OpenGLRenderer.cpp revision 3f085429fd47ebd32ac2463b3eae2a5a6c17be25
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); 4128f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 413d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4148f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4158f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4168f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4178f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4188f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4198f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 420d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 421408eb12631376cbdc96803e918decf6ea804d346Chris Craik 422932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 423c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 424d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 425d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 42680911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 42780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 428d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 429d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 430d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 431d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 432d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 433d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 43408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 43508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 43608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 43708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 43808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 43908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 440d6b65f67717025b1162f86f04e2caa5723566cacChris Craik info.width = currentSnapshot()->viewport.getWidth(); 441d6b65f67717025b1162f86f04e2caa5723566cacChris Craik info.height = currentSnapshot()->height; 442d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 44380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 44425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck bool dirtyClip = mDirtyClip; 44554f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 44654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 44754f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 44854f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 44925d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck if (mCaches.enableScissor() || dirtyClip) { 45025d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 45125d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 45254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik interrupt(); 45354f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 45454f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // call functor immediately after GL state setup 455750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck (*functor)(DrawGlInfo::kModeDraw, &info); 456cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 457daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 458750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck return DrawGlInfo::kStatusDrew; 459daf98e941e140e8739458126640183b9f296a2abChet Haase} 460daf98e941e140e8739458126640183b9f296a2abChet Haase 461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 46287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 46387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 46487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4650f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4660f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4670f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4680f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 46987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 47087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 47187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 47287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 47487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 47587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 47687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 47887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 47987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 48187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 48387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 48487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 4935f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 496d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.setScissor(clip->left, firstSnapshot()->height - clip->bottom, 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 499627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 501627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 502627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 503627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 505627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 506627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 507627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 509627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 510627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 511627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 513627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 514627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 52014e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 52178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 52214e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 52378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 52478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 52578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 52678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 52778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 52878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 52978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 53078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 53178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 53278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 53378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 53487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 53511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 53611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 53996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 540087bc0c14bdccf7c258dce0cdef46a69a839b427John Reck layer->displayList.get() && layer->displayList->isRenderable()) { 541405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 542405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 54311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 54411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5457c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5467c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5477c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5487c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 55102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 55296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 55396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 55496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 558d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5615bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 56234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 56811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 57196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 57296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 57396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 57696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 57796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 57896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 57996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 58096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5821206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5831206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 58511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 59696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 59896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 59996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 60096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 60196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 60296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 60496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6051206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6061206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 60802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 60902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 610405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 61102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 61202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 613405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 614405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 61502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 61602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 61796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 62096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 62111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 62296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 62311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 62411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 62511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 62611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 62711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 62811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 62902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 63002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 63102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 63202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 63302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 63402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 63502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 63602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 63702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 643e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 644e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 645e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 646e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 647e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 648e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 649e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 650e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 651e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 652e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 653e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 654e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 65511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 65611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 65711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 65811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 65911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 66011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 66111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 66311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 66411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 66611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 667405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 668405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 669405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 670405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 671405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 672405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 673405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 674405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 67511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 676f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 677f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 678f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 67914e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 68014e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreOrtho = removed.flags & Snapshot::kFlagDirtyOrtho; 68114e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 68214e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 683bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 684eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 68514e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect& r = restored.viewport; 686eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 687d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mViewProjMatrix.load(removed.orthoMatrix); // TODO: should ortho be stored in 'restored'? 688eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 689eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6902542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 691746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6928fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6932542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6945ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6957273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 6967273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 69714e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 6987273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 6995ec9924d24495822b589f1a17996655d66273b30Romain Guy } 700d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7015cbbce535744b89df5ecea95de21ee3733298260Romain Guy 702f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 703bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 704bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 705bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 706bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 7073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 708eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 709d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 710d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 7113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 712dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 713d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 714d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 715bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 716bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 717d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 718d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 719d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 720d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 721d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 722d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 723d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 724d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 725d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 726d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 727d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 728d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 729d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 730d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!bounds.intersect(currentSnapshot()->previous->viewport)) { 731d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 732d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 733d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 734d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 735d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 736d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 737d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 738d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 739d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 741d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 742d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 743d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 746d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 747d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 748d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 749d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 750408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 751408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 752408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 753408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 754408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 755408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 756408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 757408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 758408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 759408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 760408eb12631376cbdc96803e918decf6ea804d346Chris Craik 761d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 762d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 763d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 764d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 765d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 773d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 775d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 7780e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 7951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 7961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 7971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 7981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 7991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8026b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8036b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8046b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8056b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 81087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 83087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 83187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 83287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 83387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 83487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 836d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 8373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 838eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 839fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 840dda570201ac851dd85af3861f7e575721d3345daRomain Guy 841eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 842eb99356a0548684a501766e6a524529ab93304c8Romain Guy 843f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 844d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8458aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 846d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 847674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 848dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 849dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 850d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 851b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 852b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 853dda570201ac851dd85af3861f7e575721d3345daRomain Guy 854a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8558550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 856f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 857f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 858bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 859bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 860674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 8618aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 864d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 865a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8667c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 8673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 868dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8698fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 870d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 871d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8721d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8737273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 874eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 875e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 876eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 877eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 879514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 881b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 882b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 883b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 884b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 885b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 886b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 8879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 888514fb18827186591d66973c2362c859b64b63556Romain Guy } 8897b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 890b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 891b254c242d98f4a9d98055726446351e52bece2c6Romain Guy mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 892b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 89354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 89454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 895ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 896eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 897f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 898d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 899bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 900bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 901e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 902c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 905d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 906c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 907c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 908d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 909d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 910d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 911d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 912d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 913f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mSnapshot->orthoMatrix.load(mViewProjMatrix); 9145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9152b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9167c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9230908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 930d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 9315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 933586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9348f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 942f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 943f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: determine best way to support 3d drawing within HW layers 944f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 95214e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 95314e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 9543762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9561d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9571d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 95814e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 9598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 96014e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 961eb99356a0548684a501766e6a524529ab93304c8Romain Guy 96239a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 963f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 964f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik &clipRequired, false); // safely ignore return, should never be rejected 96539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 96639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 967eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9682b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9692b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 970e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 971e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 975eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 97614e513058ed4168c94e015638d16f5f87fd8063aChris Craik glBindFramebuffer(GL_FRAMEBUFFER, restored.fbo); 9777c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 979d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 980eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 981eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 98376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 98476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 98576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 98676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 98776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 98876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 9895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 991f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 992f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 99303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9948b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 995a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 999eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 100014e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 10015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 1004a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 1005a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 1006a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 1007a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 1008a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 10099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1010a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 1011eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10121d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1013746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1014746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1015eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 10178550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10181d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1019603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10201d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10211d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10221d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1023aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 10242458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 1025aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1026aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10288f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10298f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10308f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10318f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10328f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1033aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 103476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 103576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 1036aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1037aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 103876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 10399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10418f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10438f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 1044d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 10459757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 1046ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1047ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 1048d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1049d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1051d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10534063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1055d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10564063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 10589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 10603380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 1061aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1062aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1063aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1064aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1067aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1068aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1069aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1073d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1074ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1075b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1076b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1077b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1080d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1081d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1084d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1086d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 108976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 109076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 109176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 109276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 109376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 109476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 10959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 109676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 10973380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 10989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1100aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1101aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1102aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1103aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1104aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1105aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 110834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 110934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 111034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 111134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 111234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 111334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 111434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 111534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 111634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 111734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 111834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 111934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 112034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 112134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 112234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 112334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 112434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 11293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 11303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 11323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 11363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkiaShader* oldShader = mDrawModifiers.mShader; 11393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 11433f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 11443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkiaLayerShader layerShader(layer, &shaderMatrix); 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mDrawModifiers.mShader = &layerShader; 11463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 11483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 11503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 11513f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mDrawModifiers.mShader = oldShader; 11533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 11543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 11563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11573f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11599fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11609fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 116134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11629fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 11683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 11693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 11713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 11733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11893f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11913f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11923f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11993f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 12003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 12013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 12023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 12039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 12043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 12053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 12063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 12073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 12083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 12093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 12103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 12113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 12135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 12153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 12163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 12183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 12193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 12203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 12233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 12293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 123134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 12343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 12393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 12403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 12413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 12455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 12485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1251e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 12523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 126976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 127076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12713a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 127276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12733a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1275e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 127776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 129076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1295f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1298f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1304f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1306f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13071bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13081bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13091bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13101bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1311d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 13121bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13131bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13141bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13151bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13204063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1321448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1322448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1323448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1324448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 13253380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1326448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1327448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1328448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1329448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1330448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1331448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1332448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1333448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1334448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1339d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13478a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1349448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 135654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 135954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 136154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1362e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1363e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1364e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1365e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 136876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 136976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 137054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 137154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 137276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 137354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 137454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13754063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13764063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 137754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13798a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13808a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 138154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 138254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 138354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 138454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1385e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 138654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 138754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 138854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1389bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1390c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1391c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1392c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1393ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1394d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1395d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1396c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1397ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1398ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1399ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1400d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 140128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 14025e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 14035e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 14045e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 14055e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1406d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1407ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1408ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1409ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 141028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1411a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1412d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 141328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 141428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1415d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1416d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1417d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1418d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 141928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 142028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1421ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1422d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1423d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1424d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1425d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1426c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1427ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1428ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1429527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1430527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1431d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1432c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1433c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14347273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14357273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1436d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 14377273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1438d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1439c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1440c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1441c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1442527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 144314e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 14447273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 144514e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1446ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1447527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 144828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 144928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1450ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1451ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1452c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1453c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 145428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 145528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 145628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 145728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 145828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 145928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 146028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 146128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 146228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 146328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 146428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 146514e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 146628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1467527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 146828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1469527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1470527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1471c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1472f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1473f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1474f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1475bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1476d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1477e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14788f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1479d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (mCaches.setScissor(clip.left, currentSnapshot()->height - clip.bottom, 14808a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14818a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14828a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14839d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14849d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1490d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1497c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1498c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1499c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1500c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1501c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15028d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15033bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1505c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1506f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1512d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 153176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 153276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0xff000000); 153376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 153476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 154176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15443ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15453ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15463ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15473ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 154876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 154976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 155076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 15513ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1558f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1559f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1560f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1561f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1562f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1563f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1564f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1565d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1566f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool clipRequired = false; 1567f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15685e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1569f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1570cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1571f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1572f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1573f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1574f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1575cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1576cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1577f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, &clipRequired, snapOut)) { 1578dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1579dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1580dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1581b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craik if (!isRecording()) { 1582f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // not quick rejected, so enable the scissor if clipRequired 158339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1584586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 158539a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1586c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1587c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1589735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1590d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!isRecording() && !currentSnapshot()->clipRegion->isEmpty()) { 159176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 159276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 159376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 159476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1598735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1599f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 160070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 160170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 160270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 160354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1604f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 16058a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 160654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1609b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1610b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1611b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1612b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 16138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16153ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16173ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 162070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16233ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16243ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16253ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16263ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16273ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16283ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 162978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 163078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 163170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 163470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 163670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1638ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1639ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1640ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1641ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1642ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1643ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1644aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1645aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1646aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1647aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 164815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1649ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 165015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 165115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1652710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 165399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 16545b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16555b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16568d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16578d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1658886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1659886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1660886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 166170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1662e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 166370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 166586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 166686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1667886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1668886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1669886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 167086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1671e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 167286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 167386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16744121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16754121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16764121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16774121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 168070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 168170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 168270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 168370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1684e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 168570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1688c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1689c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 169476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 169576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 169676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 169776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 169876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 169976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 170076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 170176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 170276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 170376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1707f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1708f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1709f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1710f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 171154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1712f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1713f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1714f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 171576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 171676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1717f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1718f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1719f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 172076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 172176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mColorSet && mColorA < 1.0f) || 172276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 172376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getColorFilter(); 1724c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 172876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1729f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1730f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1731f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1732c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1733c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 173476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger (paint && paint->getColorFilter()); 1735c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 173670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 173970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 174370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 174470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 17494063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 175386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 175486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 1755d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, *currentTransform(), offset); 1756d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, *currentTransform()); 175786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1758f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, mat4::identity(), offset); 17594063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 176086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1764c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17705536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 177186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17725536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17735536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17745536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1776c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 177770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 17784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 17794063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // because it was built into modelView / the geometry, and the SkiaShader needs to 17804063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // compensate. 17814063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mat4 modelViewWithoutTransform; 1782d6b65f67717025b1162f86f04e2caa5723566cacChris Craik modelViewWithoutTransform.loadInverse(*currentTransform()); 17834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik modelViewWithoutTransform.multiply(mModelView); 17844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mModelView.load(modelViewWithoutTransform); 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1786c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1787c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 179276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 179376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 179476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 179576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 179676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 179776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 179876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 179976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 180076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 180176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 180276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 180376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 180476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 180576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 180676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 180776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 180876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 180976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 181076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 181276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 181376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 181476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 181576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 181676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 181776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 181876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 181976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 182076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 182176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 182276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 182376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 182476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 182576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 182676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 182776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 182876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 183076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 183176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18344121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18354121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18364121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18374121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 183870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1839f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1840cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 184115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 184470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1845257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18462d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 184715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 184870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1850aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1851aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18522d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 185315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1854aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1855aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18568f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18578f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18588f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18598f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18608f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1861aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1862aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1863aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1864aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1865564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1866564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1867f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1869f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 187070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1871f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 187270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1873d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1874cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 187515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1876cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 187715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 187815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 187915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 188015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 188115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1882564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1883564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1884ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1885ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1886ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1887ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1888ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1889ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1890ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1891ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1892ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1893ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1894ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1895ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1896ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1897ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1898ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1899ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1900564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1901564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 19023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 191163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 19123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1913cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 191415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1915cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19168d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 191770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 191870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1919448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1920f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 192163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1922cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 19235b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19245b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 192570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1926f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1927f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1928f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1929e18264b079481a244b30e3f71012c53bbd861f92John Reckstatus_t OpenGLRenderer::drawDisplayList(RenderNode* displayList, Rect& dirty, 1930ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 193158d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19320fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19330fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 193404c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1935f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1936f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik displayList->computeOrdering(); 1937d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 193858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1939ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1940b265e2ca50b6ceb2fd2987ef1f7d063b1bde19aeChris Craik displayList->replayNodeTree(replayStruct); 194158d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1942c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1943c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 194428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1945d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1946ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1947b265e2ca50b6ceb2fd2987ef1f7d063b1bde19aeChris Craik displayList->deferNodeTree(deferStruct); 194896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 194996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 195058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 195196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1952f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 19530fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19547b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19556554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19560fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19570fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1958d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 1959886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1960886b275e529e44a59c54b933453d9bc902973178Romain Guy 1961a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1962a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1963a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1964886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1965886b275e529e44a59c54b933453d9bc902973178Romain Guy 1966a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1967d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1968d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1969d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1970a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1971a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1972886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1973886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 197467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 19755b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1976e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1979886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 198076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1982a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1983a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 198403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 198503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 198603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 198703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 198803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 1989d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 1990d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 1991d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 1992527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 199355b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1994527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1997527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1998527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 199967862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 2000527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2002527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 20034b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2004527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 200576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 20064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 20074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2008527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2009527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 201076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 20114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 20124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2013527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2014527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2015527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2016527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2017527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2018d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, float left, float top, 2019d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 20206926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20226926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2023f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2024486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20256926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20266926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2027a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2029486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 203022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 203122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20324b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2033a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2034a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2035a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2036a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2037486590963e2207d68eebd6944fec70d50d41116aChet Haase 2038486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20398ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20408ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2041d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkMatrix* matrix, 2042d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2043f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2044f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2045f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2046f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2047f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 2048486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20496926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20506926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2051a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2053486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 205422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 205522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 20604b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2061886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2062886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2063886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2064886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2066486590963e2207d68eebd6944fec70d50d41116aChet Haase 2067486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2068f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2069f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2070d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, float left, float top, 2071d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2072e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2073e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2074e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2075f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2076486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2077e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2078e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2079e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2080e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2081e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2082e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20834b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2084886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2085886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2086886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2087886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2088486590963e2207d68eebd6944fec70d50d41116aChet Haase 2089486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2090e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2091e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2092d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2093d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2094d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2095486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 209839a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 209939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 210039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2101b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2102b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2103b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2104b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2105b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2106a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2107b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2108564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2109564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2110564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2111ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2112ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2113ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2114ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2115d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2116d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2117d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2118ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2119ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2120a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21255a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21265a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21275a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21285a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21325a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21335a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21365a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21375a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21385a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21395a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21425a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21435a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21445a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2145ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2146ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2147ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2149ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2150ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2151ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2152b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2153a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2154a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2155a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2156a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21575a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21585a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21595a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2160f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2162a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2163a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2164a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2165ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2171ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2172a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2173a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2174a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 217567862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2176a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2177a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2178a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2179a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2180a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2181ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2182ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2183a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2184d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2185b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2186b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2187ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2188ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2189ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 219076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 219176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2192ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2193ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2195ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2196ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 219776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 21983380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2199ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2200ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2201ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2202ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2203ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2204ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2205ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2206ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2207ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2208486590963e2207d68eebd6944fec70d50d41116aChet Haase 2209486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22115a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2212d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 22138ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22148ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2215d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2216f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2217486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22196926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2220a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2222486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 222322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22248ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22258ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22268ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2227c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 22323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2234c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 223503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22368ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22378ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2238d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2239d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22426620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2243886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2244886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2245886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2246886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2247c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2249b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2250d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2251d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2252d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2253886b275e529e44a59c54b933453d9bc902973178Romain Guy 2254886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2255886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2256886b275e529e44a59c54b933453d9bc902973178Romain Guy 2257886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2258886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2259886b275e529e44a59c54b933453d9bc902973178Romain Guy 226067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2261886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22626620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 226367862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2264886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2265886b275e529e44a59c54b933453d9bc902973178Romain Guy 2266886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2267886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2268886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2269886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2270886b275e529e44a59c54b933453d9bc902973178Romain Guy 2271886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2272886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2273886b275e529e44a59c54b933453d9bc902973178Romain Guy 2274886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2275886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2276886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2277886b275e529e44a59c54b933453d9bc902973178Romain Guy 22784b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2279886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 228076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22813380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2282886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2283886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2284886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 228576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22863380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2287886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2288886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2289886b275e529e44a59c54b933453d9bc902973178Romain Guy 2290886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2291886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22926620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22948ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2295486590963e2207d68eebd6944fec70d50d41116aChet Haase 2296486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2297ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2298ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2299d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2300d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2301f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 23024c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23034c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23044c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23054c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23064c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23074c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23084c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 230903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2310be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2311be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2312d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2313d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2314d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2315f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2316486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23176926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2319211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2320a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2321a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2322a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2323a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2325a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2326a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2327a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2328d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 23295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23308168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2331d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2332d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 23335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23358ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2336211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2337c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2338c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2339c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23406620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2341c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2342d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23436620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2348211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2349d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2350d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23516620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23564063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23576620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 235876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 235976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2362054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2363486590963e2207d68eebd6944fec70d50d41116aChet Haase 2364486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2365f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2366f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 236703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 236803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 236903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 237003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 237103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2372d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2373d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 237403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 237503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 237603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 237703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 237803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 237903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 238003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 238103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 238276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 238376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 238503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 238603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 238703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 238803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 238963d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghuistatus_t OpenGLRenderer::drawVertexBuffer(VertexBufferMode mode, 239063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui const VertexBuffer& vertexBuffer, const SkPaint* paint, bool useOffset) { 23914063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23926d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2393bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 239465cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2395bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2396bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 239765cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 239865cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik 2400710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2401710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2402710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2403710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 240476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2405710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 240676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2407710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 24084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, 0, 0, 0, 0); 2409710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 241076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 24114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(); 2412858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 241355bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2414710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2415cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2416710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 241763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 24186ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2419710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2420710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2421710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2422710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2423710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24246ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24256ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2426710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24276ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 242863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui if (mode == kVertexBufferMode_Standard) { 242963d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 243063d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 243150ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_OnePolyRingShadow) { 243250ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 243350ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 243450ecf849cb7ccc3482517b74d2214b347927791eztenghui } else if (mode == kVertexBufferMode_TwoPolyRingShadow) { 243563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 243650ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 243763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 24387b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2439710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24406ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 244104299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 244265cd612face362d054a85d0f7e5881c59cd523beChris Craik 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2444858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2445858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2446858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 244765cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 244865cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 244965cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 245065cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 245165cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 245265cd612face362d054a85d0f7e5881c59cd523beChris Craik * 245365cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 245499ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2455d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 245665cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 245765cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2458d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 24597b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2460c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2461c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2462f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik PathTessellator::expandBoundsForStroke(bounds, paint); 2463d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2464c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24657b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 246663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, vertexBuffer, paint); 246765cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24687b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 246965cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 247065cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 247165cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 247265cd612face362d054a85d0f7e5881c59cd523beChris Craik * 247365cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 247465cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 247565cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 247665cd612face362d054a85d0f7e5881c59cd523beChris Craik * 247765cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 247865cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 247965cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2480d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2481d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24827b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24847b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 248665cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 2487d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), bounds, buffer); 2488d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2489f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2490f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2491d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2492d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2493d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2494d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2495486590963e2207d68eebd6944fec70d50d41116aChet Haase 249665cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 249763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 24985b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24995b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2500d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2501d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2502ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25036d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25047b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25056d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 25066d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 2507d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), bounds, buffer); 25087b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2509f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2510f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 25116d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2512ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2513ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2514d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2515486590963e2207d68eebd6944fec70d50d41116aChet Haase 25166d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 251763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui return drawVertexBuffer(kVertexBufferMode_Standard, buffer, paint, useOffset); 2518ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2519ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2520486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2521e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2522d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2523e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2524d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2525ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 252670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 252776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 252876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 252976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 253076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 253176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2532486590963e2207d68eebd6944fec70d50d41116aChet Haase 2533486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2534c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25359d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2536486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2537d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2538486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 253901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 254001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 254101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 254201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 254301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 254401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2545486590963e2207d68eebd6944fec70d50d41116aChet Haase 2546486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 254701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 254801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2549486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2550d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2551d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2552257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2553710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2554710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 255501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2556cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2557710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2558c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2559710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2560710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2561710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2562710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2563710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2564710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2565cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2566cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2567cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2568cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2569cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2570cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2571710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 257265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2573c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 257401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2575d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2576d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2577257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2578257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2579710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2580710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2581cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2582710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2583c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2584710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2585710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2586710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2587710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2588cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2589cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2590cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2591cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2592cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 259365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2594c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 259501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2596486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2597d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2598d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2599257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2600710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2601710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 260201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2603cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2604710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2605c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2606710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2607710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2608710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2609710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2610710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2611cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2612cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2614710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 261565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2616c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2617c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2618486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2619d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2620d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2621257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2622780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2623780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26248b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26258b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2626780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26278b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26288b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2629780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 263065cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2631780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2632c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2633780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2634780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2635780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2636780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2637780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2638780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2639780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2640780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2641780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2642780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2643780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2644780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2645780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2646780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2647780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2648780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2649780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 265065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26518b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26528b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2653cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2654cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2655cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2656d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2657d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2658d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2659257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2660486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2663710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2664cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2665cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2666cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2667cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2668cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2669c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2670cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2671cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2672cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2673cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2674cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2675cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2676cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2677cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2678cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 267965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2680026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2681026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2682d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2683710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2684710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 268565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2686858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 268776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 268865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2689858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2690c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26919d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2692d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2693d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 269476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2695416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2696416a847633680d94efb926837efdc18726d54918Raph Levien 2697416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2698416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2699416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2700416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2701c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2702cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2703cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2704cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2705416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2706416a847633680d94efb926837efdc18726d54918Raph Levien 2707c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2708c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2709416a847633680d94efb926837efdc18726d54918Raph Levien 2710c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2711c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2712c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2713416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2714416a847633680d94efb926837efdc18726d54918Raph Levien } 2715416a847633680d94efb926837efdc18726d54918Raph Levien 2716416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2717416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2718416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 271976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2720416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 272176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2722416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 27234063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 27244063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2725416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2726416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 272776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2728416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2729416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2730416a847633680d94efb926837efdc18726d54918Raph Levien 2731416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2732416a847633680d94efb926837efdc18726d54918Raph Levien} 2733416a847633680d94efb926837efdc18726d54918Raph Levien 2734768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2735768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2736768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2737768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2738768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2739486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2740d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2741d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2742486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2743eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2744eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2745671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2746d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2747486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2748671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2749671d6cf460531825a321edb200523d0faa7792c9Romain Guy 275039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 275139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2752671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2753671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2754d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2755671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2756d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2757d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2758671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2759671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2760b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2761c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2762671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2763671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2764671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2765671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2766671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2767c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2768e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 276976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2770416a847633680d94efb926837efdc18726d54918Raph Levien } 2771416a847633680d94efb926837efdc18726d54918Raph Levien 2772671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2773d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2774671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2775671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2776671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2777257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2778671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2779671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2780671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2781671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2782211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2783671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27841e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2785671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2786257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2787671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2788671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2789d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2790671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2791671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2792671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2793671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2794486590963e2207d68eebd6944fec70d50d41116aChet Haase 2795486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2796eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2797eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2798624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2799624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2800624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2801624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2802624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2803624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2804b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2805624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2806624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2807d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->decomposeScale(sx, sy); 2808624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2809624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2810624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2811624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2812624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2813624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 281441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2815d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2816527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2817527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2818527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 281928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 282028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2821d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2822f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 282328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 282428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2825cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2826cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28273a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28283a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2829624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2830d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2831624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2832c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2833211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2834624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2835624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28366620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28376620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 283886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 283986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 284086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28419d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2842c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2843c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2844c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2845c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2846c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 284776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28481e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28491e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 285019d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 285119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2852624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2853624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2854624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2855624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2856624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2857624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2858624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2859624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2860624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2861624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2862624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2863624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 28643b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2865c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 28666620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2867a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2868257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 286906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2870624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2871d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 287241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2874996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28751e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2876527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2877527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2878527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2879a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28808b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28818b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28828b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 288341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2884996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28858b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 288641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2887996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28884ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2889527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2890624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 289141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2892a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 289341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2895694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2896e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2897486590963e2207d68eebd6944fec70d50d41116aChet Haase 2898486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2899694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2900694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2901d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2902d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2903d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2904486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 290503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 290603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 290739a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 290839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 290939a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2910b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2911c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2912257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 291303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 291403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 291503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 291603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29171e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 29189777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29199777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29209777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 292103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29229777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29239777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29249777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 29251e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 29269777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2927d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 29289777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29299777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29309777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2931486590963e2207d68eebd6944fec70d50d41116aChet Haase 2932486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2933325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2934325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2935d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2936d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2937dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2938a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29397fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2940fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2941486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 294222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29437fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29448b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29458b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29468b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 294701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2948486590963e2207d68eebd6944fec70d50d41116aChet Haase 2949486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29507fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29517fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2952a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 295335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2954486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 29556c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29566c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2957b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2958b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2959b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2960b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 296214e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2963b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2964b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2965b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 296639a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2967f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2968f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, false); 29694ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 297035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2971b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2972b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2973b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 297435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 297535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 297635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29775bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29782bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 297939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2980a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29816c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2982211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2983c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 298434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 298534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2986c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 298776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 298816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2989c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2990c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29918168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 299276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 299376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 2994c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2995c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 299676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 29979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2998d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2999d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 3000d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 30019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3002d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30034063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 30044ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3006d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 30089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3010c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3011448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 3012448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 3013448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3014448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 3015448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 3016448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 30173380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3018448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3019448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 3020448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3021448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 3022448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 3023448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 3024448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 3025448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 3026c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 30273a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3028e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 30293a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3030c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 30325bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30335bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 303476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 303576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 303676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 303776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 30384ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3039f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 304034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3041486590963e2207d68eebd6944fec70d50d41116aChet Haase 3042b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3043b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3044b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3045b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3046486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30476c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30486c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30496926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3050d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3051d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3052d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3053d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3054c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 305506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 305606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 305706f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3058c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3059c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 30608aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 306106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 30627fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 30637fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3064d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 30651e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 30661e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30671e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30681e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3069c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 30701e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30711e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30721e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3073c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3074c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3075c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3076c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3077c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 30781e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30791e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30801e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30815ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30825ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30835ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30845ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3085527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3086527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3087c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3088527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3089527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30915ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30925ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3093c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3094c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3095c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30965ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30975ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3098d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3099758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3100758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3101758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 31025ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31035ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 31045ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31055ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3106c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3107c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 31085ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31095ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 31105ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31115ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31125ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31136926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31146926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31156926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3116d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 31173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 31183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 31193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 31203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 31213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 31223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 31233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 312401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3125d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3126f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 312701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 312801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 312901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 313001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 313101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 313201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 313301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 313401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 313501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 313601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 313776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 313801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 313976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 314001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 31414063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 31424063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 314301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 314401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 314576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 314601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 314701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 314801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 314901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 315001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 315101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3152f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3157d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3158d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 31590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3162726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3164211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3165726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3166f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31670a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31688b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31690a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3170e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3171f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3172f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3173f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3174f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3175f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3176e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3177e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3181e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3182e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3183e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3184e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3189e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3190e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3191e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3192e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3194e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3195726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3196e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3197726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31980a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3202d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3203d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3204672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3205672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3206672433d90fab7383cd28beac9d4485b566a90940Romain Guy 320776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3208735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3209735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3210b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3211b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3212b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3213b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3214b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3215b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3216b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3217b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3218b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatus_t OpenGLRenderer::drawShadow(const mat4& casterTransformXY, const mat4& casterTransformZ, 3219024433f89684e1f9cb7b15ade7c480c9346fbe4dChris Craik float casterAlpha, bool casterUnclipped, const SkPath* casterPerimeter) { 3220d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3221f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 322215a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3223f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3224f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3225f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3226ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3227f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 322815a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // tessellate caster outline into a 2d polygon 322915a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector<Vertex> casterVertices2d; 323015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const float casterRefinementThresholdSquared = 20.0f; // TODO: experiment with this value 32318c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik PathTessellator::approximatePathOutlineVertices(*casterPerimeter, 323215a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterRefinementThresholdSquared, casterVertices2d); 323315a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 3234a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik if (casterVertices2d.size() == 0) { 3235a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik // empty caster polygon computed from path 3236a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik return DrawGlInfo::kStatusDone; 3237a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik } 3238a2fe7affd3d077ac163da90996cb2e5e0ca3b8d1Chris Craik 323915a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // map 2d caster poly into 3d 324015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const int casterVertexCount = casterVertices2d.size(); 324115a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik Vector3 casterPolygon[casterVertexCount]; 3242b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float minZ = FLT_MAX; 3243af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui float maxZ = -FLT_MAX; 324415a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik for (int i = 0; i < casterVertexCount; i++) { 324515a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik const Vertex& point2d = casterVertices2d[i]; 324615a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik casterPolygon[i] = Vector3(point2d.x, point2d.y, 0); 3247b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(casterPolygon[i], casterTransformXY, casterTransformZ); 3248b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik minZ = fmin(minZ, casterPolygon[i].z); 3249af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui maxZ = fmax(maxZ, casterPolygon[i].z); 325015a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik } 325115a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik 325263d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui // map the centroid of the caster into 3d 325363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector2 centroid = ShadowTessellator::centroid2d( 325463d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui reinterpret_cast<const Vector2*>(casterVertices2d.array()), 325563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui casterVertexCount); 325663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui Vector3 centroid3d(centroid.x, centroid.y, 0); 3257b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik mapPointFakeZ(centroid3d, casterTransformXY, casterTransformZ); 325863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 3259b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik // if the caster intersects the z=0 plane, lift it in Z so it doesn't 3260b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik if (minZ < SHADOW_MIN_CASTER_Z) { 3261b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik float casterLift = SHADOW_MIN_CASTER_Z - minZ; 3262b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik for (int i = 0; i < casterVertexCount; i++) { 3263b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik casterPolygon[i].z += casterLift; 3264b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3265b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik centroid3d.z += casterLift; 3266b98f2116f5896acb4b221015b22624a3c5d5a7feChris Craik } 3267af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3268af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // Check whether we want to draw the shadow at all by checking the caster's 3269af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // bounds against clip. 3270af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // We only have ortho projection, so we can just ignore the Z in caster for 3271af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui // simple rejection calculation. 3272af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui Rect localClip = mSnapshot->getLocalClip(); 32738c271ca63b62061fd22cfee78fd6a574b44476fdChris Craik Rect casterBounds(casterPerimeter->getBounds()); 3274af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterTransformXY.mapRect(casterBounds); 3275af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui 3276024433f89684e1f9cb7b15ade7c480c9346fbe4dChris Craik bool isCasterOpaque = (casterAlpha == 1.0f) && casterUnclipped; 327715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // draw caster's shadows 3278ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertyAmbientShadowStrength > 0) { 3279919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertyAmbientShadowStrength, 0, 0, 0); 3280ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer ambientShadowVertexBuffer; 328150ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateAmbientShadow( 328250ecf849cb7ccc3482517b74d2214b347927791eztenghui isCasterOpaque, casterPolygon, casterVertexCount, centroid3d, 3283af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui casterBounds, localClip, maxZ, ambientShadowVertexBuffer); 328450ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, ambientShadowVertexBuffer, &paint); 3285ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3286ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 3287ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui if (mCaches.propertySpotShadowStrength > 0) { 3288919e95cc23d3567345719f2466e089682608638eChris Craik paint.setARGB(casterAlpha * mCaches.propertySpotShadowStrength, 0, 0, 0); 3289ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui VertexBuffer spotShadowVertexBuffer; 3290ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui Vector3 lightPosScale(mCaches.propertyLightPosXScale, 3291ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui mCaches.propertyLightPosYScale, mCaches.propertyLightPosZScale); 329250ecf849cb7ccc3482517b74d2214b347927791eztenghui VertexBufferMode vertexBufferMode = ShadowTessellator::tessellateSpotShadow( 329350ecf849cb7ccc3482517b74d2214b347927791eztenghui isCasterOpaque, casterPolygon, casterVertexCount, lightPosScale, 3294af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui *currentTransform(), getWidth(), getHeight(), casterBounds, localClip, 3295af6f7ed8dd4288a41d0a07a1f0f0be7d6d035b33ztenghui spotShadowVertexBuffer); 329650ecf849cb7ccc3482517b74d2214b347927791eztenghui drawVertexBuffer(vertexBufferMode, spotShadowVertexBuffer, &paint); 3297ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32987b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 32997b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3300f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3301f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 330276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 330376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 33043b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33053b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33063b753829ae858d424fe109f714745379a6daf455Romain Guy } 3307735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 330876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 330976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 331076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (mDrawModifiers.mShader) { 331176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 331276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 331376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3314672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3315672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3316672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3317672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3318672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3319448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3320672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3321672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33222af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3323672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3324672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3325672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3326672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3327672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33283b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33293b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33303b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33313b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3332672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33333b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33343b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33353b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33363b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3338672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3339f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3340a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3341a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3342672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3343672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3344672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3345d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3346672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 334776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 334876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3349672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3350672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 33514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 33524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3353672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3354672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 335576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3356672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3358d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3359672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3360672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33614063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3362672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3364672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3365672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3366026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 336776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 336876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3369d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3370c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3371d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3372d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3373d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 337470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 337515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3376d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 337770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 337876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 337976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 338070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 33814063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 338370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 338470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 338576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 338670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3387c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3388c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3389c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3390c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 339182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3392d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3393d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33948164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33993380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 34003380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 34013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3408d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3409d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3410d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 34116620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3412d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34136620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 341476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 34153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34166620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 341767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 341876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 34193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34246620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 342585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 342685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3427f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 342876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34296820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34304063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34314063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34328694230ff25fa0a60e480d424843e56b718f0516Romain Guy 343376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 343476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 343576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 343676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 343776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 343870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 343970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 344070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 344176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 344276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 344370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3444886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3446886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 344786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 344876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 344970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3450db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34516820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 345282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 345382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 345576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 34563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34574063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34584063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 346076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 346176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 346276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 346376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 346476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 34653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 346876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 346976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 34703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34724063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 34733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 347576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3481886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 348276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3483886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3485886b275e529e44a59c54b933453d9bc902973178Romain Guy 348676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 348776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 348876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 348976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 349076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3491886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3492886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 349376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3494886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3495886b275e529e44a59c54b933453d9bc902973178Romain Guy } 349676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3497886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 349876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3499886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3500886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3502886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3503886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 350476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 35054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(ignoreTransform); 3506886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3507886b275e529e44a59c54b933453d9bc902973178Romain Guy 3508886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3509886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3510886b275e529e44a59c54b933453d9bc902973178Romain Guy 3511a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3512f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 351378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 351478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 351578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 351678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 351778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 351878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 351978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 352078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 352178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 352278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 352378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 352478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 352578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 352682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3527c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 352882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 352982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 353082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 353182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 353282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 353382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 353433fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35353bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3536a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3537f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3538a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 353982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 354082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 354182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 354282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 354382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 354482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 354582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 354682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3547a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 354882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 354982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 355082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 355182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 355282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 355382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 355482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 355582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 355682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 355782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 355882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 355982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 356082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 356182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3562fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 356382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 356482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3565fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3566bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3567bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3568889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3569d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3570fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3571d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3572fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35736926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3574260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3576260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3577260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3578026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3579ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 358082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 358182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 358282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 358382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35848ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35858ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3586d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3587be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 358816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 358916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 359087b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 359116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3592d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3593026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3594026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 359576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 359616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 359716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 359816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 359916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 360016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 360116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3602d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 360316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 360416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36059d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3606e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3607