OpenGLRenderer.cpp revision 8c271ca63b62061fd22cfee78fd6a574b44476fd
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" 40a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4155bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 42e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 43e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 449d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 489d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 499d5316e3f56d138504565ff311145ac01621dff4Romain Guy 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 51759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 52759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 53f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 54dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 5567862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 5667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 5767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 5867862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 5967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 6067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 61d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 629d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 639d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 649d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 659d5316e3f56d138504565ff311145ac01621dff4Romain Guy 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 68889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 69889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 70889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 71889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 72889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 73889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 74889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 75026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 76026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 77026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 862ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 872ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 882ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 892ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 902ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 91d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 93026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 94e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 9687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 98f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1102ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1112ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 112d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1132ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 114f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 115f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 116f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 117448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 118448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 119448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 120448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 121448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 122448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 123448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 124448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 125448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 126f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 127f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 128f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1293bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1303bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 131527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 132527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 13316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 134026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 135ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 136ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 13796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 13878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 141e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 142e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 14429d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 14529d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 146e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 147e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 14987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 15087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 15187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 15287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 15387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 15487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 15587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 15687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 15713631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 15813631f3da855f200a151e7837ed9f6b079622b58Romain Guy 15913631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 160f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 161f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 162f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 16385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 173e361ad7ab15fcf4919a56a6293689d968ee8dcffChris Craik mViewProjMatrix.loadOrtho(0, width, height, 0, -1, 1); 174bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 17514e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeViewport(width, height); 176e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 177e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 17896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 179c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 180fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 181fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18214e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeSaveStack(left, top, right, bottom); 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1845f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 18596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 186ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 18896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 18996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 19011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 19196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 19296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 19396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 19445e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 19514e513058ed4168c94e015638d16f5f87fd8063aChris Craik glViewport(0, 0, getWidth(), getHeight()); 1967d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 19754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 19854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 19954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 20054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 20154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 202d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 2032b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2047c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2057c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 20796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 20896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 20996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 21196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 21278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 21396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 21496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 219d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2277c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2287c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 229dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 230dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 231dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 232dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2333bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 23414e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 235f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 236f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 237f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 238f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 239dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 240dcfc836b457a87881da409e1acf251515f121446Romain Guy } 241dcfc836b457a87881da409e1acf251515f121446Romain Guy} 242dcfc836b457a87881da409e1acf251515f121446Romain Guy 2437c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 24478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 245586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 246d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.setScissor(left, currentSnapshot()->height - bottom, right - left, bottom - top); 2476b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 24844b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 249ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 25044b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2517c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 25244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 253ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 254ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 255ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 256ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 257ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 258ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 259ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2606b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 261bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 262bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 263d6b65f67717025b1162f86f04e2caa5723566cacChris Craikvoid OpenGLRenderer::startTilingCurrentClip(bool opaque) { 26454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 265d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 266d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 26714e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 268d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 269d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 27054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 27154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 272d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTiling(*clip, snapshot->height, opaque); 273c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 274c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 275c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 276c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 277c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 278c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 27952036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2802b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2812b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2822b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2832b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 28454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2852b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2862b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 287b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2887c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2892b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 291ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 292ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 293ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 294ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 295ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 296ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 29711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 298b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 29911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 30011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 30111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 30211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 30311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 30411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 30511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 30611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 30711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 30811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 31011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 316a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 317b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 319c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 320e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 325c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 32611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 32796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 32878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 32978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 33078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 33178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 33296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 333b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 334b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3356c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 336da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 337da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 338da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 339da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 340da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 341da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 3429ab2d1847552aa4169b4325aae1b1368d6947a9fChris Craik mCaches.resetActiveTexture(); 34350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 34415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 345f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 346ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3477c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3506c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 351d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 352d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 353d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3547c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 35535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3563e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3573e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3588025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 359586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 36082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 361746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 362da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 363a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3648aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 36550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 36650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 36750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 36850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 36950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 370da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 371da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 37235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 373d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 374d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 375d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3767c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 37735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 37835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 37935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 38035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 38135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 382ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 383932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 384ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3858f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 386ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 387ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3898f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 390ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 391ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3923d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3938f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 394ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 395d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 396ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 403ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 404ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 406ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 413c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 416c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 418c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 419c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4208f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4218f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 422d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4238f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4248f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4258f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4268f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4278f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4288f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 429d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 430408eb12631376cbdc96803e918decf6ea804d346Chris Craik 431932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 432c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 433d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 434d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 43580911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 43680911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 437d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 438d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 439d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 440d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 441d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 442d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 44308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 44408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 44508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 44608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 44708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 44808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 449d6b65f67717025b1162f86f04e2caa5723566cacChris Craik info.width = currentSnapshot()->viewport.getWidth(); 450d6b65f67717025b1162f86f04e2caa5723566cacChris Craik info.height = currentSnapshot()->height; 451d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 45280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 45325d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck bool dirtyClip = mDirtyClip; 45454f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 45554f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 45654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 45754f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 45825d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck if (mCaches.enableScissor() || dirtyClip) { 45925d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 46025d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 46154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik interrupt(); 46254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 46354f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // call functor immediately after GL state setup 4644a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 465cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4668f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 46708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 468cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4698f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47065924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 471ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4728f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 473cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 474cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 475daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4764a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 477daf98e941e140e8739458126640183b9f296a2abChet Haase} 478daf98e941e140e8739458126640183b9f296a2abChet Haase 479f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 48187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4830f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4840f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4850f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4860f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5115f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 514d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.setScissor(clip->left, firstSnapshot()->height - clip->bottom, 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 517627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 519627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 520627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 521627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 523627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 524627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 525627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 527627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 528627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 529627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 53087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 531627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 532627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 53387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 53487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 53587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 53687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 53778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 53814e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 53978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 54014e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 54178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 54378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 54478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 54578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 54678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 54878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 55078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 55178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 55287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 55796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 55896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 559405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 560405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5647c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5667c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 56711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 56902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 57096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 57196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 57296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 576d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5795bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 58034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 58611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 58711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 58996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 59096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 59211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 59311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 59696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 59796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 59896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 6001206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6011206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 60211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 60311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 60496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 61096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 61196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 61296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 61496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 61696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 62096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 62196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 62296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6231206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6241206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 62596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 62602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 62702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 628405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 62902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 63002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 631405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 632405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 63302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 63402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 63596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 63696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 63796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 64096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 64611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 64702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 64802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 64902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 65002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 65102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 65202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 65302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 65402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 65711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 65811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 65911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 66011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 661e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 662e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 663e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 664e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 665e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 666e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 667e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 668e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 669e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 670e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 671e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 672e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 67311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 67411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 67511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 67611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 67711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 67911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 68011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 68111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 68211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 68311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 68411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 685405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 686405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 687405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 688405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 689405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 690405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 691405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 692405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 69311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 694f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 695f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 696f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 69714e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 69814e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreOrtho = removed.flags & Snapshot::kFlagDirtyOrtho; 69914e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 70014e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 701bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 702eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 70314e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect& r = restored.viewport; 704eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 705d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mViewProjMatrix.load(removed.orthoMatrix); // TODO: should ortho be stored in 'restored'? 706eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 707eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7082542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 709746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7108fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7112542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7125ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7137273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7147273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 71514e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 7167273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7175ec9924d24495822b589f1a17996655d66273b30Romain Guy } 718d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7195cbbce535744b89df5ecea95de21ee3733298260Romain Guy 720f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 721bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 722bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 723bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 724bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 725d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 726eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 727d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 728d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 729d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger createLayer(left, top, right, bottom, paint, flags); 730dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 731d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 732d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 733bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 734bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 735d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 736d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 737d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 738d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 739d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 741d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 742d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 743d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 746d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 747d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 748d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!bounds.intersect(currentSnapshot()->previous->viewport)) { 749d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 750d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 751d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 752d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 753d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 754d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 755d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 756d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 757d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 758d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 759d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 760d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 761d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 762d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 763d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 764d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 765d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 768408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 769408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 770408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 771408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 772408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 773408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 774408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 775408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 776408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 777408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 778408eb12631376cbdc96803e918decf6ea804d346Chris Craik 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 780d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 783d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 790d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 791d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 792d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 793d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 794d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 795d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 7960e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 797d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 798d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 799d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 800d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 801d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 802d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 803d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8216b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8226b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8236b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8246b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 82987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 84987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 85087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 85187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 85287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 85387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 855d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 856d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 857eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 858fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 859dda570201ac851dd85af3861f7e575721d3345daRomain Guy 860eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 861eb99356a0548684a501766e6a524529ab93304c8Romain Guy 862f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 863d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8648aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 865d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 866674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 867dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 868dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 869d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 870b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 871b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 872dda570201ac851dd85af3861f7e575721d3345daRomain Guy 873a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8748550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 875f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 876f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 877bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 878bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 879674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 8808aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 883d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 884a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8857c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 886dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8878fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 888d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 889d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8901d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8917273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 892eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 893e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 894eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 895eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 897514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 899b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 900b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 901b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 902b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 903b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 904b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 9059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 906514fb18827186591d66973c2362c859b64b63556Romain Guy } 9077b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 908b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 909b254c242d98f4a9d98055726446351e52bece2c6Romain Guy mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 910b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 91154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 91254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 913ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 914eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 915f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 916d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 917bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 918bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 919e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 920c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 923d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 924c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 925c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 926d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 927d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 928d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 929d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 930d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 931f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mSnapshot->orthoMatrix.load(mViewProjMatrix); 9325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9332b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9347c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9410908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 948d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 9495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 951586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9528f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 960f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 961f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: determine best way to support 3d drawing within HW layers 962f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 97014e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 97114e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 9723762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9731d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9741d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9751d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 97614e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 9778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 97814e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 979eb99356a0548684a501766e6a524529ab93304c8Romain Guy 98039a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 981f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 982f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik &clipRequired, false); // safely ignore return, should never be rejected 98339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 98439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 985eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9862b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9872b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 988e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 989e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 993eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 99414e513058ed4168c94e015638d16f5f87fd8063aChris Craik glBindFramebuffer(GL_FRAMEBUFFER, restored.fbo); 9957c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 997d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 998eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 999eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 100176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 100276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 100376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 100476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 100576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 100676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 10075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1009f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1010f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 101103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10128b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1013a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1017eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 101814e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 10195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 1022a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 1023a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 1024a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 1025a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 1026a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1028a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 1029eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10301d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1031746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1032746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1033eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10348550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10351d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1036603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10371d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10381d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10391d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1040aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 10412458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 1042aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1043aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10458f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10468f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10478f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10488f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10498f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1050aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 105176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 105276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 1053aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1054aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 105576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 10569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10588f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10608f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 1061d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 10629757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 1063ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1064ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 1065d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1066d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1068d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10704063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1072d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10744063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 10759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 10773380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 1078aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1079aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1080aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1081aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1084aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1085aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1086aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1090d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1091ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1092b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1093b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1094b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1097d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1098d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1101d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1103d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 110676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 110776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 110876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 110976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 111076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 111176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 11129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 111376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 11143380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 11159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1117aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1118aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1119aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1120aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1121aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1122aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 112534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 112634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 112734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 112834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 112934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 113034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 113134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 113234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 113334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 113434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 113534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 113634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 113734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 113834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 113934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 114034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 114134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11449fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11459fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 114634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11479fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1152211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11546c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11556c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11566c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11576c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11586c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11596c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11606c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11616c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 116316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1166f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 117403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy uint32_t numQuads = 0; 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11767230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11777230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 117876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 117976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 11807230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11817230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11827230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 118376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 11849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 1185d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1186d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1187d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1189d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 11914063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1193d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 11954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 11969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11973380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 11985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1203f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1205f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 121531e08e953fe7bdb1b1cbc247156cb6a19917a2f1Romain Guy if (numQuads >= gMaxNumberOfQuads) { 121634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 121734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 122434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 122534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1229e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12363a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1237e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 12383a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12393a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12403a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12413a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12433a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 125576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 125676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 125876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1261e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 126376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 127676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1281f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1284f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1290f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1292f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12931bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12941bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12951bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12961bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1297d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 12981bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12991bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13001bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13011bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1307448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1308448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1309448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1310448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 13113380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1312448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1313448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1314448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1315448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1316448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1317448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1318448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1319448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1320448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 132154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 132254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 132354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 132454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1325d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 132654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 133154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13338a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1335448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 133954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1348e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1349e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1350e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1351e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 135476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 135576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 135654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 135754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 135876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 135954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13624063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 136354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13658a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13668a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 136754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 136854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 136954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 137054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1371e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 137254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 137354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 137454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1375bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1376c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1377c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1378c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1379ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1380d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1381d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1382c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1383ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1384ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1385ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1386d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 138728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13885e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13895e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13905e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13915e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1392d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1393ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1394ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1395ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 139628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1397a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1398d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 140028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1401d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1402d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1403d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1404d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 140528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 140628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1407ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1408d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1409d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1410d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1411d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1412c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1413ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1414ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1415527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1416527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1417d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1418c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1419c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14207273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14217273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1422d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 14237273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1424d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1425c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1426c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1427c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1428527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 142914e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 14307273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 143114e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1432ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1433527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 143428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 143528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1436ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1437ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1438c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1439c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 144028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 144128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 144228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 144328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 144428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 144528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 144628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 144728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 144828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 144928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 145028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 145114e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 145228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1453527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 145428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1455527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1456527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1457c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1458f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1459f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1460f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1461bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1462d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1463e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14648f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1465d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (mCaches.setScissor(clip.left, currentSnapshot()->height - clip.bottom, 14668a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14678a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14688a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14699d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14709d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1476d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1483c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1484c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1485c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1486c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1487c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14888d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14893bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1491c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1492f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1498d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 14998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 151776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 151876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0xff000000); 151976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 152076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 152776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15303ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15323ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15333ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 153476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 153576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 153676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 15373ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1544f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1545f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1546f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1547f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1548f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1549f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1550f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1551d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1552f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool clipRequired = false; 1553f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15545e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1555f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1556cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1557f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1558f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1559f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1560f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1561cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1562cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1563f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, &clipRequired, snapOut)) { 1564dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1565dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1566dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1567b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craik if (!isRecording()) { 1568f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // not quick rejected, so enable the scissor if clipRequired 156939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1570586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 157139a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1572c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1573c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1575735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1576d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!isRecording() && !currentSnapshot()->clipRegion->isEmpty()) { 157776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 157876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 157976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 158076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1584735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1585f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 158670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 158770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 158870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 158954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1590f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15918a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 159254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1595b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1596b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1597b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1598b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 15998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 160070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16013ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 160270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16033ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 160470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 160570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 160670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 160770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 160870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16093ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16103ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16113ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16123ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16133ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16143ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 161578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 161678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 161770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 162070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1624ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1625ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1626ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1627ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1628ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1629ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1630aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1631aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1632aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1633aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 163415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1635ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 163615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 163715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1638710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 163999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 16405b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16415b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16428d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16438d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1644886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1645886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1646886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 164770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1648e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 164970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 165186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 165286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1653886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1654886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1655886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 165686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1657e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 165886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 165986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16604121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16614121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16624121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16634121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 166470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 166570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 166670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 166770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1670e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 167170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1674c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1675c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 167670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 168076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 168176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 168276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 168376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 168476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 168576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 168676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 168776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 168876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 168976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1693f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1694f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1695f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1696f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 169754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1698f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1699f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1700f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 170176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 170276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1703f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1704f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1705f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 170676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 170776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mColorSet && mColorA < 1.0f) || 170876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 170976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getColorFilter(); 1710c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 171476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1715f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1716f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1717f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1718c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1719c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 172076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (paint && paint->getColorFilter()); 1721c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 172970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 173070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17324063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17334063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 173470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 17354063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 173670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17384063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 173986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 174086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 1741d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, *currentTransform(), offset); 1742d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, *currentTransform()); 174386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1744f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, mat4::identity(), offset); 17454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 174686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1750c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 175270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 175370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17565536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 175786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17585536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17595536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17605536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1762c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 17644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 17654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // because it was built into modelView / the geometry, and the SkiaShader needs to 17664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // compensate. 17674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mat4 modelViewWithoutTransform; 1768d6b65f67717025b1162f86f04e2caa5723566cacChris Craik modelViewWithoutTransform.loadInverse(*currentTransform()); 17694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik modelViewWithoutTransform.multiply(mModelView); 17704063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mModelView.load(modelViewWithoutTransform); 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1772c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1773c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 177470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 177876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 177976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 178076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 178176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 178276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 178376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 178476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 178576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 178676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 178776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 178876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 178976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 179076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 179176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 179276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 179376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 179476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 179576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 179676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 179776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 179876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 179976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 180076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 180176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 180276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 180376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 180476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 180576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 180676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 180776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 180876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 180976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 181076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 181276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 181376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 181476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 181570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 181676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 181870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18204121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18214121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18224121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18234121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 182470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1825f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1826cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 182715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 183070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1831257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18322d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 183315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 183470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1836aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1837aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18382d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 183915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1840aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1841aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18428f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18438f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18448f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18458f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18468f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1847aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1848aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1849aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1850aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1851564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1852564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1853f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1855f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 185670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1857f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1859d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1860cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 186115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1862cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 186315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 186415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 186515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 186615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 186715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1868564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1869564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1870ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1871ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1872ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1873ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1874ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1875ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1876ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1877ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1878ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1879ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1880ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1881ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1882ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1883ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1884ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1885ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1886564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1887564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 18883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 18893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 18903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 18913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 18923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 18933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 18943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 18953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 18963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 189763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 18983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1899cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 190015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1901cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19028d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 190370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1905448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1906f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 190763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1908cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 19095b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19105b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 191170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1912f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1913f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1914f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1915e18264b079481a244b30e3f71012c53bbd861f92John Reckstatus_t OpenGLRenderer::drawDisplayList(RenderNode* displayList, Rect& dirty, 1916ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 191758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19180fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19190fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 192004c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1921f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 19228c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik displayList->updateProperties(); 1923f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik displayList->computeOrdering(); 1924d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 192558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1926ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1927ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 192858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1929c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1930c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 193128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1932d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1933ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1934ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 193596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 193696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 193758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 193896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1939f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 19400fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19417b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19426554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19430fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19440fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1945d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1946886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1947886b275e529e44a59c54b933453d9bc902973178Romain Guy 1948a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1949a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1950a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1951886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1952886b275e529e44a59c54b933453d9bc902973178Romain Guy 1953a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1954d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1955d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1956d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1957a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1958a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1959886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1960886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 196167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19625b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1963e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1966886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 196776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1969a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1970a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 197103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 197203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 197303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 197403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 197503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1976d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1977d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1978d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1979527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 198055b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1981527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1983527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1984527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1985527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 198667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 1987527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1988527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1989527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 19904b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1991527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 199276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 19934063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 19944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1995527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 199776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 19984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 19994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2000527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2002527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2003527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2004527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2005d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, float left, float top, 2006d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 20076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20086926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20096926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2010f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2011486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20126926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20136926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2014a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2016486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 201722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 201822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20194b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2020a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2021a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2022a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2023a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2024486590963e2207d68eebd6944fec70d50d41116aChet Haase 2025486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20268ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20278ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2028d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkMatrix* matrix, 2029d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2030f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2031f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2032f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2033f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2034f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 2035486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2038a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2040486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 204122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 204222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 20474b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2048886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2049886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2050886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2051886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2053486590963e2207d68eebd6944fec70d50d41116aChet Haase 2054486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2055f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2056f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2057d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, float left, float top, 2058d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2059e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2060e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2061e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2062f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2063486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2064e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2065e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2066e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2067e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2068e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2069e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20704b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2071886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2072886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2073886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2074886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2075486590963e2207d68eebd6944fec70d50d41116aChet Haase 2076486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2077e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2078e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2079d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2080d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2081d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2082486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 208539a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 208639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 208739a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2088b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2089b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2090b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2091b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2092b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2093a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2094b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2095564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2096564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2097564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2098ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2099ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2100ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2101ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2102d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2103d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2104d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2105ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2106ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2107a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21125a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21135a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21155a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21165a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21175a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21185a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21195a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21205a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21235a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21245a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21255a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21265a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21275a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21285a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2132ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2133ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21355a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2136ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2139b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2140a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2141a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2142a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2143a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21445a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21455a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21465a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2147f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2148ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2149a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2150a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2151a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2152ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2159a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2160a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2161a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 216267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2163a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2164a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2165a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2166a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2167a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2168ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2169ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2170a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2171d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2172b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2173b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2174ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2175ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2176ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 217776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 217876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2179ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2180ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21814063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2182ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2183ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 218476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21853380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2186ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2187ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2188ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2189ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2190ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2191ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2192ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2193ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2194ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2195486590963e2207d68eebd6944fec70d50d41116aChet Haase 2196486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2199d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 22008ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22018ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2202d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2203f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2204486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22066926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2207a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2209486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 221022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22118ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22128ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22138ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2214c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 22193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2221c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 222203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22238ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22248ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2225d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2226d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22296620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2231886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2232886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2233886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2234c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2235886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2236b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2237d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2238d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2239d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2242886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2243886b275e529e44a59c54b933453d9bc902973178Romain Guy 2244886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2245886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2246886b275e529e44a59c54b933453d9bc902973178Romain Guy 224767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 225067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2251886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2252886b275e529e44a59c54b933453d9bc902973178Romain Guy 2253886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2254886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2255886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2256886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2257886b275e529e44a59c54b933453d9bc902973178Romain Guy 2258886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2259886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2260886b275e529e44a59c54b933453d9bc902973178Romain Guy 2261886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2262886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2263886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2264886b275e529e44a59c54b933453d9bc902973178Romain Guy 22654b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2266886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 226776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22683380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2269886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2270886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2271886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 227276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22733380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2274886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2275886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2276886b275e529e44a59c54b933453d9bc902973178Romain Guy 2277886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2278886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22808ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2282486590963e2207d68eebd6944fec70d50d41116aChet Haase 2283486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2284ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2285ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2286d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2287d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2288f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 22894c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 22904c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22914c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 22924c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 22934c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22944c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22954c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 229603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2297be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2298be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2299d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2300d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2301d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2302f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2303486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23046926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2306211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2307a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2308a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2309a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2310a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2312a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2313a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2314a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2315d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 23165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23178168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2318d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2319d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 23205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23228ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2323211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2324c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2325c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2326c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23276620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2328c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2329d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23306620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23344063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2335211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2336d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2337d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23434063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23446620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 234576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 234676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2349054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2350486590963e2207d68eebd6944fec70d50d41116aChet Haase 2351486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2352f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2353f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 235403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 235503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 235603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 235703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 235803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2359d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2360d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 236103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 236203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 236303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 236403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 236503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 236603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 236703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 236803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 236976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 237076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 237203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 237303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 237403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 237503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 237663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghuistatus_t OpenGLRenderer::drawVertexBuffer(VertexBufferMode mode, 237763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui const VertexBuffer& vertexBuffer, const SkPaint* paint, bool useOffset) { 23784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23796d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2380bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 238165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2382bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2383bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 238465cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 238565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 238665cd612face362d054a85d0f7e5881c59cd523beChris Craik 2387710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2388710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2389710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2390710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 239176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2392710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 239376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2394710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 23954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, 0, 0, 0, 0); 2396710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 239776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 23984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(); 2399858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 240055bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2401710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2402cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2403710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 240463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 24056ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2406710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2407710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2408710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2409710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2410710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24116ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24126ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2413710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24146ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 241563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui if (mode == kVertexBufferMode_Standard) { 241663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 241763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 241850ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_OnePolyRingShadow) { 241950ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 242050ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 242150ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_TwoPolyRingShadow) { 242263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 242350ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 242463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 24257b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2426710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24276ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 242804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 242965cd612face362d054a85d0f7e5881c59cd523beChris Craik 243065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2431858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2432858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2433858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 243465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 243565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 243665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 243765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 243865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 243965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 244065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 244199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2442d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 244465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2445d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 24467b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2447c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2448c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2449f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik PathTessellator::expandBoundsForStroke(bounds, paint); 2450d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2451c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24527b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, vertexBuffer, paint); 245465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24557b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 245665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 245765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 245865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 245965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 246065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 246165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 246265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 246365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 246465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 246565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 246665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2467d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2468d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24697b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 247065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24717b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 247265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 247365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 2474d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), bounds, buffer); 2475d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2476f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2477f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2478d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2479d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2480d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2481d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2482486590963e2207d68eebd6944fec70d50d41116aChet Haase 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 248463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 24855b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24865b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2487d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2488d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2489ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24906d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24917b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24926d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 24936d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 2494d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), bounds, buffer); 24957b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2496f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2497f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 24986d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2499ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2500ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2501d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2502486590963e2207d68eebd6944fec70d50d41116aChet Haase 25036d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 250463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 2505ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2506ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2507486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2508e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2509d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2510e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2511d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2512ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 251370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 251476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 251576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 251676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 251776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 251876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2519486590963e2207d68eebd6944fec70d50d41116aChet Haase 2520486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2521c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25229d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2523486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2524d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2525486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 252601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 252701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 252801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 252901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 253001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 253101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2532486590963e2207d68eebd6944fec70d50d41116aChet Haase 2533486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 253401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 253501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2536486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2537d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2538d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2539257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2540710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2541710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 254201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2543cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2544710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2545c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2546710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2547710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2548710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2549710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2550710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2551710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2552cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2553cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2554cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2555cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2556cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2557cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2558710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 255965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2560c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 256101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2562d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2563d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2564257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2565257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2566710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2567710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2568cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2569710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2570c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2571710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2572710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2573710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2574710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2575cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2576cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2577cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2578cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2579cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 258065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2581c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 258201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2583486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2584d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2585d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2586257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2587710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 258901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2590cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2591710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2592c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2593710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2594710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2595710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2596710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2597710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2598cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2599cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2600cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2601710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 260265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2603c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2604c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2605486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2606d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2607d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2608257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2609780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2610780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26118b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26128b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2613780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26148b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26158b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2616780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 261765cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2618780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2619c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2620780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2621780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2622780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2623780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2624780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2625780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2626780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2627780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2628780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2629780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2630780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2631780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2632780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2633780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2634780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2635780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2636780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 263765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26388b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26398b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2640cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2641cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2642cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2643d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2644d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2645d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2646257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2647486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26486926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26496926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2650710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2651cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2652cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2653cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2654cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2655cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2656c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2657cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2658cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2659cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2660cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2661cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2662cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2663cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2664cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2665cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 266665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2667026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2668026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2669d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2670710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2671710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 267265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2673858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 267476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 267565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2676858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2677c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26789d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2679d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2680d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 268176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2682416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2683416a847633680d94efb926837efdc18726d54918Raph Levien 2684416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2685416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2686416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2687416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2688c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2689cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2690cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2691cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2692416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2693416a847633680d94efb926837efdc18726d54918Raph Levien 2694c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2695c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2696416a847633680d94efb926837efdc18726d54918Raph Levien 2697c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2698c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2699c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2700416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2701416a847633680d94efb926837efdc18726d54918Raph Levien } 2702416a847633680d94efb926837efdc18726d54918Raph Levien 2703416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2704416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2705416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 270676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2707416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 270876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2709416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 27104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 27114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2712416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2713416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 271476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2715416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2716416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2717416a847633680d94efb926837efdc18726d54918Raph Levien 2718416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2719416a847633680d94efb926837efdc18726d54918Raph Levien} 2720416a847633680d94efb926837efdc18726d54918Raph Levien 2721768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2722768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2723768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2724768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2725768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2726486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2727d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2728d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2729486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2730eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2731eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2732671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2733d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2734486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2735671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2736671d6cf460531825a321edb200523d0faa7792c9Romain Guy 273739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 273839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2739671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2740671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2741d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2742671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2743d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2744d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2745671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2746671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2747b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2748c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2749671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2750671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2751671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2752671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2753671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2754c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2755e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 275676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2757416a847633680d94efb926837efdc18726d54918Raph Levien } 2758416a847633680d94efb926837efdc18726d54918Raph Levien 2759671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2760d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2761671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2762671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2763671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2764257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2765671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2766671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2767671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2768671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2769211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2770671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27711e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2772671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2773257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2774671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2775671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2776d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2777671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2778671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2779671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2780671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2781486590963e2207d68eebd6944fec70d50d41116aChet Haase 2782486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2783eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2784eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2785624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2786624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2787624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2788624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2789624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2790624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2791b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2792624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2793624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2794d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->decomposeScale(sx, sy); 2795624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2796624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2797624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2798624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2799624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2800624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 280141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2802d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2803527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2804527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2805527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 280628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 280728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2808d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2809f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 281028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 281128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2812cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2813cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28143a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28153a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2816624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2817d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2818624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2819c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2820211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2821624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2822624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28236620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28246620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 282586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 282686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 282786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28289d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2829c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2830c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2831c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2832c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2833c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 283476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28351e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28361e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 283719d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 283819d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2839624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2840624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2841624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2842624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2843624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2844624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2845624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2846624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2847624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2848624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2849624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2850624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 28513b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2852c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 28536620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2854a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2855257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 285606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2857624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2858d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 285941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2861996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28621e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2863527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2864527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2865527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2866a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28678b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28688b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28698b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 287041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2871996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28728b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 287341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2874996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28754ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2876527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2877624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 287841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2879a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 288041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2882694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2883e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2884486590963e2207d68eebd6944fec70d50d41116aChet Haase 2885486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2886694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2887694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2888d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2889d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2890d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2891486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 289203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 289303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 289439a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 289539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 289639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2897b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2898c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2899257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 290003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 290103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 290203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 290303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29041e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 29059777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29069777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29079777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 290803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29099777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29109777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29119777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 29121e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 29139777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2914d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 29159777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29169777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29179777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2918486590963e2207d68eebd6944fec70d50d41116aChet Haase 2919486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2920325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2921325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2922d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2923d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2924dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2925a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29267fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2927fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2928486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 292922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29307fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29318b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29328b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29338b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 293401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2935486590963e2207d68eebd6944fec70d50d41116aChet Haase 2936486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29377fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29387fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2939a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 294035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2941486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 29426c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29436c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2944b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2945b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2946b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2947b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 2948b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 294914e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2950b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2951b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2952b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 295339a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2954f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2955f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, false); 29564ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 295735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2958b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2959b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2960b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 296135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 296235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 296335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29645bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29652bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 296639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2967a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29686c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2969211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2970c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 297134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 297234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2973c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 297476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 297516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2976c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2977c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29788168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 297976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 298076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 2981c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2982c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 298376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 29849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2985d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2986d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2987d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 29889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2989d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 29904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 29914ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 29929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2993d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 29944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 29959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 29969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2997c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2998448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 2999448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 3000448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3001448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 3002448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 3003448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 30043380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3005448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3006448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 3007448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3008448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 3009448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 3010448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 3011448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 3012448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 3013c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 30143a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3015e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 30163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3017c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30184ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 30195bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30205bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 302176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 302276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 302376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 302476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 30254ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3026f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 302734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3028486590963e2207d68eebd6944fec70d50d41116aChet Haase 3029b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3030b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3031b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3032b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3033486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30346c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30356c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3037d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3038d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3039d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3040d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3041c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 304206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 304306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 304406f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3045c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3046c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 30478aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 304806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 30497fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 30507fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3051d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 30521e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 30531e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30541e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30551e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3056c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 30571e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30581e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30591e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3060c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3061c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3062c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3063c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3064c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 30651e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30661e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30671e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30695ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30705ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30715ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3072527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3073527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3074c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3075527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3076527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30775ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30785ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30795ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3080c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3081c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3082c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30835ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30845ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3085d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3086758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3087758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3088758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 30915ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30925ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3093c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3094c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 30955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30965ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 30975ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30985ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30995ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31006926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31016926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31026926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3103d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 31043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 31053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 31063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 31073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 31083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 31093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 31103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 311101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3112d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3113f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 311401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 311501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 311601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 311701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 311801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 311901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 312001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 312101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 312201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 312301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 312476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 312501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 312676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 312701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 31284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 31294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 313001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 313101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 313276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 313301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 313401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 313501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 313601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 313701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 313801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3139f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3144d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3145d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 31460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3149726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3151211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3152726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3153f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31558b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3157e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3158f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3159f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3160f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3161f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3162f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3163e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3164e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31650a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31660a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31670a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3168e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3169e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3170e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3171e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31720a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3176e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3177e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3178e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3179e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3181e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3182726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3183e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3184726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3189d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3190d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3191672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3192672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3193672433d90fab7383cd28beac9d4485b566a90940Romain Guy 319476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3195735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3196735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3197b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3198b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3199b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3200b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3201b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3202b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3203b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3204b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3205b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatus_t OpenGLRenderer::drawShadow(const mat4& casterTransformXY, const mat4& casterTransformZ, 32068c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik float casterAlpha, const SkPath* casterPerimeter) { 3207d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3208f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 320915a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3210f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3211f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3212f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3213ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3214f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 321515a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // tessellate caster outline into a 2d polygon 321615a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector<Vertex> casterVertices2d; 321715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const float casterRefinementThresholdSquared = 20.0f; // TODO: experiment with this value 32188c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik PathTessellator::approximatePathOutlineVertices(*casterPerimeter, 321915a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterRefinementThresholdSquared, casterVertices2d); 322015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 3221a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik if (casterVertices2d.size() == 0) { 3222a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik // empty caster polygon computed from path 3223a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik return DrawGlInfo::kStatusDone; 3224a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik } 3225a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik 322615a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // map 2d caster poly into 3d 322715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const int casterVertexCount = casterVertices2d.size(); 322815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector3 casterPolygon[casterVertexCount]; 3229b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float minZ = FLT_MAX; 3230af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui float maxZ = -FLT_MAX; 323115a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik for (int i = 0; i < casterVertexCount; i++) { 323215a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const Vertex& point2d = casterVertices2d[i]; 323315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterPolygon[i] = Vector3(point2d.x, point2d.y, 0); 3234b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(casterPolygon[i], casterTransformXY, casterTransformZ); 3235b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik minZ = fmin(minZ, casterPolygon[i].z); 3236af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui maxZ = fmax(maxZ, casterPolygon[i].z); 323715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik } 323815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 323963d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui // map the centroid of the caster into 3d 324063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector2 centroid = ShadowTessellator::centroid2d( 324163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui reinterpret_cast<const Vector2*>(casterVertices2d.array()), 324263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui casterVertexCount); 324363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector3 centroid3d(centroid.x, centroid.y, 0); 3244b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(centroid3d, casterTransformXY, casterTransformZ); 324563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 3246b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik // if the caster intersects the z=0 plane, lift it in Z so it doesn't 3247b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik if (minZ < SHADOW_MIN_CASTER_Z) { 3248b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float casterLift = SHADOW_MIN_CASTER_Z - minZ; 3249b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik for (int i = 0; i < casterVertexCount; i++) { 3250b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik casterPolygon[i].z += casterLift; 3251b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3252b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik centroid3d.z += casterLift; 3253b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3254af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3255af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // Check whether we want to draw the shadow at all by checking the caster's 3256af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // bounds against clip. 3257af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // We only have ortho projection, so we can just ignore the Z in caster for 3258af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // simple rejection calculation. 3259af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui Rect localClip = mSnapshot->getLocalClip(); 32608c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik Rect casterBounds(casterPerimeter->getBounds()); 3261af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterTransformXY.mapRect(casterBounds); 3262af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 326350ecf849cb7ccc3482517b74d2214b347927791eztenghui bool isCasterOpaque = (casterAlpha == 1.0f); 326415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // draw caster's shadows 3265ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertyAmbientShadowStrength > 0) { 3266919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertyAmbientShadowStrength, 0, 0, 0); 3267ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer ambientShadowVertexBuffer; 326850ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateAmbientShadow( 326950ecf849cb7ccc3482517b74d2214b347927791eztenghui isCasterOpaque, casterPolygon, casterVertexCount, centroid3d, 3270af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterBounds, localClip, maxZ, ambientShadowVertexBuffer); 327150ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, ambientShadowVertexBuffer, &paint); 3272ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3273ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 3274ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertySpotShadowStrength > 0) { 3275919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertySpotShadowStrength, 0, 0, 0); 3276ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer spotShadowVertexBuffer; 3277ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui Vector3 lightPosScale(mCaches.propertyLightPosXScale, 3278ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui mCaches.propertyLightPosYScale, mCaches.propertyLightPosZScale); 327950ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateSpotShadow( 328050ecf849cb7ccc3482517b74d2214b347927791eztenghui isCasterOpaque, casterPolygon, casterVertexCount, lightPosScale, 3281af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui *currentTransform(), getWidth(), getHeight(), casterBounds, localClip, 3282af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui spotShadowVertexBuffer); 328350ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, spotShadowVertexBuffer, &paint); 3284ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32857b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 32867b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3287f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3288f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 328976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 329076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 32913b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 32923b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 32933b753829ae858d424fe109f714745379a6daf455Romain Guy } 3294735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 329576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 329676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 329776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (mDrawModifiers.mShader) { 329876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 329976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 330076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3301672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3302672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3303672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3304672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3305672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3306448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3307672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3308672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33092af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3311672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3312672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3313672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3314672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33153b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33163b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33173b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33183b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3319672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33203b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33213b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33223b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33233b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3324672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3325672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3326f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3327a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3328a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3329672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3330672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3331672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3332d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3333672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 333476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 333576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3336672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 33384063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 33394063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3340672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3341672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 334276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3343672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3345d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3346672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3347672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3349672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3350672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3351672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3352672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3353026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 335476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 335576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3356d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3357c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3358d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3359d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3360d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 336170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 336215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3363d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 336470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 336576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 336676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 336770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 33684063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33694063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 337070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 337170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 337276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 337370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3374c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3375c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3376c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3377c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 337882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3379d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3380d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33818164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33863380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 33873380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 33883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 33903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 33913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 33933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3395d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3396d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3397d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 33986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3399d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 340176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 34023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34036620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 340467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 340576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 34063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34116620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 341285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 341385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3414f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 341576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34166820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34184063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34198694230ff25fa0a60e480d424843e56b718f0516Romain Guy 342076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 342176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 342276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 342376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 342476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 342570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 342670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 342770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 342876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 342976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 343070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3431886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34324063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3433886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 343486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 343576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 343670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3437db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34386820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 343982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 344082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 344276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34444063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 344776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 344876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 344976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 345076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 345176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 34523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 345576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 345676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 34573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34594063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 34603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 346276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3468886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 346976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3470886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3472886b275e529e44a59c54b933453d9bc902973178Romain Guy 347376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 347476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 347576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 347676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 347776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3478886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3479886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 348076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3481886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3482886b275e529e44a59c54b933453d9bc902973178Romain Guy } 348376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3484886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 348576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3486886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3487886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34884063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3489886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3490886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 349176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34924063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(ignoreTransform); 3493886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3494886b275e529e44a59c54b933453d9bc902973178Romain Guy 3495886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3496886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3497886b275e529e44a59c54b933453d9bc902973178Romain Guy 3498a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3499f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 350078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 350178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 350278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 350378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 350478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 350578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 350678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 350778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 350878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 350978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 351078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 351178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 351278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 351382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3514c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 351582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 351682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 351782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 351882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 351982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 352082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 352133fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35223bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3523a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3524f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3525a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 352682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 352782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 352882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 352982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 353082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 353182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 353282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 353382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3534a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 353582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 353682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 353782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 353882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 353982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 354082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 354182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 354282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 354382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 354482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 354582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 354682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 354782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 354882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3549fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 355082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 355182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3552fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3553bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3554bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3555889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3556d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3557fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3558d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3559fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3561260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3563260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3564260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3565026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3566ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 356782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 356882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 356982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 357082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35718ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35728ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3573d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3574be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 357516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 357616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 357787b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 357816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3579d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3580026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3581026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 358276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 358316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 358416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 358516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 358616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 358716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 358816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3589d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 359016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 359116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35929d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3593e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3594