OpenGLRenderer.cpp revision ff316ec7a76e52572a2e89b691e6b3bba0cafba3
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> 2403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy#include <SkPathMeasure.h> 25694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 28e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 3665cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 38a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 39e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 419d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guy 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy 47759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 50f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 51dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 52713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 53d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 549d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy 58889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 67026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 702ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 83d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 85026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 86e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 90f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 912ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 104d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 106f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 108f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 110f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1123bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 11406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader = NULL; 115db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter = NULL; 1161e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mHasShadow = false; 1175ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mHasDrawFilter = false; 118026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 119ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 120ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 121ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 12287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 124e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 125e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12729d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 12829d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 129e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 130e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14013631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14113631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 143f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 144f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 146ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 147ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 15849c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 15949c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 172260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 173bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 174bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 176eb99356a0548684a501766e6a524529ab93304c8Romain Guy 177eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 179e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 180e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1817c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 18244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 1837d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy} 1847d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 185c3fedafc5f50100219449125a000e3138f6fb987Romain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 186c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 187fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 188fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 1898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1908aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 19184962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1928fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 193f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1947d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 19541308e2936c768103d0e9c82500e97938d6797f1Romain Guy mDirtyClip = true; 196ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayers(); 19811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 199dcfc836b457a87881da409e1acf251515f121446Romain Guy discardFramebuffer(left, top, right, bottom); 20045e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 201ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy syncState(); 2027d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 20654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2082b7028eabac80cec170572bc0e945a1d4224e595Romain Guy mTilingSnapshot = mSnapshot; 20957b5268708c3b974296c7d4e58a02a957979224aRomain Guy startTiling(mTilingSnapshot, true); 2102b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2117c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2127c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 2137c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return clear(left, top, right, bottom, opaque); 2147c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2157c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 216dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 217dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 218dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 219dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2203bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 221dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 222f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 223f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 224f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 225f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 226dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 227dcfc836b457a87881da409e1acf251515f121446Romain Guy } 228dcfc836b457a87881da409e1acf251515f121446Romain Guy} 229dcfc836b457a87881da409e1acf251515f121446Romain Guy 2307c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 2316b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy if (!opaque) { 232586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 233ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2346b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 23544b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 236ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 23744b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2387c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 23944b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 240ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 241ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 242ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 243ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glViewport(0, 0, mWidth, mHeight); 244ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 245ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 246ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 247ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 248ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2496b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 250bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 251bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 25257b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 25354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 25454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy Rect* clip = mTilingSnapshot->clipRect; 255c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 256c3fedafc5f50100219449125a000e3138f6fb987Romain Guy clip = &s->layer->clipRect; 25754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 25854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 259c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 260c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 261c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 262c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 263c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 264c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 265c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 266c3fedafc5f50100219449125a000e3138f6fb987Romain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2672b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2682b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2692b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2702b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 27154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2722b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 274b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2757c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2762b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2772b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 27811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 279b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 28011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 28111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 28211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 28311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 28411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 28511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 28611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 28711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 28811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 28911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 29011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 29111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 29211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 29311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 29411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 29511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 29611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 297a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 298b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 29911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 300c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 301e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 30211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 30311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 30411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 30511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 306c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 30711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 308b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 309b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3106c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 311da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 312da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 313da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 314da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 315da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 316da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 31750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 31815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 319f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 320ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3217c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 322da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 323da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3246c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 32508837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 32608837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 32735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3287c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 32935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3303e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3313e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3328025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 333586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 33482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 335746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 336da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 337a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 33850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 33950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 34050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 34150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 34250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 343da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 344da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 34535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 34635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 34735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 34835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3497c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 35035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 35135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 35235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 35335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 35435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 355ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 356932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 357ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3588f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 359ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 360ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 361ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3628f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 363ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 364ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3653d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3668f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 367ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 368d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 369ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 370ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 371ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 372ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 373ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 374ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 375ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 376ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 377ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 378ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 379ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 380ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 381ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 382ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 383ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 384ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 385ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 386c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 387ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 389c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 390ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 391c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 392c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 3938f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 3948f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 395d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 3968f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 3978f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 3988f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 3998f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4008f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4018f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 402daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 403932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 404c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4058a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 406f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 407f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 408f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 409d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 41080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 41180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 41280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 413d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 414d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 415d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 416d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 417d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 418d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 41908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 42008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 42108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 42208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 42308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 42408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4257b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4267b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 42708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 42880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 429486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t result = (*functor)(DrawGlInfo::kModeDraw, &info) | DrawGlInfo::kStatusDrew; 430cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 43208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 433cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 43565924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 436ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4378f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 438cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 439cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 440daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4416554943a1dd6854c0f4976900956e556767b49e1Romain Guy return result; 442daf98e941e140e8739458126640183b9f296a2abChet Haase} 443daf98e941e140e8739458126640183b9f296a2abChet Haase 444f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 44587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 44687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 44787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 44887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 44987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 45087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 45187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 45287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 45387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 45487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 45587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 45687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 45787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 45887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 45987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 46087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 46187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 46287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 46387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 46487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 46587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 46687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 46787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 46887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 46987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 47187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 47287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy const Rect* clip = mTilingSnapshot->clipRect; 47387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 47587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissor(clip->left, mTilingSnapshot->height - clip->bottom, 47687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 47787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 47987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 48187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 48387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 48487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 49111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 49211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 49311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 49511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && layer->displayList) { 49611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy OpenGLRenderer* renderer = layer->renderer; 49711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 49811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4997c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5007c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5017c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5027c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->setViewport(layer->layer.getWidth(), layer->layer.getHeight()); 50511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->prepareDirty(dirty.left, dirty.top, dirty.right, dirty.bottom, !layer->isBlend()); 50611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->drawDisplayList(layer->displayList, dirty, DisplayList::kReplayFlag_ClipChildren); 50711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->finish(); 50811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 51011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 51111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 51211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 51311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy dirty.setEmpty(); 51511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->deferredUpdateScheduled = false; 51611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->renderer = NULL; 51711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->displayList = NULL; 5185bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 51911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 52111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 52211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 52411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 52511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 52711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 52811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startMark("Layer Updates"); 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // Note: it is very important to update the layers in reverse order 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (int i = count - 1; i >= 0; i--) { 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 53511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcount(layer); 53611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 53811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 54011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 54111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 54211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 54311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 54511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 54611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 54711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 564f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 565f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 566f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 567bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 5687ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 569bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 570bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 571bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 5728aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 573bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 574bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 575bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 5762542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 5772542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 5787ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 579bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 580bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 581bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 5828fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 583bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5848fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 5852542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 5867ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 587bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 588bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 5908aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 5918fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 592bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 593bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 594bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 5957ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 596bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 597eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 598bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 599bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 6007ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 601bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 602eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 603eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 604eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 605eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 606eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 607eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6088b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 6098b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 6108b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6112542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 612746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6138fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6142542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6155ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6165ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 6175ec9924d24495822b589f1a17996655d66273b30Romain Guy } 6185ec9924d24495822b589f1a17996655d66273b30Romain Guy 6192542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 620d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6215cbbce535744b89df5ecea95de21ee3733298260Romain Guy 622f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 623bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 624bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 625bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 626bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6275c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* p, int flags) { 628eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 629eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 630d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 631af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 632e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy int alpha = 255; 633e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy SkXfermode::Mode mode; 634e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 635e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy if (p) { 636e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy alpha = p->getAlpha(); 637710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mode = getXfermode(p->getXfermode()); 638a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 639e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy mode = SkXfermode::kSrcOver_Mode; 640d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } 641d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 642d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 643dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 644d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 645d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 646bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 647bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 648bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayerAlpha(float left, float top, float right, float bottom, 649bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy int alpha, int flags) { 650f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy if (alpha >= 255) { 6518aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, NULL, flags); 6528b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } else { 6538aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkPaint paint; 6548aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy paint.setAlpha(alpha); 6558aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, &paint, flags); 6568b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } 657d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 658bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 6591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 6731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 6741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 6766b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 6776b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 6786b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 6796b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 6801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 6821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 6831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 68487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 6851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 6861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 6871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 6891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 6901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 6911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 6921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 6931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 6951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 6961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 6971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 6981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 6991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 70487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 70587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 70687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 70787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 70887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 710d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 711d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 712eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 713fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 714dda570201ac851dd85af3861f7e575721d3345daRomain Guy 715eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 716eb99356a0548684a501766e6a524529ab93304c8Romain Guy 717f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 718d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7198aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 720d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect untransformedBounds(bounds); 721d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->transform->mapRect(bounds); 722d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase 723d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // Layers only make sense if they are in the framebuffer's bounds 724d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (bounds.intersect(*mSnapshot->clipRect)) { 725d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // We cannot work with sub-pixels in this case 726d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.snapToPixelBoundaries(); 727d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase 728d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // When the layer is not an FBO, we may use glCopyTexImage so we 729d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // need to make sure the layer does not extend outside the bounds 730d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // of the framebuffer 731d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (!bounds.intersect(mSnapshot->previous->viewport)) { 732ad37cd3b5d3de9dd0858af04fbccd102e8ff4b0eRomain Guy bounds.setEmpty(); 733d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else if (fboLayer) { 734d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.set(bounds); 735d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mat4 inverse; 736d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase inverse.loadInverse(*mSnapshot->transform); 737d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase inverse.mapRect(clip); 738d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.snapToPixelBoundaries(); 739d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (clip.intersect(untransformedBounds)) { 740d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.translate(-left, -top); 741d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.set(untransformedBounds); 742d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else { 743d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.setEmpty(); 744d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } 745ad37cd3b5d3de9dd0858af04fbccd102e8ff4b0eRomain Guy } 746d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else { 747d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.setEmpty(); 748eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 749bf434114cbf55b216fdc76fc8d65a75e84c9dab5Romain Guy 750746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 751d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.getHeight() > mCaches.maxTextureSize || 752d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase (fboLayer && clip.isEmpty())) { 753d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->empty = fboLayer; 754dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } else { 755d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 756dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 757dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 758dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 759d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (mSnapshot->invisible || mSnapshot->empty) { 760b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 761b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 762dda570201ac851dd85af3861f7e575721d3345daRomain Guy 763a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7648550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 765f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 766f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 767bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 768bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 7699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 7708aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 7739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setColorFilter(mColorFilter); 774a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7757c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 776dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7778fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 778d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 779d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 7801d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 781eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 782d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 783eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 784eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 7859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 786514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 7879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 7889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 789d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 7909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 7919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 792514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 793514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 794d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 795514fb18827186591d66973c2362c859b64b63556Romain Guy } 7967b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 79754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 79854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 799ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 800eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 801f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 802d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 803bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 804bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 805d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 806c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 809d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 810c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 811c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 812d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 813d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 814d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 815d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 816d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 817d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 8185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8192b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8207c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 8239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->allocateTexture(GL_RGBA, GL_UNSIGNED_BYTE); 8289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 834f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 837586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8388f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 8465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 8475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 8541d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 8551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 8563762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8571d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8581d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8591d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 8618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 8625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 863eb99356a0548684a501766e6a524529ab93304c8Romain Guy 864eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8652b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8662b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 867e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 868e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 8718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 872eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 873eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 8747c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8752b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 8762b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 877eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 878eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 880f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 8819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 8825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 8839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 884f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 885f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 88603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 8878b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 888a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 8915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 892eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 8949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 8959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 896171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 8975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 8989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 899171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 900171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 904eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9051d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 906746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 907746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 908eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9098550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 911603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9121d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9131d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9141d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 915aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float alpha = layer->getAlpha() / 255.0f; 917aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 918aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9228f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9238f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9248f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 925aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 926aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 9279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 928aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 929aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 930aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 9319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9338f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9358f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 936ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy if (mSnapshot->transform->isPureTranslate() && 937ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 938ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 9409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 9419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 942d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 945d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 9479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 949aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 950aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 951aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 952aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 953aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 954aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 955aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 9579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 958aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 959aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 960aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 964b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy bool simpleTransform = mSnapshot->transform->isPureTranslate() && 965ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 966b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 967b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 968b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 9719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 9729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 9739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 975d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 977d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 9809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 9819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), layer->getAlpha() / 255.0f, 9829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getMode(), layer->isBlend(), 9839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 9849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 9855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 986aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 987aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 988aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 989aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 990aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 991aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 9925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 9955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 9969fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 9979fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 99840667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 9999fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10048a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 10058a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1006211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 10075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 10085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* rects = layer->region.getArray(&count); 10095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float alpha = layer->getAlpha() / 255.0f; 10119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 10129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1013f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 10145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 10168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 10188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 10198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 10205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 10215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 10225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10237230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 10247230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1025ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 10269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 10277230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 10287230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 10297230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1030ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 10319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (mSnapshot->transform->isPureTranslate()) { 10339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 10349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 10359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1036d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1039d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 10419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 104215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 10435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 10455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 10465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1048f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 10495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1050f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 10515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 10535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 10545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 10555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 10565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 10575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 10595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 10615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 10625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 10635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 10645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 10685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 10695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10717230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 10725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 10743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 10755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 10765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10813a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 10823a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 10833a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 10843a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 10853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 10863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 10873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 10883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 10893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 10903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 10913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 10923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 10933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 10943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 10953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 10963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 10973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 10983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 10993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 11013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 11023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 11033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 11053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 11063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 11088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 11098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 11108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 11118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 11138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 11148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 11158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 11168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 11178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 11188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 11192af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 11208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 11218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 11228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11233bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 11248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 11258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1128f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 11305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1131f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1137f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1139f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11401bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 11411bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 11421bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 11431bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 11441bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 11451bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 11461bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 11471bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 11481bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 115354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 115454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 115554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 115654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 115754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 115854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 115954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 116054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 116154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 116254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 116354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 116454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 11658a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 116654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 116754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 116854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 116954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 117054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 117154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 117254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 117354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 117454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 117554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 117654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 117754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 117854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 117954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 118054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 118154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1182e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1183e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1184e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1185e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 118654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 118754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 118854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 118954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 119054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 119154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 119254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 119339d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 119454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 119554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 11968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 11978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 119854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 119954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 120054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 120154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1202e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 120354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 120454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 120554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1206bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1207f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1208f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1209f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1210f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 12118aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->translate(dx, dy, 0.0f); 1212f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1213f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1214f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 12158aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->rotate(degrees, 0.0f, 0.0f, 1.0f); 1216f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1217f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1218f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 12198aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->scale(sx, sy, 1.0f); 1220f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1221f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1222807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 1223807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy mSnapshot->transform->skew(sx, sy); 1224807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1225807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1226f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1227e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 1228e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy mSnapshot->transform->load(*matrix); 1229e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 1230e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy mSnapshot->transform->loadIdentity(); 1231e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1232f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1233f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1234f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 12358aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->copyTo(*matrix); 1236f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1237f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1238f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1239e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 1240e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy mSnapshot->transform->copyTo(transform); 1241e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 1242e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy mSnapshot->transform->load(transform); 1243f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1244f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1245f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1246f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1247f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1248f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1249bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1250e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1251e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 12528f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 12538a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 12548a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 12558a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 12568a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 12579d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 12589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 12598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 12608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 12618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 12628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 12638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 12648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 12658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 12698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 12708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1271c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1272c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1273c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1274c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1275c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 12768d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 12773bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 12788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1279c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1280f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 12858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 12868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 12898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 12908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 12928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 12948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 12968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 12978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 12988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 12998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 13008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 13018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 13038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 13048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 13068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 13078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 13088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 13108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 13118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 13128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 13148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 13158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 13168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13209d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1321079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1322bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1323bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 13248a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 13258a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 13268a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 13278a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13288a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13298a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 13308a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mSnapshot->transform->mapRect(r); 13318a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 13328a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13338a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 13348a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 13358a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13368a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 13378a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 13388a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 133935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 134035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 134135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 134235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 134335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 134435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 134535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 134635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mSnapshot->transform->mapRect(transformed); 134735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 134835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 134935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 135035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 135135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 135235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 135335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 135435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1355672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1356672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1357cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1358cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1359cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1360cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1361cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1362cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1363cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1364cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1365c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1366bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1367dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1368dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1369dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 13701d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 13718aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->mapRect(r); 1372d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1373d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1374d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1375d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1376d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1377586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1378586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 137987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1380586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1381586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1382586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1383c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1384c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 13858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1386735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 13878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 13888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 13898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 13918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1392735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 13938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 13948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (CC_LIKELY(mSnapshot->transform->rectToRect())) { 13958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 13968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 13978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1398735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 13998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 14007ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 14018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 14038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 14048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1406e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1407e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1408735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 14098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 14108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mSnapshot->transform->copyTo(transform); 14118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 14138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 14148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 14168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 14178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 14188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 14208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 14218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 14248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 14258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 14278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 14298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1431735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1432735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1433735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 14348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 14358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 14378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1439735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1440735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1441a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1442a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1443a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1444a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1445f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 144670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 144770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 144870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 144954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 14508a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 14518a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 145254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 145570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mDirtyClip) { 145670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setScissorFromClip(); 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 145870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 145970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 146070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 146170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 146270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 146370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 146470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 146570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 146670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 146770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 146870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 146970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 147070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 147170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1472ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1473ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1474ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1475ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1476ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1477ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1478aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1479aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1480aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1481aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 148215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1483ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 148415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 148515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1486710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 148799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 14885b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 14895b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 1490ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPoint(float pointSize) { 1491ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.isPoint = true; 1492ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.pointSize = pointSize; 1493ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1494ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 14958d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 14968d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1497886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1498886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1499886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 150070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 150170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 150270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 150370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 150486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 150586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1506886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1507886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1508886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 150986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 151086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 151186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 151286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 15134121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 15144121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 15154121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 15164121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 151770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 151870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 151970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 152070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 152170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 152270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 152370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 152470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 152570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 152670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 152770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mShader) { 15283bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mShader->describe(mDescription, mExtensions); 152970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 153070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 153170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 153270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 153370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mColorFilter) { 15343bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mColorFilter->describe(mDescription, mExtensions); 153570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 153670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 153770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1538f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1539f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1540f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1541f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 154254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1543f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1544f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1545f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 154670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1547f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1548f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1549f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 155070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy chooseBlending((mColorSet && mColorA < 1.0f) || (mShader && mShader->blend()), mode, 155170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription, swapSrcDst); 155270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 155370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 155470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1555f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1556f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1557f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1558e83221c547cf2038752e5378e72e49a62cfd9954Romain Guy chooseBlending(blend || (mColorSet && mColorA < 1.0f) || (mShader && mShader->blend()) || 1559e83221c547cf2038752e5378e72e49a62cfd9954Romain Guy (mColorFilter && mColorFilter->blend()), mode, mDescription, swapSrcDst); 156070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 156170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 156270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 156370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 156470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 156570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 156670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 156770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 156870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 156970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 157070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 157170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 157270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 157370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 157470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 157570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 157670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 157770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mIdentity); 157870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 157970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 158070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 158170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 15828a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 15838a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase mCaches.currentProgram->set(mOrthoMatrix, mIdentity, *mSnapshot->transform, offset); 15848d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 15858d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 158670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 158770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 158870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 158970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 159070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 159170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 159270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 159370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 159486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 159586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 159686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 159786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 159886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 159986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 160086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 160186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mIdentity); 160286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 160386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 160470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 160570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1606ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPointUniforms() { 1607ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int slot = mCaches.currentProgram->getUniform("pointSize"); 1608ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glUniform1f(slot, mDescription.pointSize); 1609ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1610ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 161170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 161255fd2c9b2e87986b03cb58676bdf46bc6d5f1c36Romain Guy if ((mColorSet && !mShader) || (mShader && mSetShaderColor)) { 161370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 16185536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 161986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 16205536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 16215536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 16225536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 162370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 162470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mShader) { 162570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 162670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadInverse(*mSnapshot->transform); 162770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mShader->setupProgram(mCaches.currentProgram, mModelView, *mSnapshot, &mTextureUnit); 162970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 16328d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 16338d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy if (mShader) { 16348d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mShader->setupProgram(mCaches.currentProgram, mIdentity, *mSnapshot, &mTextureUnit); 16358d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 16368d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 16378d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 163870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mColorFilter) { 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorFilter->setupProgram(mCaches.currentProgram); 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 16444121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 16454121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 16464121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16474121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 164870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1649f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1650cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 165115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 165270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 165470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 165570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bindTexture(texture); 16562d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 165715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1660aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1661aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 16622d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 166315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1664aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1665aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 16668f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 16678f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 16688f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 16698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 16708f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1671aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1672aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1673aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1674aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 167570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1676f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!vertices) { 1678f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1680f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 168170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1682d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1683cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 168415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1685cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 168615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 168715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 168815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 168915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 169015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1691ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1692ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1693ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1694ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1695ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1696ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1697ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1698ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1699ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1700ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1701ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1702ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1703ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1704ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1705ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1706ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1707ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 170815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords) { 170915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy bool force = mCaches.unbindMeshBuffer(); 1710cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 171115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1712cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 17138d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17165b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1717f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1718cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 171915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 17205b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17215b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1726f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1727f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1728f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 17291271e2cc80b01d577e9db339459ef0222bb9320dChet Haasestatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, 173033f6beb10f98e8ba96250e284876d607055d278dRomain Guy Rect& dirty, int32_t flags, uint32_t level) { 1731b85967b9af76e1e60f7a96603e2567a6449d2e04Chet Haase 17320fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 17330fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 173404c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 17351271e2cc80b01d577e9db339459ef0222bb9320dChet Haase return displayList->replay(*this, dirty, flags, level); 17360fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 17377b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 17386554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 17390fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 17400fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1741ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haasevoid OpenGLRenderer::outputDisplayList(DisplayList* displayList, uint32_t level) { 1742ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 17432af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik displayList->output(level); 1744ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1745ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 1746ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 1747a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1748a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1749a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1750a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1751a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1752886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1753886b275e529e44a59c54b933453d9bc902973178Romain Guy 1754a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1755a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1756a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1757886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1758886b275e529e44a59c54b933453d9bc902973178Romain Guy 1759a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1760a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy if (mSnapshot->transform->isPureTranslate()) { 1761a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 1762a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 1763a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1764a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1765886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1766886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1767886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 17685b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1769e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 1770886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 1771886b275e529e44a59c54b933453d9bc902973178Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, 1772886b275e529e44a59c54b933453d9bc902973178Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1773a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1774a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1775486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 17766926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 17776926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 17786926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 17796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 1780486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 17816926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 17826926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1783a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 17848164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1785486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 178622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 178722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 1788211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1789a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1790a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1791a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1792a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1793486590963e2207d68eebd6944fec70d50d41116aChet Haase 1794486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 17958ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 17968ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1797486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 1798f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 1799f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 1800f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 1801f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 18026926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 1803486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 18046926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 18056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1806a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 18078164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1808486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 180922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 181022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 18115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 18125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 18135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 18145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 1815886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1816886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 1817886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1818886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 1819886b275e529e44a59c54b933453d9bc902973178Romain Guy } 18205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 1821486590963e2207d68eebd6944fec70d50d41116aChet Haase 1822486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 1823f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 1824f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 1825486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 1826e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 1827e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 1828e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1829e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 1830486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 1831e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 1832e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1833e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 1834e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 1835e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 1836e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1837886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1838886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 1839886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1840886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1841886b275e529e44a59c54b933453d9bc902973178Romain Guy } 1842486590963e2207d68eebd6944fec70d50d41116aChet Haase 1843486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 1844e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 1845e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1846486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 18475a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 18485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 1849486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 18505a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 18515a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1852b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 1853b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 1854b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 1855b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 1856b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1857a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 1858b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1859ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 1860ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 1861ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1862ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 1863ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 1864ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 1865ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 1866ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 1867ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 1868ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1869a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 18705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 18715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 18725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 18735a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 18745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 18755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 18765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 18775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 18785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 18795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 18805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 18815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 18825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 18835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 18845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 18855a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 18865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 18875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1888ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 1889ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 1890ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 18915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1892ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 1893ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 1894ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 1895b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1896a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 1897a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 1898a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 1899a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 19005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1903a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 1904ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1905a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 1906a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 1907a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1908a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy mCaches.activeTexture(0); 1909a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1910ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 1911ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1912ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy return DrawGlInfo::kStatusDone; 1913ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1914a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 1915a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1916a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1917a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 1918a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1919a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 1920a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 1921a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 1922a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1923ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 1924ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1925a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 1926b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 1927b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 1928b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1929ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 1930ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 1931ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 1932ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 1933ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 1934ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 1935ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 1936ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 1937ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 1938ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 1939ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 1940ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 1941ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1942ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 1943ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1944ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 1945ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1946ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1947ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1948ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 1949ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1950ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1951ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1952486590963e2207d68eebd6944fec70d50d41116aChet Haase 1953486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 19545a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 19555a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1956486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 19578ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 19588ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 19595c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 19606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 1961486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19636926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1964a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19658164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1966486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 196722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 19688ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 19698ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 19708ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 1971c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 19726816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u1 = fmax(0.0f, srcLeft / width); 19736816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v1 = fmax(0.0f, srcTop / height); 19746816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u2 = fmin(1.0f, srcRight / width); 19756816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v2 = fmin(1.0f, srcBottom / height); 1976c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 197703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 19788ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 19798ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 198003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 198103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 198203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 198303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 1984d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1985d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 1986886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 1987886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 19886620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 1989886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 1990886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 1991886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 1992886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 1993886b275e529e44a59c54b933453d9bc902973178Romain Guy bool useScaleTransform = mShader && scaled; 1994886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 1995b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 1996886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate() && !useScaleTransform)) { 1997886b275e529e44a59c54b933453d9bc902973178Romain Guy float x = (int) floorf(dstLeft + mSnapshot->transform->getTranslateX() + 0.5f); 1998886b275e529e44a59c54b933453d9bc902973178Romain Guy float y = (int) floorf(dstTop + mSnapshot->transform->getTranslateY() + 0.5f); 1999886b275e529e44a59c54b933453d9bc902973178Romain Guy 2000886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2001886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2002886b275e529e44a59c54b933453d9bc902973178Romain Guy 2003886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2004886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2005886b275e529e44a59c54b933453d9bc902973178Romain Guy 2006886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2007886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 20086620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2009d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2010886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2011886b275e529e44a59c54b933453d9bc902973178Romain Guy 2012886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2013886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2014886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2015886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2016886b275e529e44a59c54b933453d9bc902973178Romain Guy 2017886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2018886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2019886b275e529e44a59c54b933453d9bc902973178Romain Guy 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2022886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2023886b275e529e44a59c54b933453d9bc902973178Romain Guy 2024886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2025886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2026886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2027886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2028886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2029886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2030886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2031886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2032886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2033886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2034886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2035886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2036886b275e529e44a59c54b933453d9bc902973178Romain Guy 2037886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2038886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 20396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 20408ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 20418ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2042486590963e2207d68eebd6944fec70d50d41116aChet Haase 2043486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2044ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2045ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2046486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 20474bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 20485c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2049be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2050be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 2051be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, &alpha, &mode); 2052be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2053be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return drawPatch(bitmap, xDivs, yDivs, colors, width, height, numColors, 2054be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy left, top, right, bottom, alpha, mode); 2055be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2056be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2057be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2058be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2059be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) { 20606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2061486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20636926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2064be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy alpha *= mSnapshot->alpha; 2065be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2066a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20678164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2068486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 206922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 2070d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2071d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_LINEAR, true); 2072f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 20732728f961614a385df1f056fc24803a9f65c90fabRomain Guy const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(), 20744bb942083a0d4db746adf95349108dd8ef842e32Romain Guy right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors); 2075f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 2076211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 20776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 20785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 20798168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2080c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float offsetX = left + mSnapshot->transform->getTranslateX(); 2081c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float offsetY = top + mSnapshot->transform->getTranslateY(); 20825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 20835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 20848ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2085211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2086c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2087c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2088c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 20896620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2090c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2091c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy left + bounds.right, top + bounds.bottom, *mSnapshot->transform); 20926620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 20935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 20945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 20955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2096211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 20976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 20986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 20996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 21006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + right - left, y + bottom - top, texture->id, alpha / 255.0f, 21016620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 21026620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, true, mesh->meshBuffer, 21036620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 21046620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 21056620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 21066620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 21076620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer, 21086620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 21096620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2110054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2111486590963e2207d68eebd6944fec70d50d41116aChet Haase 2112486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2113f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2114f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 211565cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 211665cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 2117bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (!vertexBuffer.getSize()) { 2118bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 211965cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2120bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2121bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 212265cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 212365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 212465cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 212565cd612face362d054a85d0f7e5881c59cd523beChris Craik 2126710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2127710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2128710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2129710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2130710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2131710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2132710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2133710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 213465cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2135710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2136710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2137710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2138858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2139710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2140710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2141cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2142710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2143710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 21446ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2145710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2146710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2147710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2148710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 21496ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2150710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 21516ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 21526ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2153710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 21546ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2155710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getSize()); 21567b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2157710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 21586ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 215904299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 216065cd612face362d054a85d0f7e5881c59cd523beChris Craik 216165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2162858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2163858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2164858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 216565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 216665cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 216765cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 216865cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 216965cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 217065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 217165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 217299ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 217365cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 217465cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 217565cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 217665cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 21777b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 217865cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds = path.getBounds(); 217965cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::expandBoundsForStroke(bounds, paint, false); 218065cd612face362d054a85d0f7e5881c59cd523beChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *mSnapshot->transform); 21817b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 218265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 218365cd612face362d054a85d0f7e5881c59cd523beChris Craik} 21847b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 218565cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 218665cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 218765cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 218865cd612face362d054a85d0f7e5881c59cd523beChris Craik * 218965cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 219065cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 219165cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 219265cd612face362d054a85d0f7e5881c59cd523beChris Craik * 219365cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 219465cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 219565cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 219665cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 219765cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 21987b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 219965cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 22007b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 220165cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 220265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 220365cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2204d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2205d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2206d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2207d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2208d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 220965cd612face362d054a85d0f7e5881c59cd523beChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *mSnapshot->transform); 2210486590963e2207d68eebd6944fec70d50d41116aChet Haase 221165cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 221265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 22135b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 22145b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2215486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2216486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2217ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2218ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: The paint's cap style defines whether the points are square or circular 2219ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: Handle AA for round points 2220ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 22215b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase // A stroke width of 0 has a special meaning in Skia: 2222ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // it draws an unscaled 1px point 22238a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float strokeWidth = paint->getStrokeWidth(); 2224ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy const bool isHairLine = paint->getStrokeWidth() == 0.0f; 22258a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase if (isHairLine) { 22268a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase // Now that we know it's hairline, we can set the effective width, to be used later 22278a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase strokeWidth = 1.0f; 22288a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase } 22298a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase const float halfWidth = strokeWidth / 2; 2230d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2231ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int alpha; 2232ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy SkXfermode::Mode mode; 2233ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2234ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2235ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int verticesCount = count >> 1; 2236ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int generatedVerticesCount = 0; 2237ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2238ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex pointsData[verticesCount]; 2239ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex* vertex = &pointsData[0]; 2240ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 224104299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // TODO: We should optimize this method to not generate vertices for points 224204299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // that lie outside of the clip. 224304299385c681140239b0dc31d9780d087d2b4d7cRomain Guy mCaches.enableScissor(); 224404299385c681140239b0dc31d9780d087d2b4d7cRomain Guy 2245ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDraw(); 224615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 22478a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawPoint(strokeWidth); 2248ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColor(paint->getColor(), alpha); 2249ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilter(); 2250ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShader(); 2251ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawBlending(mode); 2252ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawProgram(); 22538a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawModelViewIdentity(true); 2254ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorUniforms(); 2255ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilterUniforms(); 2256ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawPointUniforms(); 2257ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShaderIdentityUniforms(); 2258ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawMesh(vertex); 2259ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2260ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy for (int i = 0; i < count; i += 2) { 2261ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex::set(vertex++, points[i], points[i + 1], 0.0f, 0.0f); 2262ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy generatedVerticesCount++; 22637b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 22648a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float left = points[i] - halfWidth; 22658a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float right = points[i] + halfWidth; 22668a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float top = points[i + 1] - halfWidth; 22678a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float bottom = points [i + 1] + halfWidth; 22687b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 22698a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 2270ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2271ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2272ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glDrawArrays(GL_POINTS, 0, generatedVerticesCount); 2273486590963e2207d68eebd6944fec70d50d41116aChet Haase 2274486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2275ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2276ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2277486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2278e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2279486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2280e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2281ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2282ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 228370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 22843d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2285486590963e2207d68eebd6944fec70d50d41116aChet Haase 2286486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2287c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 22889d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2289486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2290486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2291486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 229201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 229301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 229401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 229501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 229601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 229701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2298486590963e2207d68eebd6944fec70d50d41116aChet Haase 2299486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 230001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 230101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2302486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2303710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2304cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2305710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2306710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 230701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2308cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2309710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2310710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.roundRectShapeCache.getRoundRect( 2311710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2312710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2313710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2314710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2315710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2316710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2317cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2318cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2319cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2320cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2321cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2322cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2323710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 232465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2325c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 232601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2327710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2328cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2329cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik x + radius, y + radius, p)) { 2330710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2331710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2332cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2333710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2334710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.circleShapeCache.getCircle(radius, p); 2335710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2336710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2337710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2338710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2339cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2340cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2341cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2342cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2343cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 234465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2345c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 234601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2347486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2348710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2349cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2350710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2351710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 235201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2353cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2354710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2355710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.ovalShapeCache.getOval(right - left, bottom - top, p); 2356710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2357710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2358710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2359710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2360710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2361cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2362cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2363cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2364710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 236565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2366c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2367c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2368486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2369780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2370780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2371780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2372780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 23738b2f5267f16c295f12faab810527cd6311997e34Romain Guy 23748b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2375780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 23768b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 23778b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2378780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 237965cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2380780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2381780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik const PathTexture* texture = mCaches.arcShapeCache.getArc(right - left, bottom - top, 2382780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2383780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2384780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2385780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2386780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2387780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2388780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2389780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2390780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2391780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2392780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2393780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2394780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2395780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2396780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2397780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2398780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 24008b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 24018b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2402cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2403cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2404cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2405486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2406cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2407486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 24086926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 24096926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2410710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2411cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2412cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2413cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2414cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2415cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2416cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.rectShapeCache.getRect(right - left, bottom - top, p); 2417cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2418cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2419cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2420cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2421cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2422cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2423cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2424cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2425cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 242665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2427026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2428026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2429181d0a6ccedee03789919d53c46540a8df751896Romain Guy if (p->isAntiAlias() && !mSnapshot->transform->isSimple()) { 2430710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2431710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 243265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2433858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2434710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 243565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2436858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2437c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24389d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2439416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2440416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2441416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2442416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2443416a847633680d94efb926837efdc18726d54918Raph Levien 2444416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2445416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2446416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2447416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2448416a847633680d94efb926837efdc18726d54918Raph Levien paint, text, bytesCount, count, mShadowRadius, positions); 2449416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2450416a847633680d94efb926837efdc18726d54918Raph Levien 2451416a847633680d94efb926837efdc18726d54918Raph Levien const float sx = x - shadow->left + mShadowDx; 2452416a847633680d94efb926837efdc18726d54918Raph Levien const float sy = y - shadow->top + mShadowDy; 2453416a847633680d94efb926837efdc18726d54918Raph Levien 2454416a847633680d94efb926837efdc18726d54918Raph Levien const int shadowAlpha = ((mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2455416a847633680d94efb926837efdc18726d54918Raph Levien int shadowColor = mShadowColor; 2456416a847633680d94efb926837efdc18726d54918Raph Levien if (mShader) { 2457416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2458416a847633680d94efb926837efdc18726d54918Raph Levien } 2459416a847633680d94efb926837efdc18726d54918Raph Levien 2460416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2461416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2462416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2463416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2464416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2465416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2466416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2467416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2468416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2469416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2470416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2471416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2472416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2473416a847633680d94efb926837efdc18726d54918Raph Levien 2474416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2475416a847633680d94efb926837efdc18726d54918Raph Levien} 2476416a847633680d94efb926837efdc18726d54918Raph Levien 2477486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2478eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2479671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || 24809c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy (paint->getAlpha() * mSnapshot->alpha == 0 && paint->getXfermode() == NULL)) { 2481486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2482eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2483eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2484671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2485671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!mSnapshot->transform->isSimple()) { 2486486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2487671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2488671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2489671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2490671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2491671d6cf460531825a321edb200523d0faa7792c9Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 2492671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2493671d6cf460531825a321edb200523d0faa7792c9Romain Guy x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 2494671d6cf460531825a321edb200523d0faa7792c9Romain Guy y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 2495671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2496671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2497b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2498e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy fontRenderer.setFont(paint, *mSnapshot->transform); 2499671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2500671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2501671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2502671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2503671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2504416a847633680d94efb926837efdc18726d54918Raph Levien if (CC_UNLIKELY(mHasShadow)) { 2505e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2506e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2507416a847633680d94efb926837efdc18726d54918Raph Levien } 2508416a847633680d94efb926837efdc18726d54918Raph Levien 2509671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2510671d6cf460531825a321edb200523d0faa7792c9Romain Guy bool linearFilter = mSnapshot->transform->changesBounds(); 2511671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2512671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2513671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2514671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2515671d6cf460531825a321edb200523d0faa7792c9Romain Guy mCaches.activeTexture(0); 2516671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDraw(); 25174121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 2518671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawDirtyRegionsDisabled(); 2519671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawWithTexture(true); 2520671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 2521671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawColorFilter(); 2522671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawShader(); 2523671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawBlending(true, mode); 2524671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawProgram(); 2525671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawModelView(x, y, x, y, pureTranslate, true); 2526671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawTexture(fontRenderer.getTexture(linearFilter)); 2527671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawPureColorUniforms(); 2528671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawColorFilterUniforms(); 2529671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawShaderUniforms(pureTranslate); 25304121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 2531671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2532671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2533671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2534671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2535211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2536671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2537671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2538671d6cf460531825a321edb200523d0faa7792c9Romain Guy positions, hasActiveLayer ? &bounds : NULL)) { 2539671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2540671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2541671d6cf460531825a321edb200523d0faa7792c9Romain Guy mSnapshot->transform->mapRect(bounds); 2542671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2543671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2544671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2545671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2546486590963e2207d68eebd6944fec70d50d41116aChet Haase 2547486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2548eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2549eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2550c25259519f1b74bb62a2b051b74537f073436b5cRomain Guystatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 2551996e57c84368058be793897ebc355b917a59abc2Raph Levien float x, float y, const float* positions, SkPaint* paint, float length) { 2552671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || 25539c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy (paint->getAlpha() * mSnapshot->alpha == 0 && paint->getXfermode() == NULL)) { 2554486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2555e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2556e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2557a1cff5043d0fbd78fcf9c48e7658e56a5b0c2de3Chet Haase if (length < 0.0f) length = paint->measureText(text, bytesCount); 2558e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 2559e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 2560e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 2561e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2562e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 2563e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 2564e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2565e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 2566e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2567e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2568e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2569cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy SkPaint::FontMetrics metrics; 2570cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy paint->getFontMetrics(&metrics, 0.0f); 257133f6beb10f98e8ba96250e284876d607055d278dRomain Guy if (quickReject(x, y + metrics.fTop, x + length, y + metrics.fBottom)) { 2572486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2573cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2574cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 2575e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy#if DEBUG_GLYPHS 2576e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy ALOGD("OpenGLRenderer drawText() with FontID=%d", 2577e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy SkTypeface::UniqueID(paint->getTypeface())); 2578e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy#endif 2579e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy 2580e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2581e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy fontRenderer.setFont(paint, *mSnapshot->transform); 2582e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy 25833a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 25843a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 25856620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 2586211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 25876620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 25886620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 25896620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 25906620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 259186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 259286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 259386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 25949d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2595211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(mHasShadow)) { 2596996e57c84368058be793897ebc355b917a59abc2Raph Levien drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, alpha, mode, 2597996e57c84368058be793897ebc355b917a59abc2Raph Levien oldX, oldY); 25981e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 25991e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 26006620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 26016620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy bool linearFilter = mSnapshot->transform->changesBounds(); 26026620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy if (pureTranslate && !linearFilter) { 26036620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 26046620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 26055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 260616c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // The font renderer will always use texture unit 0 2607a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 260886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDraw(); 26094121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 261086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawDirtyRegionsDisabled(); 261186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawWithTexture(true); 261286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 261386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawColorFilter(); 261486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawShader(); 261586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawBlending(true, mode); 261686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawProgram(); 261786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawModelView(x, y, x, y, pureTranslate, true); 261816c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // See comment above; the font renderer must use texture unit 0 261916c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // assert(mTextureUnit == 0) 262086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawTexture(fontRenderer.getTexture(linearFilter)); 262186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 262286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawColorFilterUniforms(); 262386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawShaderUniforms(pureTranslate); 26244121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 262506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2626a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : 2627a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy (mSnapshot->hasPerspectiveTransform() ? NULL : &mSnapshot->getLocalClip()); 26285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 26295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2630211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2631894df17eee708688c8a6e67941add2017239c790Alex Sakhartchouk 2632996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2633a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 26348b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 26358b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 26368b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2637a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy positions, hasActiveLayer ? &bounds : NULL); 2638996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 26398b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2640a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy positions, hasActiveLayer ? &bounds : NULL); 2641996e57c84368058be793897ebc355b917a59abc2Raph Levien } 26424ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 26434ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy if (status && hasActiveLayer) { 26444ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy if (!pureTranslate) { 26454ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy mSnapshot->transform->mapRect(bounds); 26465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 26474ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 26485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2649694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 26503a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy drawTextDecorations(text, bytesCount, length, oldX, oldY, paint); 2651486590963e2207d68eebd6944fec70d50d41116aChet Haase 2652486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2653694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2654694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2655486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2656325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 265703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || 265803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy (paint->getAlpha() == 0 && paint->getXfermode() == NULL)) { 2659486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 266003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 266103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2662b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2663e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy fontRenderer.setFont(paint, *mSnapshot->transform); 266403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 266503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 266603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 266703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 266803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 266903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy mCaches.activeTexture(0); 267003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 26714121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 267203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 267303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 267403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 267503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 267603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 267703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 267803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 26799777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 268003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawTexture(fontRenderer.getTexture(true)); 268103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 268203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 26839777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 26844121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 26859777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 26869777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 26879777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 268803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 26899777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 26909777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 26919777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 26929777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 26939777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 26949777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy mSnapshot->transform->mapRect(bounds); 26959777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 26969777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 26979777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2698486590963e2207d68eebd6944fec70d50d41116aChet Haase 2699486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2700325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2701325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2702486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 2703486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2704dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2705a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 27067fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2707fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2708486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 270922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 27107fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 27118b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 27128b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 27138b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 271401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2715486590963e2207d68eebd6944fec70d50d41116aChet Haase 2716486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 27177fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 27187fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2719486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y, SkPaint* paint) { 272035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2721486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 27226c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 27236c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2724b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2725b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2726b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2727b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 2728b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 2729b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mSnapshot->transform->multiply(*transform); 2730b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2731b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2732b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 273335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 273435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 273535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 273635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 27374ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 273835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2739b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2740b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2741b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 274235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 274335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 274435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 27455bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 27462bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 274787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 2748a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 27496c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2750211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2751e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy SkiaColorFilter* oldFilter = mColorFilter; 2752e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy mColorFilter = layer->getColorFilter(); 2753e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 2754c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 275540667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 2756c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 2757d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase const float a = layer->getAlpha() / 255.0f; 2758c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2759c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 27608168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 2761c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 27629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 2763c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2764c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 2765c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 27669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2767211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) { 27684ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy int tx = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 27694ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy int ty = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 27709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2771d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 27724ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 27734ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 27749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2775d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 27769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 27779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 27789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2779c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 2780c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2781c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy glDrawElements(GL_TRIANGLES, layer->meshElementCount, 2782c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy GL_UNSIGNED_SHORT, layer->meshIndices); 2783c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2784c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 27853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 27863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 27873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 27883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2789c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 27904ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2791e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy mColorFilter = oldFilter; 2792e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 27935bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 27945bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 27954ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 27964ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 27974ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 2798f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 2799486590963e2207d68eebd6944fec70d50d41116aChet Haase 2800b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2801b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2802b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2803b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 2804486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 28056c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 28066c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 28076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 2808d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 2809d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2810d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2811d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 281206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader = NULL; 281306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 281406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 281506f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 281606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader = shader; 281706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (mShader) { 2818fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 281906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 28207fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 28217fac2e18339f765320d759e8d4c090f92431959eRomain Guy 2822d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2823db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 2824db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 2825db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2826db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 2827db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter = NULL; 2828db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 2829db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2830db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 2831db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter = filter; 2832db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 2833db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2834db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 28351e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 28361e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 28371e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 28381e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 28391e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mHasShadow = false; 28401e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 28411e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 28421e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 28431e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mHasShadow = true; 28441e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowRadius = radius; 28451e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowDx = dx; 28461e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowDy = dy; 28471e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowColor = color; 28481e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 28491e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 28501e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 28515ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 28525ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 28535ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28545ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 28555ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mHasDrawFilter = false; 28565ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 28575ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28585ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 28595ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mHasDrawFilter = true; 28605ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 28615ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 28625ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 28635ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28645ff9df658230d49e42c43586997a02d8e4dd417eRomain GuySkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 2865dd7c8e4c68205d39109d4317dd0c9b05ed43e8e5Romain Guy if (CC_LIKELY(!mHasDrawFilter || !paint)) return paint; 28665ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28675ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 28685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28695ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 28705ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint.setFlags((flags & ~mPaintFilterClearBits) | mPaintFilterSetBits); 28715ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28725ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 28735ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 28745ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 28755ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 28766926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 28776926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 28786926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 287901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 288001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 288101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 288201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 288301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 288401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 288501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 288601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 288701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 288801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 288901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 289001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 289101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 289201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 289301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 289401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 289501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 289601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 289701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 289801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 289901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 290001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 290101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 290201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 290301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 290401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 290501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 290601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 290701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2908f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 29090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 29100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 29110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 29120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 29140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 29150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 29160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 29170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 2918726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 29190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 29200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 29210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 2922726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy underlineWidth = paintCopy.measureText(text, bytesCount); 29230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 29240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 2925211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 2926726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 2927f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 29280a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29298b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 29300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 2931e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 2932f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 2933f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 2934f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 2935f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 2936f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 2937e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 2938e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 29390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 29410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 2942e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 2943e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 2944e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 2945e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 29460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 29470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 29490a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 2950e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 2951e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 2952e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 2953e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 29540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 2955e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 2956726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 2957e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 2958726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 29590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 29600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 29610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 29620a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 2963672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 2964672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 2965672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 2966672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 2967672433d90fab7383cd28beac9d4485b566a90940Romain Guy 2968735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 2969735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 2970735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy if (mShader) { 2971735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 2972735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 2973735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 2974735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 2975735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 2976735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 2977735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 2978735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 29793bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 2980735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 2981672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 2982672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 2983672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 2984672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 2985672433d90fab7383cd28beac9d4485b566a90940Romain Guy 2986672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 2987672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 2988672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 2989672433d90fab7383cd28beac9d4485b566a90940Romain Guy 29902af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 2991672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 2992672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 2993672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 2994672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 2995672433d90fab7383cd28beac9d4485b566a90940Romain Guy 29968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (ignoreTransform || !quickRejectNoScissor(left, top, right, bottom)) { 2997672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, b); 2998672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, t); 2999672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, t); 3000672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, b); 3001672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, t); 3002672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, b); 3003672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3004672433d90fab7383cd28beac9d4485b566a90940Romain Guy vertexCount += 6; 3005672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3006672433d90fab7383cd28beac9d4485b566a90940Romain Guy left = fminf(left, l); 3007672433d90fab7383cd28beac9d4485b566a90940Romain Guy top = fminf(top, t); 3008672433d90fab7383cd28beac9d4485b566a90940Romain Guy right = fmaxf(right, r); 3009672433d90fab7383cd28beac9d4485b566a90940Romain Guy bottom = fmaxf(bottom, b); 3010672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3011672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3012672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (count == 0 || (clip && quickReject(left, top, right, bottom))) { 3014a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3015a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3016672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3017672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3018672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3019672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3020672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3021672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3022672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3023672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3024672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3025735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3026672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3027672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3028672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3029672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3030672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3032672433d90fab7383cd28beac9d4485b566a90940Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 3033672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3034672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3035672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3036672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3037672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3038672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3039672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3040026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 30411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3042d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 304306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (mShader) { 3044d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3045d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3046d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 304770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 304815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 30499c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 305070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 305170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 305270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 305370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 305470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 305570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 305670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 305770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 305870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3059c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3060c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3061c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3062c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 306382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 30648164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 306582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 306682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 306782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 306882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3069d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 30708164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 3071211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) { 30726620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 30736620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 30746620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3075d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 30766620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 30776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy alpha / 255.0f, mode, texture->blend, (GLvoid*) NULL, 30786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, false, true); 30796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3080d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 30816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 30826620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy texture->blend, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 30836620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLE_STRIP, gMeshCount); 30846620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 308585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 308685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3087bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3088a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3089a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 309003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3091f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3092f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3093f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3094a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 30956820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 30965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 30978694230ff25fa0a60e480d424843e56b718f0516Romain Guy 309870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 309970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 310070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 310170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 310270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 310370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3104886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 31055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 310670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 310703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 310870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3109db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3110886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 311186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 311270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 311370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3114db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 31156820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 311670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 311770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 311882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 311982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3120886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3121886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3122886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3123886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty) { 3124886b275e529e44a59c54b933453d9bc902973178Romain Guy 3125886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3126886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3127886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3128886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3129886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3130886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3131886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3132886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3133886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3134886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3135886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 3136886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3137886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3138886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3139886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3140886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3141886b275e529e44a59c54b933453d9bc902973178Romain Guy 3142886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3143886b275e529e44a59c54b933453d9bc902973178Romain Guy 3144886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3145886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3146886b275e529e44a59c54b933453d9bc902973178Romain Guy 3147a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3148f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 314982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3150c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 315182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 315282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 315382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 315482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 315582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 315682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 315733fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 31583bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3159a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3160f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3161a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 316282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 316382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 316482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 316582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 316682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 316782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 316882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 316982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3170a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 317182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 317282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 317382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 317482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 317582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 317682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 317782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 317882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 317982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 318082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 318182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 318282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 318382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 318482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3185fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 318682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 318782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3188fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3189bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3190bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3191889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3192d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3193fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3194d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3195fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 31966926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3197260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 31986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3199260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3200260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3201026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3202ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 320382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 320482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 320582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 320682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 32078ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 32088ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 32095c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 3210be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 3211db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3212026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3213026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 32149d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3215e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3216