275e529e44a59c54b933453d9bc902973178Romain Guy 1969a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1970d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1971d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1972d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1973a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1974a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1975886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1976886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 197767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19785b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1979e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1982886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 198376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1985a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1986a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 198703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 198803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 198903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 199003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 199103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1992107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1993d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1994d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1995527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 199655b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1997107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 19983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1999527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2000527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 200267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 2003527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2004527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2005527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 20061103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2007527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 200876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 20094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 20104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2011527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2012527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 201376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 20144063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 20154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2016527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2017527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2018107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2019527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2020527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2021107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkPaint* paint) { 2022796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2023107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 20246926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20256926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2026a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2028107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 202922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 203022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20311103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2032796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2033a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2034796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2035a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2036486590963e2207d68eebd6944fec70d50d41116aChet Haase 2037107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 20388ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20398ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2040107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, const SkPaint* paint) { 2041796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2042107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2043e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2044e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2045e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2046e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2047e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2048e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20491103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2050796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2051886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2052796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2053886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2054486590963e2207d68eebd6944fec70d50d41116aChet Haase 2055107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2056e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2057e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2058107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2059d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2060984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (!vertices || mState.currentlyIgnored()) { 2061107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 20625a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20635a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 206439a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 206539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 206639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2067b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2068b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2069b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2070b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2071b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2072a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2073b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2074564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2075564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2076564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2077ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2078ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2079ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2080ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2081d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2082d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2083d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2084ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2085ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2086a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 20883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 20893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20955a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21065a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21085a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2111ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2112ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2113ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2115ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2116ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2117ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2118b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2119a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2120a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2121a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2122a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21235a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21245a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21255a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2126f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2127ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2128107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2129a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2130a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2131ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 2135107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 21363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2138a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2139a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2140a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 214167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2142a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2143a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2144a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2145a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2146a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2147ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2148ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2149a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2150d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2151b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2152b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2154ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2155ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 215676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 215776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2159ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 216376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21643380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2165ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2166ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2167ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2168ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2169ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2170ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2171ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2172ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2173ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2174486590963e2207d68eebd6944fec70d50d41116aChet Haase 2175107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 21765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2178107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 21798ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21808ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2181d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2182f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2183107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 21846926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21856926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2186a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2188107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 218922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21908ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21918ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21928ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2193c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2200c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 220103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22028ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22038ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2204d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2205d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2206886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2207886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22086620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2209886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2213d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III bool useScaleTransform = getShader(paint) && scaled; 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2215b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2216d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2217d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2218d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2219886b275e529e44a59c54b933453d9bc902973178Romain Guy 2220886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2224886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy 222667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 222967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2231886b275e529e44a59c54b933453d9bc902973178Romain Guy 2232886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2233886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2234886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2235886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2236886b275e529e44a59c54b933453d9bc902973178Romain Guy 2237886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2238886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2239886b275e529e44a59c54b933453d9bc902973178Romain Guy 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2242886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2243886b275e529e44a59c54b933453d9bc902973178Romain Guy 22441103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2245886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 224676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22473380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2249886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2250886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 225176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22523380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2253886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2254886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2255886b275e529e44a59c54b933453d9bc902973178Romain Guy 2256886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2257886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22586620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22598ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22608ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2261486590963e2207d68eebd6944fec70d50d41116aChet Haase 2262107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2263ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2264ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2265107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2266d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2267f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2268107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 22694c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22704c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 22714c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 22724c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22734c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22744c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 2275107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2276be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2277be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2278107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2279d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2280d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2281f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2282107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 22836926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22846926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2285211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2286a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2287a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2288107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 2289a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2291a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2292a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2293a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2294d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22968168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2297d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2298d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23018ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2302211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2303c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2304c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2305c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23066620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2307c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2308d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23096620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23134063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2314211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2315d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2316d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23176620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23204063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23214063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23224063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23236620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 232476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 232576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23264063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2328054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2329486590963e2207d68eebd6944fec70d50d41116aChet Haase 2330107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2331f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2332f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 233303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 233403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 233503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 233603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 233703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2338107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2339d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 234003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 234103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2342107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 234303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 234403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 234603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 234703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 234976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23504063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 235103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2352107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 235303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 235403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2355107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawVertexBuffer(float translateX, float translateY, 2356bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const VertexBuffer& vertexBuffer, const SkPaint* paint, int displayFlags) { 23574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23586d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2359bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 2360107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2361bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2362bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 23630d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik Rect bounds(vertexBuffer.getBounds()); 23640d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik bounds.translate(translateX, translateY); 236505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik dirtyLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, *currentTransform()); 236605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 236765cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 236865cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 236965cd612face362d054a85d0f7e5881c59cd523beChris Craik 2370710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2371710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 237291a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik if (isAA) setupDrawVertexAlpha((displayFlags & kVertexBuffer_ShadowInterp)); 2373984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson setupDrawColor(color, ((color >> 24) & 0xFF) * writableSnapshot()->alpha); 237476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2375d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 237676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2377710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 2378bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik setupDrawModelView(kModelViewMode_Translate, (displayFlags & kVertexBuffer_Offset), 2379bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik translateX, translateY, 0, 0); 2380d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 238176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2382d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2383858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 238455bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2385710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2386cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2387710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 238863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 2389710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2390710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2391710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2392710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2393710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23946ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23956ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2396710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23976ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 239805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer::Mode mode = vertexBuffer.getMode(); 239905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (mode == VertexBuffer::kStandard) { 240063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 240163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 240205f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kOnePolyRingShadow) { 240350ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 240450ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 240505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kTwoPolyRingShadow) { 240663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 240750ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 2408d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui } else if (mode == VertexBuffer::kIndices) { 2409d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui mCaches.unbindIndicesBuffer(); 2410d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui glDrawElements(GL_TRIANGLE_STRIP, vertexBuffer.getIndexCount(), GL_UNSIGNED_SHORT, 2411d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui vertexBuffer.getIndices()); 241263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 24137b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2414710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24156ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 241604299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik 2418107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2419858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2420858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2421858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 242265cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 242665cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 242765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 242999ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2430107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 243165cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 243265cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2433d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 2434107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(vertexBuffer, paint); 243565cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24367b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243765cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 243865cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 243965cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 244065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 244165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 244265cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 244465cd612face362d054a85d0f7e5881c59cd523beChris Craik * 244565cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 244665cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 244765cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2448107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2449984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() || count < 4) return; 24507b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245165cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24527b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 245405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), buffer); 245505f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 2456d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 245705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2458107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2459d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2460d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2461bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2462107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(buffer, paint, displayFlags); 24635b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24645b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2465107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2466984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() || count < 2) return; 2467ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24686d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24697b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24706d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 247105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), buffer); 24727b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 247305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 247405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2475107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2476ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2477ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2478bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2479107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(buffer, paint, displayFlags); 2480107843de4507b3511006cb9c77b8d0364374385aTom Hudson 2481107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2482ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2483ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2484107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2485e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2486984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 2487e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2488984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson Rect clip(*mState.currentClipRect()); 2489ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 249070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 249176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 249276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 249376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 249476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 249576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2496486590963e2207d68eebd6944fec70d50d41116aChet Haase 2497107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2498c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24999d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2500107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2501d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2502107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 250301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 250401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 250501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 250601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 250701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 250801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2509486590963e2207d68eebd6944fec70d50d41116aChet Haase 2510107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 251101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 251201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2513107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2514d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2515984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2516947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2517947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2518107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2519710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 252001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2521cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2522710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2523c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2524710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2525107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2526107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2527107843de4507b3511006cb9c77b8d0364374385aTom Hudson const VertexBuffer* vertexBuffer = mCaches.tessellationCache.getRoundRect( 2528107843de4507b3511006cb9c77b8d0364374385aTom Hudson *currentTransform(), *p, right - left, bottom - top, rx, ry); 2529107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(left, top, *vertexBuffer, p); 2530710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2531c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 253201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2533107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2534984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2535947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(x - radius, y - radius, x + radius, y + radius, p) 2536947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2537107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2538710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2539cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2540710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2541c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2542107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(x - radius, y - radius, texture, p); 2543cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2544107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2545107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2546107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2547107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2548107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addCircle(x, y, radius); 2549107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2550107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2551cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2552c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 255301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2554107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2555d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2556984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2557947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2558947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2559107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2560710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 256101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2562cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2563710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2564c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2565107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2566107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2567107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2568107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2569107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2570107843de4507b3511006cb9c77b8d0364374385aTom Hudson rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2571107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2572107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addOval(rect); 2573107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2574cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2575c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2576c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2577107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2578d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2579984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2580947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2581947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2582107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2583780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25848b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2585780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 258665cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2587780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2588c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2589780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2590107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2591107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2592780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2593780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2594780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2595780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2596780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2597780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2598780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2599780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2600780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2601780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2602780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2603780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2604780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2605780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2606107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 26078b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26088b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2609cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2610cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2611cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2612107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2613d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2614984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored() 2615947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2616947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2617107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 26186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26196926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2620710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2621cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2622cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2623cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2624cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2625cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2626c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2627107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawShape(left, top, texture, p); 2628107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2629107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2630107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2631107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2632107843de4507b3511006cb9c77b8d0364374385aTom Hudson rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2633107843de4507b3511006cb9c77b8d0364374385aTom Hudson } 2634107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addRect(rect); 2635107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2636cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2637107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2638107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2639107843de4507b3511006cb9c77b8d0364374385aTom Hudson SkPath path; 2640107843de4507b3511006cb9c77b8d0364374385aTom Hudson path.addRect(left, top, right, bottom); 2641107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawConvexPath(path, p); 2642107843de4507b3511006cb9c77b8d0364374385aTom Hudson } else { 2643107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawColorRect(left, top, right, bottom, p); 2644cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2645107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2646cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2647858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2648c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26499d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2650d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2651d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 265276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2653416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2654416a847633680d94efb926837efdc18726d54918Raph Levien 2655c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2656c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2657c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2658c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2659c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2660416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2661416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2662416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2663416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2664c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2665cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2666cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2667cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2668416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2669416a847633680d94efb926837efdc18726d54918Raph Levien 2670c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2671c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2672416a847633680d94efb926837efdc18726d54918Raph Levien 2673984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * writableSnapshot()->alpha; 2674d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 2675c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2676416a847633680d94efb926837efdc18726d54918Raph Levien } 2677416a847633680d94efb926837efdc18726d54918Raph Levien 2678416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2679416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2680c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 268176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2682d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 268376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2684416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2687416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2688416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 268976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2690d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2691416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2692416a847633680d94efb926837efdc18726d54918Raph Levien 2693416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2694416a847633680d94efb926837efdc18726d54918Raph Levien} 2695416a847633680d94efb926837efdc18726d54918Raph Levien 2696768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2697984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * currentSnapshot()->alpha; 2698768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2699768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2700768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2701107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2702d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2703984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (text == NULL || count == 0 || mState.currentlyIgnored() || canSkipText(paint)) { 2704107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2705eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2706eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2707671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2708d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2709107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 2710671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2711671d6cf460531825a321edb200523d0faa7792c9Romain Guy 271239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 271339a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2714671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2715671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2716d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2717671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2718d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2719d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2720671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2721671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2722b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 272359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2724671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2725671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2726671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2727671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2728671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2729c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2730e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 273176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2732416a847633680d94efb926837efdc18726d54918Raph Levien } 2733416a847633680d94efb926837efdc18726d54918Raph Levien 2734671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2735d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2736671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2737671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2738671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2739257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2740671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2741984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect* clip = pureTranslate ? writableSnapshot()->clipRect : &writableSnapshot()->getLocalClip(); 2742671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2743671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2744211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2745671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27461e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2747671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2748257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2749671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2750671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2751d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2752671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2753671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2754671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2755671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2756486590963e2207d68eebd6944fec70d50d41116aChet Haase 2757107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2758eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2759eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 276059744b79ec302000802cd56d30a1bf70f0183c80Chris Craikbool OpenGLRenderer::findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const { 2761624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 276259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 276359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return false; 276459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } else if (CC_UNLIKELY(transform.isPerspective())) { 276559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 276659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return true; 276759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } 276859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 276959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik /** 2770a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * Input is a non-perspective, scaling transform. Generate a scale-only transform, 2771a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * with values rounded to the nearest int. 277259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik */ 277359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float sx, sy; 277459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik transform.decomposeScale(sx, sy); 2775a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik outMatrix->setScale( 2776a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sx)), 2777a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sy))); 2778a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik return true; 2779624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2780624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2781984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonint OpenGLRenderer::getSaveCount() const { 2782984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.getSaveCount(); 2783984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2784984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2785984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonint OpenGLRenderer::save(int flags) { 2786984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.save(flags); 2787984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2788984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2789984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::restore() { 2790984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.restore(); 2791984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2792984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2793984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::restoreToCount(int saveCount) { 2794984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.restoreToCount(saveCount); 2795984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2796984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2797984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::translate(float dx, float dy, float dz) { 2798984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.translate(dx, dy, dz); 2799984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2800984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2801984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::rotate(float degrees) { 2802984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.rotate(degrees); 2803984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2804984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2805984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::scale(float sx, float sy) { 2806984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.scale(sx, sy); 2807984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2808984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2809984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::skew(float sx, float sy) { 2810984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.skew(sx, sy); 2811984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2812984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2813984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setMatrix(const Matrix4& matrix) { 2814984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setMatrix(matrix); 2815984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2816984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2817984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::concatMatrix(const Matrix4& matrix) { 2818984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.concatMatrix(matrix); 2819984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2820984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2821984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 2822984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipRect(left, top, right, bottom, op); 2823984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2824984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2825984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipPath(const SkPath* path, SkRegion::Op op) { 2826984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipPath(path, op); 2827984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2828984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2829984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonbool OpenGLRenderer::clipRegion(const SkRegion* region, SkRegion::Op op) { 2830984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.clipRegion(region, op); 2831984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2832984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2833984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setClippingOutline(LinearAllocator& allocator, const Outline* outline) { 2834984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setClippingOutline(allocator, outline); 2835984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2836984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2837984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudsonvoid OpenGLRenderer::setClippingRoundRect(LinearAllocator& allocator, 2838984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect& rect, float radius, bool highPriority) { 2839984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson mState.setClippingRoundRect(allocator, rect, radius, highPriority); 2840984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson} 2841984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2842984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2843984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2844107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2845d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2846527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2847527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2848527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 284928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 285028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2851984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (text == NULL || count == 0 || mState.currentlyIgnored() || canSkipText(paint) || 2852f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 2853107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 285428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2855cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2856cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28573a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28583a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2859624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2860d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2861624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2862c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2863211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2864624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2865624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28666620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28676620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 286886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 286986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 287086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28719d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2872c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2873c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2874c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 287559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2876c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 287776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28781e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28791e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 288019d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 288119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2882624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2883624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2884624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2885624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2886624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2887624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2888624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2889624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2890624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2891624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2892624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 289359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik SkMatrix fontTransform; 289459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool linearFilter = findBestFontTransform(transform, &fontTransform) 289559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(y - (int) y) > 0.0f 289659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(x - (int) x) > 0.0f; 28973b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2898257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 289906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2900624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2901984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect* clip = !pureTranslate ? NULL : mState.currentClipRect(); 290241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2904996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 29051e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2906527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2907527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2908527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2909a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29108b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29118b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29128b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 291341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2914996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29158b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 291641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2917996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29184ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2919527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2920624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 292141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2922a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 292341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 29245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2925694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2926e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2927486590963e2207d68eebd6944fec70d50d41116aChet Haase 2928107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2929694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2930694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2931107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2932d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2933984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (text == NULL || count == 0 || mState.currentlyIgnored() || canSkipText(paint)) { 2934107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 293503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 293603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 293739a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 293839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 293939a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2940b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 294159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2942257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 294303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 294403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 294503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 294603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29471e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 29489777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 2949984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect* clip = &writableSnapshot()->getLocalClip(); 29509777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 295103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29529777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29539777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29549777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 29551e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 29569777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2957d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 29589777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29599777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29609777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2961486590963e2207d68eebd6944fec70d50d41116aChet Haase 2962107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 2963325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2964325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2965107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2966984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 2967dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2968a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29697fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2970fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2971107843de4507b3511006cb9c77b8d0364374385aTom Hudson if (!texture) return; 297222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29737fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29748b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29758b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29768b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 297701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2978107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 29797fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29807fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2981107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 298235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2983107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 29846c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29856c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2986b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2987b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2988b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2989b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29903f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 299114e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2992b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2993b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2994b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 299539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2996984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const bool rejected = mState.calculateQuickRejectForScissor(x, y, 2997deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, NULL, false); 29984ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 299935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3000b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3001b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3002b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3003107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 300435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 300535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 300662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("drawLayer," RECT_STRING ", clipRequired %d", x, y, 300762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), clipRequired); 300862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 30095bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30102bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 301139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 3012a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30136c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3014211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3015c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 301634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 301734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3018c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 301976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 302016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3021c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3022c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30238168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 302476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 302576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 3026c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3027c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 302876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 30299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 3030d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3031d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 3032d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 30339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3034d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30354063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 30364ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3038d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30394063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 30409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3042c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3043448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 3044448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 3045448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3046448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 3047448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 3048448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 30493380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3050448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3051448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 3052448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3053448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 3054448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 3055448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 3056448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 3057448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 3058c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 30593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3060e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 30613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3062c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30634ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 30645bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30655bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 306676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 306776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 306876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 306976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 30704ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3071f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 307234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3073486590963e2207d68eebd6944fec70d50d41116aChet Haase 3074b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3075b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3076b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3077b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3078107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 30796c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30806c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30816926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30825ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30835ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 308409c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenbergervoid OpenGLRenderer::setDrawFilter(SkDrawFilter* filter) { 308509c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger // We should never get here since we apply the draw filter when stashing 308609c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger // the paints in the DisplayList. 308709c2d4fe15fbac2faf8a97ba2cc59132ee12222aDerek Sollenberger LOG_ALWAYS_FATAL("OpenGLRenderer does not directly support DrawFilters"); 30885ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30936926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3094d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 30953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 30963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 31003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 31013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 310201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3103d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3104f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 310501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 310601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 310701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 310801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 310901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 311001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 311101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 311201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 311301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 311401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 311576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3116d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 311776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 311801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 31194063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 31204063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 312101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 312201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 312376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3124d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 312501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 312601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 312701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 312801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 312901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3130f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3135d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3136d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 31370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3140726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3142211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3143726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3144f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31468b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3148e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3149f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3150f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3151f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3152f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3153f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3154e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3155e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31580a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3159e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3160e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3161e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3162e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31650a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31660a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3167e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3168e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3169e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3170e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31710a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3172e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3173726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3174e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3175726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31770a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3180107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3181984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) { 3182107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 3183672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3184672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3185107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawColorRects(rects, count, paint, false, true, true); 3186735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3187735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3188b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3189b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3190b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3191b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3192b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3193b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3194b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3195b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3196107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawShadow(float casterAlpha, 319705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer* ambientShadowVertexBuffer, const VertexBuffer* spotShadowVertexBuffer) { 3198984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (mState.currentlyIgnored()) return; 3199f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 320015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3201f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3202f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3203f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3204ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3205f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 320614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui // The caller has made sure casterAlpha > 0. 320714a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float ambientShadowAlpha = mAmbientShadowAlpha; 320814a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertyAmbientShadowStrength >= 0)) { 320914a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui ambientShadowAlpha = mCaches.propertyAmbientShadowStrength; 321014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 321114a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (ambientShadowVertexBuffer && ambientShadowAlpha > 0) { 321214a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * ambientShadowAlpha, 0, 0, 0); 321391a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*ambientShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3214ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3215ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 321614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float spotShadowAlpha = mSpotShadowAlpha; 321714a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertySpotShadowStrength >= 0)) { 321814a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui spotShadowAlpha = mCaches.propertySpotShadowStrength; 321914a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 322014a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (spotShadowVertexBuffer && spotShadowAlpha > 0) { 322114a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * spotShadowAlpha, 0, 0, 0); 322291a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*spotShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3223ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32247b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 3225107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty=true; 3226f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3227f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3228107843de4507b3511006cb9c77b8d0364374385aTom Hudsonvoid OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 322976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 32303b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 3231107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 32323b753829ae858d424fe109f714745379a6daf455Romain Guy } 3233735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 323476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 323576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 3236d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 323776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 323876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 323976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3240672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3241672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3242672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3243672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3244672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3245448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3246672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3247672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32482af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3249672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3250672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3251672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3252672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3253672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32543b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32553b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32563b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32573b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3258672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32593b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32603b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32613b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32623b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3263672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3264672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3265f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3266107843de4507b3511006cb9c77b8d0364374385aTom Hudson return; 3267a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3268672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3269672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3270672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3271d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3272d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 327376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 327476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3275672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3276672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32774063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3279d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3280d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 328176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3282672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3284d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3285672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3286672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32874063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3288672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3289107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 3290672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3291672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3292026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 329376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 329476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3295d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3296d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 3297d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3298d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3299d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 330070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 330115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3302d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3303d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 330476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 330576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 330670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 33074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 3309d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3310d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 331176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 331270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3313c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3314c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3315c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3316c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 331782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3318d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3319d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33208164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33253380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 33263380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 33273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 33293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 33303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 33323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3334d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3335d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3336d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 33376620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3338d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 334076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 33413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 33426620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 334367862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 334476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 33453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 33463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 33506620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 335185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 335285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3353f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 335476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33556820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33564063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33588694230ff25fa0a60e480d424843e56b718f0516Romain Guy 335976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 336076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 336176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 336276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 336376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 336470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 336570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 336670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 336776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 336876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 336970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3370886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3372886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 337386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 337476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 337570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3376db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33776820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 337882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 337982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 338176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 338676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 338776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 338876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 338976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 339076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 33913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 33923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 33933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 339476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 339576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 33963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 33973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 33993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 340176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3407886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 340876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3409886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3411886b275e529e44a59c54b933453d9bc902973178Romain Guy 341276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 341376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 341476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 341576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 341676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3417886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3418886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 341976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3420886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3421886b275e529e44a59c54b933453d9bc902973178Romain Guy } 342276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3423d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 342476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3425886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3426886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3428886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3429886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 343076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3431d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 3432886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3433886b275e529e44a59c54b933453d9bc902973178Romain Guy 3434886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3435886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3436886b275e529e44a59c54b933453d9bc902973178Romain Guy 3437a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3438f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3439deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3440984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson if (writableSnapshot()->roundRectClipState != NULL /*&& !mSkipOutlineClip*/) { 3441deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3442deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3443deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3444deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3445deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 344682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3447c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 344882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 344982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 345082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 345182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 345282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 345382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 345433fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34553bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3456a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3457f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3458a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 345982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 346082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 346182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 346282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 346382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 346482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 346582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 346682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3467a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 346882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 346982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 347182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 347282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 347382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 347582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 347682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 347882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 347982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 348082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 348182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3482fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 348382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 348482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3485fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3486bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3487bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3488889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3489d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3490fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3491d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3492fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34936926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3494260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 34956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3496260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3497260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3498026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3499ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 350082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 350182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 350282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 350382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35048ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35058ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3506d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3507be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 350816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 350916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 351087b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 351116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3512d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3513026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3514026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 351576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 351616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 351716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 351816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 351916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 352016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 352116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3522d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 352316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 352416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35259d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3526e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3527