OpenGLRenderer.cpp revision 797b95b26bbb7557678af78b9a2a61830158920f
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> 24694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 255cbbce535744b89df5ecea95de21ee3733298260Romain Guy 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 27e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 34c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 36405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 3955bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 40e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik#include "utils/GLUtils.h" 41a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4255bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 43e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 44e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 459d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 489d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 499d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 509d5316e3f56d138504565ff311145ac01621dff4Romain Guy 51759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 52759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 53759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 54f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 55dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 5667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 5767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 5867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 5967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 6067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 6167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 62d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 639d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 649d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 659d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 669d5316e3f56d138504565ff311145ac01621dff4Romain Guy 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 68889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 69889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 70889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 71889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 72889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 73889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 74889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 75889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 76026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 77026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 78026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 862ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 872ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 882ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 892ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 902ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 912ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 92d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 94026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 95e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 9787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 99f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1102ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1112ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1122ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 113d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1142ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 115f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 116f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 117f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 118448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 119448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 120448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 121448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 122448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 123448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 124448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 125448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 126448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 127f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 128f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 129f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1303bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1313bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 132527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 133527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 13416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 135026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 136ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 137ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 13896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 13978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 142e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 143e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 14529d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 14629d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 147e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 148e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 15087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 15187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 15287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 15387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 15487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 15587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 15687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 15787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 15813631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 15913631f3da855f200a151e7837ed9f6b079622b58Romain Guy 16013631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 161f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 162f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 163f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 164797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 172c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 173fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 174fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 17514e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeSaveStack(left, top, right, bottom); 17696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1775f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 17896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 179ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 18096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 18196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 18296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 18311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 18496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 18596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 18696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 18745e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 18814e513058ed4168c94e015638d16f5f87fd8063aChris Craik glViewport(0, 0, getWidth(), getHeight()); 1897d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 19054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 19154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 19254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 19354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 19454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 195d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 1962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1977c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 1987c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 19996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 20096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 20496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 20578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 20796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 20996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 21096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 21196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 212d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 21396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 21496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2207c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2217c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 222dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 223dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 224dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 225dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2263bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 22714e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 228f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 229f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 230f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 231f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 232dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 233dcfc836b457a87881da409e1acf251515f121446Romain Guy } 234dcfc836b457a87881da409e1acf251515f121446Romain Guy} 235dcfc836b457a87881da409e1acf251515f121446Romain Guy 2367c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 23778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 238586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 239a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(left, getViewportHeight() - bottom, right - left, bottom - top); 2406b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 24144b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 242ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 24344b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2447c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 24544b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 246ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 247ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 248ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 249ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 250ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 251ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 252ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2536b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 254bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 255bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 256d6b65f67717025b1162f86f04e2caa5723566cacChris Craikvoid OpenGLRenderer::startTilingCurrentClip(bool opaque) { 25754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 258d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 259d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 26014e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 261d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 262d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 26354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 26454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 265a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik startTiling(*clip, getViewportHeight(), opaque); 266c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 267c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 268c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 269c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 270c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 271c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 27252036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2742b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2752b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2762b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 27754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2792b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 280b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2817c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2822b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2832b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 284ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 285ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 286ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 287ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 288ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 289ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 29011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 291b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 292e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 293b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 29411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 295c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 296e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 29711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 29811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 29911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 30011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 301c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 30211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 30396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 30478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 30578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 30678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 30778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 30896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 309b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 310b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3116c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 312da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 313da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 314da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 315da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 316da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 317da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 3189ab2d1847552aa4169b4325aae1b1368d6947a9fChris Craik mCaches.resetActiveTexture(); 31950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 32015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 321f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 322ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3237c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 324da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 325da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3266c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 327d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 328a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glViewport(0, 0, getViewportWidth(), getViewportHeight()); 329d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3307c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 33135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3323e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3333e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3348025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 335586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 33682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 337746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 338da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 339a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3408aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 34150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 34250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 34350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 34450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 34550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 346da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 347da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 34835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 349a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glViewport(0, 0, getViewportWidth(), getViewportHeight()); 350a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glBindFramebuffer(GL_FRAMEBUFFER, currentSnapshot()->fbo); 3517c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 35235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 35335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 35435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 35535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 35635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3578f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 358d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 359408eb12631376cbdc96803e918decf6ea804d346Chris Craik 360d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 36180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 36280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 363d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 364d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 365d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 366d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 367d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 368d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 36908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 37008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 37108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 37208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 37308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 37408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 375a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 376a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 377d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 37880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 37925d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck bool dirtyClip = mDirtyClip; 38054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 38154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 38254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 38354f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 38425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck if (mCaches.enableScissor() || dirtyClip) { 38525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 38625d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 38754f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik interrupt(); 38854f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 38954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // call functor immediately after GL state setup 390750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck (*functor)(DrawGlInfo::kModeDraw, &info); 391cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 392daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 393750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck return DrawGlInfo::kStatusDrew; 394daf98e941e140e8739458126640183b9f296a2abChet Haase} 395daf98e941e140e8739458126640183b9f296a2abChet Haase 396f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 39787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 39887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 39987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4000f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4010f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4020f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4030f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 40487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 40587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 40687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 40787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 40887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 40987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 41087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 41187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 41287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 41387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 41487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 41587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 41687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 41787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 41887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 41987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 42087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 42187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 42287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 42387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 42487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 42587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 42687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 42787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 4285f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 42987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 431a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(clip->left, firstSnapshot()->getViewportHeight() - clip->bottom, 43287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 43387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 434627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 43587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 436627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 437627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 438627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 43987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 440627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 441627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 442627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 44387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 444627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 445627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 446627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 44787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 448627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 449627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 45087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 45187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 45287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 45387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 45478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 45514e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 45678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 45714e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 45878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 45978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 46078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 46178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 46278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 46378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 46478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 46578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 46678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 46778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 46878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 46987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 47011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 47111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 47211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 47311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 47496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 475087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck layer->displayList.get() && layer->displayList->isRenderable()) { 476405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 477405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 47811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 47911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4807c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4817c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4827c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4837c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 48411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 48602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 48796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 48896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 48996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 49011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 49211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 493d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 49411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 49511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4965bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 49734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 49811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 50011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 50111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 50411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 50696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 50796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 50896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 50911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 51011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 51196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 51296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 51396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 51496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 51596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 51611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5171206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5181206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 51911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 52011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 52196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 52296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 52396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 52411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 52511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 52796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 52896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 52996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 53096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 53196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 53296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 53396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 53496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 53596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 53696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 53796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 53896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 53996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5401206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5411206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 54296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 54302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 54402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 545405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 54602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 54702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 548405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 549405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 55002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 55102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 55296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 55396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 55496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 55596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 55796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 56402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 56502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 56702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 56802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 56902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 57002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 57102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 57202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 578e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 579e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 580e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 581e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 582e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 583e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 584e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 585e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 586e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 587e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 588e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 589e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 59111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 59211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 59411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 59511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 59711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 59811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 59911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 60111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 602405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 603405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 604405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 605405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 606405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 607405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 608405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 609405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 61011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 611f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 612f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 613f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 61414e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 615a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 61614e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 61714e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 618bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 619a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 620a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glViewport(0, 0, getViewportWidth(), getViewportHeight()); 621eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 622eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6232542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 624746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6258fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6262542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6275ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6287273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 6297273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 63014e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 6317273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 6325ec9924d24495822b589f1a17996655d66273b30Romain Guy } 633d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6345cbbce535744b89df5ecea95de21ee3733298260Romain Guy 635f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 636bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 637bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 638bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 639bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 641eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 642d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 643d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 6443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 645dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 646d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 647d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 648bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 649bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 650d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 651d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 652d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 653d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 654d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 655d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 656d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 657d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 658d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 659d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 660d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 661d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 662d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 663924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 664924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 665924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 666d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 667d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 668d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 669d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 670d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 671d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 672d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 673d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 674d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 675d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 676d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 677d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 678d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 679d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 680d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 681d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 682d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 683d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 684d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 685408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 686408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 687408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 688408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 689408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 690408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 691408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 692408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 693408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 694408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 695408eb12631376cbdc96803e918decf6ea804d346Chris Craik 696d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 697d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 698d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 699d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 700d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 701d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 702d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 703d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 704d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 705d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 706d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 707d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 708d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 709d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 710d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 711d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 712d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 713a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 714deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 715d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 716d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 717d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 718d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 719d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 720d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 7311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 7321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 7331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 7341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 7351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 7361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 7386b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 7396b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 7406b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 7416b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 7421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 7441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 74687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 76687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 76787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 76887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 76987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 77087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 772d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 7733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 774eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 775fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 776dda570201ac851dd85af3861f7e575721d3345daRomain Guy 777eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 778eb99356a0548684a501766e6a524529ab93304c8Romain Guy 779f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 780d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7818aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 783674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 784dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 785dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 786d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 787b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 788b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 789dda570201ac851dd85af3861f7e575721d3345daRomain Guy 790a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7918550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 792f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 793f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 794bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 795bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 796674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 7978aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 800d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 801a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8027c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 8033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 804dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8058fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 806d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 807d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8081d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8097273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 810eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 811e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 812eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 813eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 815514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 817b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 818b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 819b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 820b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 821b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 822b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 8239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 824514fb18827186591d66973c2362c859b64b63556Romain Guy } 8257b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 826a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 827a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 828a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 829b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 83054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 83154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 832ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 833eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 834f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 835d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 836bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 837bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 838e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 839c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 842d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 843a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 844d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 845d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 846d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 847a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 848deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 8495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8502b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8517c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 8549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8580908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 8599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 865d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 8665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 868586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8698f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 8775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 88314e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 88414e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 8853762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8861d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8871d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8881d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 88914e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 8908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 89114e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 892eb99356a0548684a501766e6a524529ab93304c8Romain Guy 89339a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 894f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 895deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, NULL, false); // safely ignore return, should never be rejected 89639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 89739a908c1df89e1073627b0dcbce922d826b67055Chris Craik 898eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8992b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9002b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 901e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 902e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 906eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 90714e513058ed4168c94e015638d16f5f87fd8063aChris Craik glBindFramebuffer(GL_FRAMEBUFFER, restored.fbo); 9087c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9092b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 910d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 911eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 912eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 91476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 91576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 91676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 91776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 91876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 91976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 9205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 922f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 923f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 92403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9258b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 926a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 930eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 93114e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 9325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 935a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 936a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 937a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 938a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 939a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 9409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 941a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 942eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9431d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 944746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 945746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 946eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 9488550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9491d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 950603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9511d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9521d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9531d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 954aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9552458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 956aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 957aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9598f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9608f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9618f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9628f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9638f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 964aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 96576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 96676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 967aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 968aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 96976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 9709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9728f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9748f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 975d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 9769757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 977ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 978ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 979d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 980d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 9819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 982d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 986d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9874063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 9884063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 9899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 9913380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 992aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 993aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 994aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 995aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 9979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 998aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 999aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1000aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1004d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1005ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1006b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1007b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1008b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1011d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1012d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1015d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1017d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 102076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 102176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 102276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 102376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 102476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 102576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 10269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 102776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 10283380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 10299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1031aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1032aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1033aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1034aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1035aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1036aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 103934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 104034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 104134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 104234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 104334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 104434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 104534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 104634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 104734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 104834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 104934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 105034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 105134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 105234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 105334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 105434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 105534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 10565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 10583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 10603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 10613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 10633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 10643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 10663f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 10673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 10683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkiaShader* oldShader = mDrawModifiers.mShader; 10703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 10723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 10733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 10743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 10753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkiaLayerShader layerShader(layer, &shaderMatrix); 10763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mDrawModifiers.mShader = &layerShader; 10773f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 10793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 10803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 10813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 10823f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mDrawModifiers.mShader = oldShader; 10843f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 10853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 10873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 10883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 10895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10909fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10919fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 109234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 10939fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 10993f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 11003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 11013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 11023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11033f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 11043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 11313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 11323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 11363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11433f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 11445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 11463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 11473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 11503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 11513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 11525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 11543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 11603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 116234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 116334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 11643f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 11653f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 11713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 11723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 11765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11813a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1182e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 11833a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11843a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 11983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 120076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 120176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 120376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1206e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 120876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 122176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1226f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1229f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1235f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1237f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12381bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12391bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12401bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12411bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1242d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 12431bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12441bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12451bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12461bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1252448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1253448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1254448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1255448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 12563380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1257448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1258448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1259448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1260448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1261448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1262448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1263448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1264448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1265448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 126654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 126754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 126854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 126954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1270d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 127154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 127254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 127354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 127454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 127654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12788a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 127954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1280448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 128254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 128754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 128854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 128954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 129054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1293e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1294e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1295e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1296e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 129754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 129976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 130076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 130154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 130254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 130376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 130454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 130554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 130854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13108a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 131254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 131354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 131454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 131554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1316e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 131754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 131854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 131954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1320bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1321c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1322c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1323c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1324ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1325d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1326d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1327c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1328ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1329ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1330ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1331d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 133228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13335e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13345e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13355e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13365e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1337d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1338ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1339ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1340ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 134128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1342a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1343d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 134428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 134528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1346d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1347d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1348d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1349d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 135028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 135128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1352ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1353d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1354d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1355d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1356d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1357c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1358ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1359ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1360527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1361527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1362d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1363c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1364c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13657273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13667273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1367d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 13687273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1369d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1370deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1371deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1372deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1373c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1374c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1375c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1376527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 137714e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 13787273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 137914e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1380deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = state.mRoundRectClipState; 1381ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1382527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 138328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 138428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1385ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1386ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1387c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1388c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 138928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 139028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 139128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 139228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 139428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 139528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 139628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 139728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 139828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 140014e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 140128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1402527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 140328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1404527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1405527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1406c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1407f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1408f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1409f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1410bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1411d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1412e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14138f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1414a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (mCaches.setScissor(clip.left, getViewportHeight() - clip.bottom, 14158a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14168a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14178a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14189d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14199d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1425d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1432c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1433c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1434c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1435c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1436c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14378d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14383bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1440c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1441f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1447d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1456deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // Clear and update the stencil, but first make sure we restrict drawing 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 1464deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1465deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1466deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1467deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 146976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 147076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0xff000000); 147176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 147276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 147976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 1480deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (resetScissor) mCaches.disableScissor(); 1481deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14843ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14853ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14863ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14873ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 148876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 148976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 149076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 14913ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 14948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1498f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1499f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1500f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1501f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1502f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1503f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1504f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1505d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1506f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15075e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1508f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1509cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1510f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1511f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1512f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1513f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1514cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1515cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1516deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1517deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1518deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, 1519deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1520dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1521dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1522dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1523b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craik if (!isRecording()) { 1524f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // not quick rejected, so enable the scissor if clipRequired 152539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1526deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = !roundRectClipRequired; 1527586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 152839a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1529c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1530c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1532735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1533d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!isRecording() && !currentSnapshot()->clipRegion->isEmpty()) { 153476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 153576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 153676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 153776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1541735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1542f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 154370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 154470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 154570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 154654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1547f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15488a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 154954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1552b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1553b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1554b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1555b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 15568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 155770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15583ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 155970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15603ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 156170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 156270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 156370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 156470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 156570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 15663ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15673ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 15683ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 15693ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 15703ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 15713ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 157278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 157378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 157470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 157570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 157670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 157770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 157870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 157970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 158070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1581ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1582ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1583ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1584ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1585ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1586ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1587aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1588aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1589aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1590aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 159115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1592ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 159315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 159415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1595710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 159699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 15975b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 15985b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 15998d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16008d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1601886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1602886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1603886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 160470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1605e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 160670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 160770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 160886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 160986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1610886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1611886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1612886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 161386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1614e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 161586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 161686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16174121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16184121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16194121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16204121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 162370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 162470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 162570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 162670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1627e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1631c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1632c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 163370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 163470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 163776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 163876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 163976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 164076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 164176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 164276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 164376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 164476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 164576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 164676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 164770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 164870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1650f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1651f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1652f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1653f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 165454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1655f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1656f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1657f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 165876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 165976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1660f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1661f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1662f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 166376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 166476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mColorSet && mColorA < 1.0f) || 166576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 166676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getColorFilter(); 1667c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 167176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1672f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1673f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1674f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1675c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1676c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 167776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (paint && paint->getColorFilter()); 1678c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 168270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 1683deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1684deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1685deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik const RoundRectClipState* state = mSnapshot->roundRectClipState; 1686deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik const Rect& innerRect = state->outlineInnerRect; 1687deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform4f(mCaches.currentProgram->getUniform("roundRectInnerRectLTRB"), 1688deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik innerRect.left, innerRect.top, 1689deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik innerRect.right, innerRect.bottom); 1690deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform1f(mCaches.currentProgram->getUniform("roundRectRadius"), 1691deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state->outlineRadius); 1692deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniformMatrix4fv(mCaches.currentProgram->getUniform("roundRectInvTransform"), 1693deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 1694deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 169970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1703e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1705e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 170670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 170886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1709a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 1710a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.currentProgram->set(mSnapshot->getOrthoMatrix(), mModelViewMatrix, transformMatrix, offset); 1711a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1712a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1713a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1714a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1715a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1716a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 171786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 171870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1721c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17275536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 172886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17295536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17305536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17315536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 173270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1733c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 173470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 17354063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 17364063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // because it was built into modelView / the geometry, and the SkiaShader needs to 17374063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // compensate. 17384063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mat4 modelViewWithoutTransform; 1739d6b65f67717025b1162f86f04e2caa5723566cacChris Craik modelViewWithoutTransform.loadInverse(*currentTransform()); 1740e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik modelViewWithoutTransform.multiply(mModelViewMatrix); 1741e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.load(modelViewWithoutTransform); 174270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1743c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1744e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix, *mSnapshot, &mTextureUnit); 174570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 174670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 174976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 175076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 175176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 175276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 175376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 175476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 175576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 175676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 175776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 175876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 175976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 176076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 176176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 176276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 176376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 176476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 176676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 176776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 176876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 176976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 177076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 177176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 177276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 177376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 177476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 177576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 177676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 177776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 177876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 177976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 178076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 178176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 178376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 178476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 178576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 178970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17914121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 17924121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 17934121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17944121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 179570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1796f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1797cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 179815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 179970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1802257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18032d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 180415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1807aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1808aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18092d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 181015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1811aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1812aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18138f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18148f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18158f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18168f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1818aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1819aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1820aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1821aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1822564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1823564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1824f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1826f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 182770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1828f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1830d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1831cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 183215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1833cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 183415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 183515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 183615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 183715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 183815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1839564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1840564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1841ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1842ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1843ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1844ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1845ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1846ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1847ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1848ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1849ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1850ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1851ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1852ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1853ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1854ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1855ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1856ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1857564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1858564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 18593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 18603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 18613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 18623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 18633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 18643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 18653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 18663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 18673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 186863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 18693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1870cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 187115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1872cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18738d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 187470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 187570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1876448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1877f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 187863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1879cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 18805b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18815b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 188270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1883f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1884f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1885f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1886e18264b079481a244b30e3f71012c53bbd861f92John Reckstatus_t OpenGLRenderer::drawDisplayList(RenderNode* displayList, Rect& dirty, 1887ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 188858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 18890fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 18900fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 189104c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1892f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1893f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik displayList->computeOrdering(); 1894d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 189558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1896ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1897b265e2ca50b6ceb2fd2987ef1f7d063b1bde19aeChris Craik displayList->replayNodeTree(replayStruct); 189858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1899c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1900c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 190128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1902d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1903ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1904b265e2ca50b6ceb2fd2987ef1f7d063b1bde19aeChris Craik displayList->deferNodeTree(deferStruct); 190596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 190696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 190758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 190896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1909f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 19100fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19117b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19126554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19130fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19140fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1915d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1916886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1917886b275e529e44a59c54b933453d9bc902973178Romain Guy 1918a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1919a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1920a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1921886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1922886b275e529e44a59c54b933453d9bc902973178Romain Guy 1923a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1924d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1925d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1926d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1927a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1928a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1929886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1930886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 193167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19325b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1933e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1936886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 193776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1939a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1940a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 194103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 194203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 194303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 194403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 194503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1946d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1947d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1948d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1949527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 195055b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1951527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1953527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1954527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1955527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 195667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 1957527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1958527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1959527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 19604b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1961527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 196276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 19634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 19644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1965527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1966527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 196776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 19684063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 19694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1970527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 1971527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1972527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 1973527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1974527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1975d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, float left, float top, 1976d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 19776926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 19786926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 19796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1980f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 1981486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19826926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19836926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1984a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 1986486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 198722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 198822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 19894b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1990a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1991a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1992a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1993a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1994486590963e2207d68eebd6944fec70d50d41116aChet Haase 1995486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 19968ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 19978ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1998d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkMatrix* matrix, 1999d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2000f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2001f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2002f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2003f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2004f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 2005486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20066926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2008a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2010486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 201122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 201222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 20174b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2018886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2019886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2023486590963e2207d68eebd6944fec70d50d41116aChet Haase 2024486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2025f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2026f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2027d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, float left, float top, 2028d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2029e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2030e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2031e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2032f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2033486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2034e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2035e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2036e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2037e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2038e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2039e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20404b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2041886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2042886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2043886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2044886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2045486590963e2207d68eebd6944fec70d50d41116aChet Haase 2046486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2047e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2048e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2049d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2050d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2051d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2052486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20535a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20545a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 205539a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 205639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 205739a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2058b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2059b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2060b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2061b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2062b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2063a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2064b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2065564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2066564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2067564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2068ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2069ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2070ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2071ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2072d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2073d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2074d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2075ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2076ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2077a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 20793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 20803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20855a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20885a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20895a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 20923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20955a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2102ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2103ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2104ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2106ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2107ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2108ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2109b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2110a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2111a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2112a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2113a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21155a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21165a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2117f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2118ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2119a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2120a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2121a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2128ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2129a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2130a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2131a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 213267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2133a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2134a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2135a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2136a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2137a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2140a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2141d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2142b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2143b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2144ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2145ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2146ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 214776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 214876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2149ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2150ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2152ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 215476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21553380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2156ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2157ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2159ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2163ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2164ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2165486590963e2207d68eebd6944fec70d50d41116aChet Haase 2166486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2169d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 21708ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21718ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2172d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2173f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2174486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21766926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2177a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2179486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 218022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21828ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21838ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2184c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2191c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 219203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 21938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21948ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2195d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2196d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2197886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2198886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2200886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2201886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2202886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2204c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2206b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2207d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2208d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2209d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2213886b275e529e44a59c54b933453d9bc902973178Romain Guy 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2216886b275e529e44a59c54b933453d9bc902973178Romain Guy 221767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22196620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 222067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2224886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2229886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy 2231886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2232886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2233886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2234886b275e529e44a59c54b933453d9bc902973178Romain Guy 22354b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2236886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 223776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22383380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2239886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 224276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22433380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2244886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2245886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2246886b275e529e44a59c54b933453d9bc902973178Romain Guy 2247886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22508ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22518ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2252486590963e2207d68eebd6944fec70d50d41116aChet Haase 2253486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2254ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2255ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2256d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2257d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2258f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 22594c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 22604c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22614c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 22624c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 22634c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22644c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22654c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 226603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2267be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2268be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2269d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2270d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2271d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2272f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2273486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22746926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2276211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2277a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2278a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2279a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2280a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2282a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2283a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2284a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2285d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22878168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2288d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2289d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22928ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2293211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2294c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2295c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2296c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2298c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2299d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2305211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2306d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2307d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23086620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23134063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23146620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 231576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 231676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23184063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2319054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2320486590963e2207d68eebd6944fec70d50d41116aChet Haase 2321486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2322f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2323f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 232403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 232503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 232603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 232703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 232803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2329d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2330d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 233103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 233203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 233303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 233403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 233503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 233603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 233703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 233803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 233976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 234076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 234203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 234403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 234503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghuistatus_t OpenGLRenderer::drawVertexBuffer(VertexBufferMode mode, 234763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui const VertexBuffer& vertexBuffer, const SkPaint* paint, bool useOffset) { 23484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23496d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2350bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 235165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2352bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2353bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 235465cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 235565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 235665cd612face362d054a85d0f7e5881c59cd523beChris Craik 2357710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2358710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2359710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2360710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 236176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 236376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2364710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 23654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, 0, 0, 0, 0); 2366710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 236776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 23684063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(); 2369858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 237055bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2371710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2372cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2373710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 237463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 23756ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2376710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2377710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2378710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2379710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2380710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23816ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23826ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2383710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23846ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 238563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui if (mode == kVertexBufferMode_Standard) { 238663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 238763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 238850ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_OnePolyRingShadow) { 238950ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 239050ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 239150ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_TwoPolyRingShadow) { 239263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 239350ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 239463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 23957b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2396710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23976ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 239804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik 240065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2401858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2402858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2403858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 240565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 240665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 240765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 240865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 240965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 241065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 241199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2412d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2415d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 24167b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2417c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2418c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2419f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik PathTessellator::expandBoundsForStroke(bounds, paint); 2420d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2421c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24227b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, vertexBuffer, paint); 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24257b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 242665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 242765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 242865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 242965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 243065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 243165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 243265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 243465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 243565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 243665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2437d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2438d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24397b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 244065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24417b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 244265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 2444d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), bounds, buffer); 2445d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2446f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2447f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2448d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2449d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2450d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2451d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2452486590963e2207d68eebd6944fec70d50d41116aChet Haase 245365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 245463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 24555b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24565b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2457d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2458d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2459ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24606d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24617b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24626d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 24636d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 2464d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), bounds, buffer); 24657b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2466f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2467f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 24686d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2469ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2470ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2471d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2472486590963e2207d68eebd6944fec70d50d41116aChet Haase 24736d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 247463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 2475ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2476ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2477486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2478e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2479d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2480e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2481d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2482ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 248370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 248476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 248576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 248676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 248776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 248876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2489486590963e2207d68eebd6944fec70d50d41116aChet Haase 2490486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2491c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24929d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2493486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2494d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2495486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 249601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 249701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 249801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 249901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 250001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 250101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2502486590963e2207d68eebd6944fec70d50d41116aChet Haase 2503486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 250401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 250501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2506486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2507d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2508d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2509257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2510710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2511710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 251201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2513cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2514710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2515c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2516710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2517710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2518710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2519710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2520710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2521710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2522cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2523cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2524cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2525cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2526cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2527cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2528710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 252965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2530c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 253101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2532d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2533d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2534257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2535257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2536710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2537710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2538cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2539710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2540c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2541710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2542710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2543710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2544710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2545cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2546cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2547cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2548cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2549cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 255065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2551c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 255201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2553486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2554d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2555d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2556257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2557710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2558710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 255901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2560cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2561710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2562c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2563710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2564710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2565710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2566710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2567710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2568cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2569cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2570cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2571710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 257265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2573c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2574c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2575486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2576d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2577d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2578257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2579780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2580780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25818b2f5267f16c295f12faab810527cd6311997e34Romain Guy 25828b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2583780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 25848b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 25858b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2586780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 258765cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2588780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2589c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2590780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2591780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2592780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2593780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2594780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2595780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2596780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2597780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2598780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2599780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2600780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2601780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2602780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2603780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2604780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2605780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2606780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 260765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26088b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26098b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2610cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2611cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2612cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2613d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2614d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2615d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2616257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2617486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 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); 2627cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2628cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2629cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2630cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2631cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2632cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2633cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2634cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2635cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 263665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2637026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2638026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2639d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2640710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2641710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 264265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2643858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 264476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 264565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2646858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2647c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26489d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2649d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2650d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 265176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2652416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2653416a847633680d94efb926837efdc18726d54918Raph Levien 2654c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2655c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2656c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2657c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2658c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2659416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2660416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2661416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2662416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2663c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2664cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2665cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2666cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2667416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2668416a847633680d94efb926837efdc18726d54918Raph Levien 2669c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2670c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2671416a847633680d94efb926837efdc18726d54918Raph Levien 2672c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * mSnapshot->alpha; 2673c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2674c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2675416a847633680d94efb926837efdc18726d54918Raph Levien } 2676416a847633680d94efb926837efdc18726d54918Raph Levien 2677416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2678416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2679c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 268076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2681416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 268276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2683416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2686416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2687416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 268876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2689416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2690416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2691416a847633680d94efb926837efdc18726d54918Raph Levien 2692416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2693416a847633680d94efb926837efdc18726d54918Raph Levien} 2694416a847633680d94efb926837efdc18726d54918Raph Levien 2695768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2696c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2697768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2698768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2699768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2700486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2701d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2702d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2703486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2704eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2705eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2706671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2707d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2708486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2709671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2710671d6cf460531825a321edb200523d0faa7792c9Romain Guy 271139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 271239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2713671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2714671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2715d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2716671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2717d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2718d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2719671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2720671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2721b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2722c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2723671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2724671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2725671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2726671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2727671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2728c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2729e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 273076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2731416a847633680d94efb926837efdc18726d54918Raph Levien } 2732416a847633680d94efb926837efdc18726d54918Raph Levien 2733671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2734d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2735671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2736671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2737671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2738257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2739671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2740671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2741671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2742671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2743211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2744671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27451e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2746671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2747257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2748671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2749671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2750d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2751671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2752671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2753671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2754671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2755486590963e2207d68eebd6944fec70d50d41116aChet Haase 2756486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2757eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2758eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2759624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2760624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2761624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2762624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2763624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2764624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2765b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2766624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2767624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2768d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->decomposeScale(sx, sy); 2769624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2770624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2771624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2772624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2773624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2774624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 277541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2776d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2777527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2778527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2779527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 278028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 278128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2782d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2783f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 278428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 278528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2786cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2787cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 27883a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 27893a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2790624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2791d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2792624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2793c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2794211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2795624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2796624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 27976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 27986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 279986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 280086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 280186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28029d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2803c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2804c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2805c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2806c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2807c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 280876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28091e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 281119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 281219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2813624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2814624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2815624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2816624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2817624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2818624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2819624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2820624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2821624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2822624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2823624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2824624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 28253b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2826c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 28276620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2828a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2829257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 283006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2831624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2832d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 283341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2835996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28361e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2837527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2838527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2839527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2840a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28418b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28428b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28438b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 284441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2845996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28468b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 284741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2848996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28494ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2850527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2851624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 285241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2853a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 285441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2856694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2857e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2858486590963e2207d68eebd6944fec70d50d41116aChet Haase 2859486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2860694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2861694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2862d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2863d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2864d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2865486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 286603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 286703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 286839a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 286939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 287039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2871b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2872c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2873257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 287403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 287503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 287603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 287703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28781e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 28799777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28809777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 28819777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 288203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 28839777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 28849777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28859777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 28861e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 28879777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2888d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 28899777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 28909777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 28919777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2892486590963e2207d68eebd6944fec70d50d41116aChet Haase 2893486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2894325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2895325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2896d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2897d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2898dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2899a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29007fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2901fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2902486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 290322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29047fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29058b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29068b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29078b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 290801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2909486590963e2207d68eebd6944fec70d50d41116aChet Haase 2910486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29117fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29127fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2913a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 291435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2915486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 29166c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29176c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2918b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2919b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2920b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2921b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 292314e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2924b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2925b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2926b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 292739a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2928f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2929deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, NULL, false); 29304ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 293135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2932b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2933b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2934b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 293535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 293635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 293735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29385bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29392bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 294039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2941a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29426c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2943211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2944c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 294534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 294634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2947c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 294876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 294916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2950c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2951c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29528168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 295376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 295476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 2955c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2956c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 295776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 29589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2959d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2960d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2961d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 29629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2963d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 29644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 29654ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 29669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2967d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 29684063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 29699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 29709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2971c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2972448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 2973448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 2974448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2975448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 2976448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 2977448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 29783380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 2979448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 2980448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 2981448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2982448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 2983448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 2984448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 2985448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 2986448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 2987c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 29883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 2989e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 29903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2991c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 29924ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 29935bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 29945bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 299576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 299676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 299776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 299876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 29994ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3000f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 300134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3002486590963e2207d68eebd6944fec70d50d41116aChet Haase 3003b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3004b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3005b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3006b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3007486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30086c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30096c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30106926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3011d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3012d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3013d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3014d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3015c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 301606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 301706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 301806f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3019c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3020c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 30218aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 302206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 30237fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 30247fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3025d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 30265ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30285ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30295ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3030527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3031527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3032c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3033527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3034527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30355ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30365ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30375ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3038c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3039c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3040c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30415ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30425ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3043d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3044758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3045758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3046758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30475ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30485ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 30495ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30505ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3051c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3052c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 30535ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30545ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 30555ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30565ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30575ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30596926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3061d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 30623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 30633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 30673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 30683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 306901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3070d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3071f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 307201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 307301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 307401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 307501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 307601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 307701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 307801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 307901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 308001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 308101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 308276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 308301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 308476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 308501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 30864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 30874063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 308801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 308901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 309076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 309101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 309201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 309301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 309401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 309501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 309601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3097f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 30980a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 30990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3102d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3103d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 31040a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31050a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3107726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3109211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3110726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3111f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31138b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3115e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3116f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3117f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3118f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3119f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3120f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3121e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3122e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3126e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3127e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3128e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3129e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3134e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3135e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3136e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3137e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3139e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3140726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3141e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3142726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3147d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3148d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3149672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3150672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3151672433d90fab7383cd28beac9d4485b566a90940Romain Guy 315276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3153735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3154735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3155b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3156b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3157b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3158b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3159b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3160b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3161b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3162b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3163b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatus_t OpenGLRenderer::drawShadow(const mat4& casterTransformXY, const mat4& casterTransformZ, 3164024433f89684e1f9cb7b15ade7c480c9346fbe4dChris Craik float casterAlpha, bool casterUnclipped, const SkPath* casterPerimeter) { 3165d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3166f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 316715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3168f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3169f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3170f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3171ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3172f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 317315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // tessellate caster outline into a 2d polygon 317415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector<Vertex> casterVertices2d; 317515a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const float casterRefinementThresholdSquared = 20.0f; // TODO: experiment with this value 31768c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik PathTessellator::approximatePathOutlineVertices(*casterPerimeter, 317715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterRefinementThresholdSquared, casterVertices2d); 31782e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui if (!ShadowTessellator::isClockwisePath(*casterPerimeter)) { 31792e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui ShadowTessellator::reverseVertexArray(casterVertices2d.editArray(), 31802e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui casterVertices2d.size()); 31812e023f3827dfc0dfc1ed7c3dd54d02b4a993f0b4ztenghui } 318215a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 3183a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik if (casterVertices2d.size() == 0) { 3184a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik // empty caster polygon computed from path 3185a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik return DrawGlInfo::kStatusDone; 3186a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik } 3187a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik 318815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // map 2d caster poly into 3d 318915a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const int casterVertexCount = casterVertices2d.size(); 319015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector3 casterPolygon[casterVertexCount]; 3191b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float minZ = FLT_MAX; 3192af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui float maxZ = -FLT_MAX; 319315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik for (int i = 0; i < casterVertexCount; i++) { 319415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const Vertex& point2d = casterVertices2d[i]; 319515a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterPolygon[i] = Vector3(point2d.x, point2d.y, 0); 3196b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(casterPolygon[i], casterTransformXY, casterTransformZ); 3197b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik minZ = fmin(minZ, casterPolygon[i].z); 3198af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui maxZ = fmax(maxZ, casterPolygon[i].z); 319915a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik } 320015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 320163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui // map the centroid of the caster into 3d 320263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector2 centroid = ShadowTessellator::centroid2d( 320363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui reinterpret_cast<const Vector2*>(casterVertices2d.array()), 320463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui casterVertexCount); 320563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector3 centroid3d(centroid.x, centroid.y, 0); 3206b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(centroid3d, casterTransformXY, casterTransformZ); 320763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 3208b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik // if the caster intersects the z=0 plane, lift it in Z so it doesn't 3209b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik if (minZ < SHADOW_MIN_CASTER_Z) { 3210b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float casterLift = SHADOW_MIN_CASTER_Z - minZ; 3211b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik for (int i = 0; i < casterVertexCount; i++) { 3212b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik casterPolygon[i].z += casterLift; 3213b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3214b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik centroid3d.z += casterLift; 3215b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3216af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3217af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // Check whether we want to draw the shadow at all by checking the caster's 3218af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // bounds against clip. 3219af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // We only have ortho projection, so we can just ignore the Z in caster for 3220af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // simple rejection calculation. 3221af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui Rect localClip = mSnapshot->getLocalClip(); 32228c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik Rect casterBounds(casterPerimeter->getBounds()); 3223af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterTransformXY.mapRect(casterBounds); 3224af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3225024433f89684e1f9cb7b15ade7c480c9346fbe4dChris Craik bool isCasterOpaque = (casterAlpha == 1.0f) && casterUnclipped; 322615a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // draw caster's shadows 3227ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertyAmbientShadowStrength > 0) { 3228919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertyAmbientShadowStrength, 0, 0, 0); 3229ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer ambientShadowVertexBuffer; 323050ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateAmbientShadow( 323150ecf849cb7ccc3482517b74d2214b347927791eztenghui isCasterOpaque, casterPolygon, casterVertexCount, centroid3d, 3232af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterBounds, localClip, maxZ, ambientShadowVertexBuffer); 323350ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, ambientShadowVertexBuffer, &paint); 3234ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3235ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 3236ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertySpotShadowStrength > 0) { 3237919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertySpotShadowStrength, 0, 0, 0); 3238ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer spotShadowVertexBuffer; 323950ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateSpotShadow( 3240f5be3ca5cc5b3a10747b577f60059a99862bb9a8Chris Craik isCasterOpaque, casterPolygon, casterVertexCount, 3241797b95b26bbb7557678af78b9a2a61830158920fChris Craik *currentTransform(), mLightCenter, mLightRadius, casterBounds, localClip, 3242af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui spotShadowVertexBuffer); 324350ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, spotShadowVertexBuffer, &paint); 3244ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32457b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 32467b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3247f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3248f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 324976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 325076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 32513b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 32523b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 32533b753829ae858d424fe109f714745379a6daf455Romain Guy } 3254735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 325576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 325676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 325776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (mDrawModifiers.mShader) { 325876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 325976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 326076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3261672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3262672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3263672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3264672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3265672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3266448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3267672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3268672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32692af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3270672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3271672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3272672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3273672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3274672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32753b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32763b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32773b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32783b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3279672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32803b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32813b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32823b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32833b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3284672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3285672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3286f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3287a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3288a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3289672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3290672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3291672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3292d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3293672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 329476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 329576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3296672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3297672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3300672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3301672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 330276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3303672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3305d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3306672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3307672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3309672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3311672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3312672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3313026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 331476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 331576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3316d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3317c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3318d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3319d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3320d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 332170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 332215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3323d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 332470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 332576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 332676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 332770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 33284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 333070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 333170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 333276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 333370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3334c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3335c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3336c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3337c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 333882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3339d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3340d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33418164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33463380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 33473380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 33503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 33513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 33533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3355d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3356d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3357d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 33586620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3359d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33606620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 336176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 33623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 33636620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 336467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 336576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 33663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 33673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 33716620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 337285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 337385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3374f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 337576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33766820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33774063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33798694230ff25fa0a60e480d424843e56b718f0516Romain Guy 338076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 338176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 338276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 338376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 338476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 338570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 338670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 338770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 338876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 338976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 339070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3391886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33924063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3393886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 339486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 339576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 339670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3397db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33986820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 339982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 340082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 340276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 340776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 340876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 340976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 341076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 341176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 34123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 341576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 341676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 34173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34194063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 34203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 342276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3428886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 342976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3430886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34314063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3432886b275e529e44a59c54b933453d9bc902973178Romain Guy 343376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 343476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 343576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 343676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 343776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3438886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3439886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 344076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3441886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3442886b275e529e44a59c54b933453d9bc902973178Romain Guy } 344376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3444886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 344576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3446886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3447886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3449886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3450886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 345176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(ignoreTransform); 3453886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3454886b275e529e44a59c54b933453d9bc902973178Romain Guy 3455886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3456886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3457886b275e529e44a59c54b933453d9bc902973178Romain Guy 3458a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3459f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3460deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3461deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mSnapshot->roundRectClipState != NULL /*&& !mSkipOutlineClip*/) { 3462deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3463deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3464deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3465deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3466deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 346778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 346878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 346978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 347078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 347178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 347278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 347378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 347478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 347578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 347678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 347778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 347878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 347978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 348082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3481c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 348282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 348382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 348482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 348582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 348682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 348782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 348833fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34893bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3490a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3491f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3492a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 349382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 349482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 349582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 349682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 349782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 349882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 349982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 350082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3501a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 350282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 350382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 350582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 350682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 350782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 350982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 351082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 351182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 351282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 351382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 351482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 351582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3516fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 351782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 351882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3519fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3520bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3521bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3522889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3523d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3524fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3525d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3526fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35276926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3528260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35296926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3530260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3531260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3532026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3533ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 353482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 353582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 353682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 353782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35388ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35398ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3540d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3541be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 354216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 354316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 354487b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 354516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3546d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3547026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3548026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 354976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 355016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 355116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 355216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 355316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 355416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 355516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3556d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 355716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 355816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35599d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3560e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3561