OpenGLRenderer.cpp revision 0f6675332c04c74909425d1d328f02b32c0ff40e
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" 35c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 360fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 39a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 51f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 52dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 53713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 54d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 84d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 86026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 105d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 108f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 110f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1143bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 115c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 116c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 117c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 118c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 119026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 120ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 121ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 122ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 12387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 125e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 126e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12829d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 12929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 130e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 131e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14113631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 144f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 147ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 15949c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 173260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 174bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 177eb99356a0548684a501766e6a524529ab93304c8Romain Guy 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 180e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 181e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1827c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 18344b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 1847d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy} 1857d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 186c3fedafc5f50100219449125a000e3138f6fb987Romain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 187c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 188fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 189fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 1908aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1918aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 19284962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1938fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 194f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1957d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 19641308e2936c768103d0e9c82500e97938d6797f1Romain Guy mDirtyClip = true; 197ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayers(); 19911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 200dcfc836b457a87881da409e1acf251515f121446Romain Guy discardFramebuffer(left, top, right, bottom); 20145e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 202ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy syncState(); 2037d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2092b7028eabac80cec170572bc0e945a1d4224e595Romain Guy mTilingSnapshot = mSnapshot; 21057b5268708c3b974296c7d4e58a02a957979224aRomain Guy startTiling(mTilingSnapshot, true); 2112b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2127c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2137c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 2147c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return clear(left, top, right, bottom, opaque); 2157c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2167c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 217dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 218dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 219dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 220dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2213bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 222dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 223f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 224f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 225f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 226f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 227dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 228dcfc836b457a87881da409e1acf251515f121446Romain Guy } 229dcfc836b457a87881da409e1acf251515f121446Romain Guy} 230dcfc836b457a87881da409e1acf251515f121446Romain Guy 2317c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 2326b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy if (!opaque) { 233586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 234ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2356b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 23644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 237ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 23844b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2397c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 24044b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 241ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 242ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 243ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 244ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glViewport(0, 0, mWidth, mHeight); 245ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 246ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 247ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 248ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 249ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2506b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 251bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 252bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 25357b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 25454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 25554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy Rect* clip = mTilingSnapshot->clipRect; 256c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 257c3fedafc5f50100219449125a000e3138f6fb987Romain Guy clip = &s->layer->clipRect; 25854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 25954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 260c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 261c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 262c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 263c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 264c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 265c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 266c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 26752036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2682b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2692b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2702b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2712b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 27254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2742b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 275b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2767c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2772b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 27911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 280b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 28111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 28211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 28311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 28411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 28511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 28611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 28711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 28811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 28911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 29011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 29111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 29211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 29311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 29411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 29511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 29611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 29711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 298a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 299b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 30011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 301c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 302e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 30311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 30411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 30511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 30611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 307c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 30811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 309b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 310b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3116c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 312da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 313da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 314da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 315da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 316da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 317da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 31850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 31915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 320f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 321ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3227c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 323da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 324da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3256c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 32608837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 32708837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 32835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3297c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 33035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3313e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3323e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3338025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 334586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 33582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 336746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 337da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 338a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 33950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 34050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 34150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 34250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 34350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 344da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 345da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 34635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 34735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 34835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 34935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3507c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 35135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 35235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 35335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 35435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 35535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 356ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 357932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 358ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3598f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 360ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 361ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 362ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3638f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 364ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 365ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3663d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3678f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 368ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 369d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 370ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 371ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 372ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 373ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 374ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 375ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 376ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 377ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 378ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 379ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 380ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 381ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 382ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 383ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 384ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 385ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 386ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 387c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 389ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 390c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 391ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 392c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 393c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 3948f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 3958f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 396d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 3978f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 3988f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 3998f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4008f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4018f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4028f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 403daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 404932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 405c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4068a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 407f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 408f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 409f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 410d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 41180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 41280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 41380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 414d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 415d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 416d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 417d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 418d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 419d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 42008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 42108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 42208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 42308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 42408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 42508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4267b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4277b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 42808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 42980911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 430486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t result = (*functor)(DrawGlInfo::kModeDraw, &info) | DrawGlInfo::kStatusDrew; 431cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 43308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 434cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4358f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 43665924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 437ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4388f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 439cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 440cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 441daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4426554943a1dd6854c0f4976900956e556767b49e1Romain Guy return result; 443daf98e941e140e8739458126640183b9f296a2abChet Haase} 444daf98e941e140e8739458126640183b9f296a2abChet Haase 445f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 44687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 44787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 44887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4490f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4500f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4510f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4520f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 45387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 45487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 45587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 45687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 45787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 45887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 45987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 46087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 46187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 46287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 46387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 46487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 46587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 46687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 46787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 46887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 46987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 47087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 47187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 47287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 47387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 47487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 47687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 47787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy const Rect* clip = mTilingSnapshot->clipRect; 47887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissor(clip->left, mTilingSnapshot->height - clip->bottom, 48187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 48387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 48487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 49611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 49711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 49811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 50011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && layer->displayList) { 50111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy OpenGLRenderer* renderer = layer->renderer; 50211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5047c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5057c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5067c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5077c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 50811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->setViewport(layer->layer.getWidth(), layer->layer.getHeight()); 51011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->prepareDirty(dirty.left, dirty.top, dirty.right, dirty.bottom, !layer->isBlend()); 51111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->drawDisplayList(layer->displayList, dirty, DisplayList::kReplayFlag_ClipChildren); 51211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->finish(); 51311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 51511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 51611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 51711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 51811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy dirty.setEmpty(); 52011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->deferredUpdateScheduled = false; 52111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->renderer = NULL; 52211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->displayList = NULL; 5235bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 52411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 52611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 52711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startMark("Layer Updates"); 53511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // Note: it is very important to update the layers in reverse order 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (int i = count - 1; i >= 0; i--) { 53811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 53911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 54011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcount(layer); 54111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 54211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 54311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 54511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 54611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 54711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 569f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 570f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 571f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 572bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 5737ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 574bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 575bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 576bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 5778aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 578bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 579bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 580bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 5812542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 5822542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 5837ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 584bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 585bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 586bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 5878fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 588bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5898fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 5902542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 5917ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 592bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 593bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5948aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 5958aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 5968fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 597bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 598bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 599bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 6007ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 601bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 602eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 603bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 604bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 6057ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 606bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 607eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 608eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 609eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 610eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 611eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 612eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6138b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 6148b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 6158b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6162542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 617746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6188fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6192542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6205ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6215ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 6225ec9924d24495822b589f1a17996655d66273b30Romain Guy } 6235ec9924d24495822b589f1a17996655d66273b30Romain Guy 6242542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 625d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6265cbbce535744b89df5ecea95de21ee3733298260Romain Guy 627f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 628bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 629bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 630bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 631bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6325c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* p, int flags) { 633eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 634eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 635d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 636af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 637e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy int alpha = 255; 638e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy SkXfermode::Mode mode; 639e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 640e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy if (p) { 641e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy alpha = p->getAlpha(); 642710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mode = getXfermode(p->getXfermode()); 643a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 644e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy mode = SkXfermode::kSrcOver_Mode; 645d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } 646d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 647d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 648dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 649d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 650d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 651bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 652bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 653bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayerAlpha(float left, float top, float right, float bottom, 654bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy int alpha, int flags) { 655f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy if (alpha >= 255) { 6568aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, NULL, flags); 6578b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } else { 6588aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkPaint paint; 6598aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy paint.setAlpha(alpha); 6608aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, &paint, flags); 6618b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } 662d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 663bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 6641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 6781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 6791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 6816b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 6826b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 6836b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 6846b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 6851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 6871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 6881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 68987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 6901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 6911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 6921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 6941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 6951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 6961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 6971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 6981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 70987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 71087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 71187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 71287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 71387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 715d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 716d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 717eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 718fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 719dda570201ac851dd85af3861f7e575721d3345daRomain Guy 720eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 721eb99356a0548684a501766e6a524529ab93304c8Romain Guy 722f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 723d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7248aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 725d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect untransformedBounds(bounds); 726d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->transform->mapRect(bounds); 727d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase 728d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // Layers only make sense if they are in the framebuffer's bounds 729d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (bounds.intersect(*mSnapshot->clipRect)) { 730d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // We cannot work with sub-pixels in this case 731d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.snapToPixelBoundaries(); 732d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase 733d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // When the layer is not an FBO, we may use glCopyTexImage so we 734d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // need to make sure the layer does not extend outside the bounds 735d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // of the framebuffer 736d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (!bounds.intersect(mSnapshot->previous->viewport)) { 737ad37cd3b5d3de9dd0858af04fbccd102e8ff4b0eRomain Guy bounds.setEmpty(); 738d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else if (fboLayer) { 739d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.set(bounds); 740d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mat4 inverse; 741d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase inverse.loadInverse(*mSnapshot->transform); 742d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase inverse.mapRect(clip); 743d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.snapToPixelBoundaries(); 744d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (clip.intersect(untransformedBounds)) { 745d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.translate(-left, -top); 746d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.set(untransformedBounds); 747d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else { 748d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.setEmpty(); 749d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } 750ad37cd3b5d3de9dd0858af04fbccd102e8ff4b0eRomain Guy } 751d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else { 752d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.setEmpty(); 753eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 754bf434114cbf55b216fdc76fc8d65a75e84c9dab5Romain Guy 755746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 756d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.getHeight() > mCaches.maxTextureSize || 757d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase (fboLayer && clip.isEmpty())) { 758d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->empty = fboLayer; 759dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } else { 760d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 761dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 762dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 763dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 764d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (mSnapshot->invisible || mSnapshot->empty) { 765b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 766b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 767dda570201ac851dd85af3861f7e575721d3345daRomain Guy 768a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7698550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 770f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 771f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 772bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 773bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 7749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 7758aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 778c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 779a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7807c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 781dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7828fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 783d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 784d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 7851d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 786eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 787d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 788eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 789eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 7909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 791514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 7929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 7939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 794d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 7959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 7969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 797514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 798514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 799d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 800514fb18827186591d66973c2362c859b64b63556Romain Guy } 8017b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 80254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 80354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 804ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 805eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 806f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 807d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 808bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 809bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 810d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 811c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 814d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 815c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 816c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 817d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 818d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 819d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 820d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 821d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 822d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 8235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8242b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8257c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 8289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->allocateTexture(GL_RGBA, GL_UNSIGNED_BYTE); 8339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 839f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 8405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 842586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8438f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 8515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 8525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 8591d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 8601d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 8613762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8621d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8631d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8641d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 8668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 8675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 868eb99356a0548684a501766e6a524529ab93304c8Romain Guy 869eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8702b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8712b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 872e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 873e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 8768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 877eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 878eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 8797c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8802b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 8812b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 882eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 883eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 885f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 8869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 8875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 8889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 889f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 890f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 89103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 8928b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 893a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 8965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 897eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 8999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 9009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 901171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 904171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 905171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 9089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 909eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 911746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 912746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 913eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9148550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9151d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 916603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9171d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9181d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9191d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 920aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float alpha = layer->getAlpha() / 255.0f; 922aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 923aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9258f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9268f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9278f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9288f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9298f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 930aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 931aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 9329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 933aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 934aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 935aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 9369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9388f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9408f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 941ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy if (mSnapshot->transform->isPureTranslate() && 942ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 943ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 9449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 9459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 9469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 947d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 950d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 9529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 954aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 955aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 956aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 957aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 958aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 959aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 960aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 9629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 963aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 964aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 965aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 969b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy bool simpleTransform = mSnapshot->transform->isPureTranslate() && 970ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 971b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 972b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 973b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 9779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 9789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 980d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 982d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 9859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 9869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), layer->getAlpha() / 255.0f, 9879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getMode(), layer->isBlend(), 9889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 9899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 9905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 991aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 992aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 993aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 994aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 995aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 996aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 9975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10019fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10029fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 100340667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 10049fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10098a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 10108a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1011211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 10125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 10136c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 10146c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 10156c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 10166c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 10176c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 10186c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 10196c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 10206c5b9be7450903762f676522c32d65f7545730dfChris Craik } 10215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float alpha = layer->getAlpha() / 255.0f; 10239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 10249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1025f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 10265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 10288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 10308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 10318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 10325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 10335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 10345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10357230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 10367230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1037ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 10389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 10397230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 10407230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 10417230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1042ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 10439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (mSnapshot->transform->isPureTranslate()) { 10459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 10469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 10479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1048d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1051d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 10539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 105415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 10555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 10575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 10585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1060f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 10615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1062f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 10635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 10655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 10665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 10675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 10685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 10695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 10715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 10735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 10745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 10755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 10765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 10805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 10815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10837230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 10845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 10863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 10875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 10885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 10943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 10953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 10963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 10973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 10983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 10993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 11103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11123a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 11133a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 11143a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 11153a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 11173a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 11183a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 11208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 11218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 11228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 11238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 11258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 11268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 11278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 11288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 11298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 11308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 11312af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 11328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 11338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 11348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11353bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 11368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 11378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1140f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 11425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1143f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1149f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1151f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11521bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 11531bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 11541bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 11551bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 11561bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 11571bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 11581bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 11591bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 11601bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 116554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 116654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 116754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 116854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 116954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 117054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 117154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 117254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 117354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 117454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 117554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 117654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 11778a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 117854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 117954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 118054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 118154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 118254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 118354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 118454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 118554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 118654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 118754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 118854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 118954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 119054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 119154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 119254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 119354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1194e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1195e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1196e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1197e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 119854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 119954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 120054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 120154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 120254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 120354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 120454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 120539d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 120654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 120754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 12088a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 12098a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 121054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 121154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 121254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 121354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1214e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 121554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 121654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 121754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1218bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1219c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1220c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1221c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1222c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state) { 1223c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1224c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1225c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1226c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // state only has bounds initialized in local coordinates 1227c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (!state.mBounds.isEmpty()) { 1228c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik currentMatrix.mapRect(state.mBounds); 1229c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (!state.mBounds.intersect(currentClip)) { 1230c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // quick rejected 1231c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return true; 1232c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 12335d11676414b3606792e23c269cf75b44faa1a2afChris Craik } else { 12345d11676414b3606792e23c269cf75b44faa1a2afChris Craik state.mBounds.set(currentClip); 1235c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1236c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1237c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mClip.set(currentClip); 1238c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 1239c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mDrawModifiers = mDrawModifiers; 1240c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1241c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1242c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1243c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state) { 1244c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mSnapshot->transform->load(state.mMatrix); 1245c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1246c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // NOTE: a clip RECT will be saved and restored, but DeferredDisplayState doesn't support 1247c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // complex clips. In the future, we should add support for deferral of operations clipped by 1248c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // these. for now, we don't defer with complex clips (see OpenGLRenderer::disallowDeferral()) 1249c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, state.mClip.right, state.mClip.bottom); 1250c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik dirtyClip(); 1251c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers = state.mDrawModifiers; 1252c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1253c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1254c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1255f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1256f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1257f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1258f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 12598aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->translate(dx, dy, 0.0f); 1260f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1261f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1262f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 12638aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->rotate(degrees, 0.0f, 0.0f, 1.0f); 1264f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1265f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1266f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 12678aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->scale(sx, sy, 1.0f); 1268f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1269f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1270807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 1271807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy mSnapshot->transform->skew(sx, sy); 1272807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1273807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1274f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1275e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 1276e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy mSnapshot->transform->load(*matrix); 1277e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 1278e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy mSnapshot->transform->loadIdentity(); 1279e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1280f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1281f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1282b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 1283b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik return CC_LIKELY(mSnapshot->transform->rectToRect()); 1284b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1285b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1286f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 12878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->copyTo(*matrix); 1288f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1289f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1290f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1291e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 1292e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy mSnapshot->transform->copyTo(transform); 1293e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 1294e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy mSnapshot->transform->load(transform); 1295f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1296f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1297f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1298f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1299f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1300f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1301bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1302e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1303e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 13048f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 13058a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 13068a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 13078a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 13088a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13099d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 13109d5316e3f56d138504565ff311145ac01621dff4Romain Guy 13118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 13128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 13138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 13148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 13158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 13168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 13178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 13218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 13228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1323c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1324c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1325c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1326c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1327c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 13288d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 13293bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 13308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1331c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1332f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 13338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 13378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 13388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 13398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 13408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 13418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 13428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 13448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 13468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 13488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 13498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 13508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 13518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 13528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 13538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 13558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 13568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 13588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 13598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 13608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 13628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 13638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 13648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 13663ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 13673ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 13683ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 13693ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 13703ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 13713ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 13728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 13738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 13748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13789d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1379079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1380bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1381bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 13828a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 13838a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 13848a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 13858a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13868a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13878a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 13888a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mSnapshot->transform->mapRect(r); 13898a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 13908a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13918a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 13928a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 13938a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13948a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 13958a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 13968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 139735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 139835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 139935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 140035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 140135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 140235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 140335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 140435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mSnapshot->transform->mapRect(transformed); 140535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 140635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 140735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 140835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 140935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 141035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 141135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 141235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1413672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1414672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1415cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1416cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1417cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1418cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1419cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1420cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1421cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1422cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1423c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1424bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1425dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1426dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1427dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 14281d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 14298aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->mapRect(r); 1430d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1431d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1432d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1433d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1434d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1435586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1436586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 143787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1438586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1439586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1440586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1441c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1442c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1444735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1450735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 14518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (CC_LIKELY(mSnapshot->transform->rectToRect())) { 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1456735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 14587ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1464e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1465e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1466735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mSnapshot->transform->copyTo(transform); 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 14838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1489735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1490735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1491735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1497735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1498735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1499a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1500a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1501a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1502a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1503f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 150470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 150570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 150670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 150754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 15088a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 15098a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 151054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1513b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1514b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1515b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1516b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 15178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 151870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15193ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 152070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15213ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 152270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 152370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 152470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 152570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 152670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 15273ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15283ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 15293ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 15303ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 15313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 15323ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 153370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 153470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 153570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 153670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 153770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 153870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 153970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1540ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1541ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1542ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1543ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1544ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1545ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1546aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1547aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1548aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1549aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 155015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1551ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 155215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 155315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1554710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 155599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 15565b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 15575b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 1558ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPoint(float pointSize) { 1559ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.isPoint = true; 1560ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.pointSize = pointSize; 1561ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1562ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 15638d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 15648d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1565886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1566886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1567886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 156870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 156970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 157070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 157170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 157286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 157386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1574886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1575886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1576886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 157786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 157886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 157986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 158086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 15814121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 15824121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 15834121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 15844121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 158570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 158670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 158770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 158870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 158970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 159070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 159170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 159270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 159370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 159470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1595c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1596c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 159770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 159870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 159970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 160070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1601c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1602c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 160370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 160470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 160570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1606f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1607f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1608f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1609f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 161054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1611f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1612f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1613f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1615f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1616f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1617f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1618c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1619c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1620c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 162370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1624f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1625f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1626f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1627c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1628c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1629c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1630c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 163170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 163470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 163870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 164470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 164570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 164670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 164770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1648c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 164970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 165070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 165170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 16538a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 1654c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), *mSnapshot->transform, offset); 16558d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 16568d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 165770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 166070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 166170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 166270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 166370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 166470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 166586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 166686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 166786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 166886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 166986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 167086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 167186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1672c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 167386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 167486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 167570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1677ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPointUniforms() { 1678ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int slot = mCaches.currentProgram->getUniform("pointSize"); 1679ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glUniform1f(slot, mDescription.pointSize); 1680ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1681ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 168270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1683c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 168470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 168570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 168670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 16895536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 169086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 16915536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 16925536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 16935536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1695c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadInverse(*mSnapshot->transform); 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1699c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1700c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 170170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17048d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1705c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1706c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1707c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 17088d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 17098d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 17108d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1712c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1713c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17174121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 17184121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 17194121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17204121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 172170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1722f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1723cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 172415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 172870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bindTexture(texture); 17292d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 173015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1733aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1734aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 17352d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 173615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1737aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1738aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 17398f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 17408f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 17418f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 17428f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 17438f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1744aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1745aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1746aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1747aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1749f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!vertices) { 1751f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 175270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1753f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 175470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1755d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1756cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 175715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1758cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 175915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 176015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 176115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 176215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 176315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1764ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1765ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1766ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1767ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1768ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1769ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1770ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1771ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1772ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1773ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1774ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1775ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1776ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1777ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1778ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1779ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1780ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 178115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords) { 178215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy bool force = mCaches.unbindMeshBuffer(); 1783cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 178415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1785cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 17868d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 178770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17895b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1790f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1791cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 179215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 17935b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17945b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 179570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 179670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1799f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1800f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1801f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1802c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t flags) { 18030fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 18040fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 180504c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 18060f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 1807c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return displayList->replay(*this, dirty, flags, 0); 1808c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1809c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1810c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DeferredDisplayList deferredList; 1811c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return displayList->replay(*this, dirty, flags, 0, &deferredList); 18120fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 18137b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 18146554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 18150fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 18160fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1817c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 1818ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 18197031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 1820ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1821ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 1822ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 1823a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1824a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1825a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1826a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1827a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1828886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1829886b275e529e44a59c54b933453d9bc902973178Romain Guy 1830a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1831a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1832a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1833886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1834886b275e529e44a59c54b933453d9bc902973178Romain Guy 1835a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1836a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy if (mSnapshot->transform->isPureTranslate()) { 1837a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 1838a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 1839a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1840a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1841886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1842886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1843886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 18445b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1845e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 1846886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 1847886b275e529e44a59c54b933453d9bc902973178Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, 1848886b275e529e44a59c54b933453d9bc902973178Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1849a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1850a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1851486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 18526926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 18536926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 18546926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 18556926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 1856486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 18576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 18586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1859a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 18608164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1861486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 186222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 186322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 1864211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1865a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1866a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1867a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1868a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1869486590963e2207d68eebd6944fec70d50d41116aChet Haase 1870486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 18718ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 18728ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1873486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 1874f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 1875f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 1876f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 1877f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 18786926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 1879486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 18806926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 18816926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1882a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 18838164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1884486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 188522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 188622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 18875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 18885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 18895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 18905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 1891886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1892886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 1893886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1894886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 1895886b275e529e44a59c54b933453d9bc902973178Romain Guy } 18965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 1897486590963e2207d68eebd6944fec70d50d41116aChet Haase 1898486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 1899f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 1900f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 1901486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 1902e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 1903e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 1904e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1905e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 1906486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 1907e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 1908e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1909e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 1910e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 1911e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 1912e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1913886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1914886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 1915886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1916886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1917886b275e529e44a59c54b933453d9bc902973178Romain Guy } 1918486590963e2207d68eebd6944fec70d50d41116aChet Haase 1919486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 1920e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 1921e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1922486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 19235a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 19245a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 1925486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19265a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19275a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1928b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 1929b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 1930b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 1931b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 1932b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1933a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 1934b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1935ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 1936ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 1937ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1938ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 1939ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 1940ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 1941ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 1942ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 1943ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 1944ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1945a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 19465a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 19475a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 19485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 19495a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 19505a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 19515a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 19525a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 19535a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 19545a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 19555a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 19565a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 19575a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 19585a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 19595a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 19605a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 19615a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 19625a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 19635a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1964ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 1965ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 1966ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 19675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1968ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 1969ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 1970ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 1971b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1972a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 1973a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 1974a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 1975a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 19765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1979a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 1980ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1981a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 1982a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 1983a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1984a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy mCaches.activeTexture(0); 1985a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1986ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 1987ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1988ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy return DrawGlInfo::kStatusDone; 1989ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1990a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 1991a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1992a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1993a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 1994a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1995a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 1996a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 1997a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 1998a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1999ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2000ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2001a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2002b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 2003b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2004b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2005ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2006ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2007ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2008ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2009ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2010ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2011ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2012ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2013ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2014ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2015ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2016ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2017ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2018ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2019ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2020ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2021ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2022ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2023ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2024ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2025ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2026ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2027ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2028486590963e2207d68eebd6944fec70d50d41116aChet Haase 2029486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 20315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2032486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 20338ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 20348ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 20355c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 20366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2037486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20386926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20396926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2040a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20418164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2042486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 204322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 20448ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 20458ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 20468ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2047c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 20486816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u1 = fmax(0.0f, srcLeft / width); 20496816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v1 = fmax(0.0f, srcTop / height); 20506816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u2 = fmin(1.0f, srcRight / width); 20516816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v2 = fmin(1.0f, srcBottom / height); 2052c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 205303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 20548ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 20558ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 205603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 205703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 205803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 205903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2060d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2061d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2062886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2063886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 20646620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2065886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2066886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2067886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2068886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2069c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2070886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2071b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2072886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate() && !useScaleTransform)) { 2073886b275e529e44a59c54b933453d9bc902973178Romain Guy float x = (int) floorf(dstLeft + mSnapshot->transform->getTranslateX() + 0.5f); 2074886b275e529e44a59c54b933453d9bc902973178Romain Guy float y = (int) floorf(dstTop + mSnapshot->transform->getTranslateY() + 0.5f); 2075886b275e529e44a59c54b933453d9bc902973178Romain Guy 2076886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2077886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2078886b275e529e44a59c54b933453d9bc902973178Romain Guy 2079886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2080886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2081886b275e529e44a59c54b933453d9bc902973178Romain Guy 2082886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2083886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 20846620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2085d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2086886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2087886b275e529e44a59c54b933453d9bc902973178Romain Guy 2088886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2089886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2090886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2091886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2092886b275e529e44a59c54b933453d9bc902973178Romain Guy 2093886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2094886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2095886b275e529e44a59c54b933453d9bc902973178Romain Guy 2096886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2097886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2098886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2099886b275e529e44a59c54b933453d9bc902973178Romain Guy 2100886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2101886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2102886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2103886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2104886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2105886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2106886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2107886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2108886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2109886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2110886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2111886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2112886b275e529e44a59c54b933453d9bc902973178Romain Guy 2113886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2114886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 21156620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 21168ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21178ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2118486590963e2207d68eebd6944fec70d50d41116aChet Haase 2119486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2120ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2121ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2122486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 21234bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 21245c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2125be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2126be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 2127be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, &alpha, &mode); 2128be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2129be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return drawPatch(bitmap, xDivs, yDivs, colors, width, height, numColors, 2130be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy left, top, right, bottom, alpha, mode); 2131be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2132be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2133be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2134be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2135be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) { 21366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2137486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21386926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21396926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2140be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy alpha *= mSnapshot->alpha; 2141be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 21422728f961614a385df1f056fc24803a9f65c90fabRomain Guy const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(), 21434bb942083a0d4db746adf95349108dd8ef842e32Romain Guy right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors); 2144f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 2145211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2146a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2147a4adcf0239039eb8f005be252409901c41b28839Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2148a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2149a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 2150a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2151a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2152a4adcf0239039eb8f005be252409901c41b28839Romain Guy 21536620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 21545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 21558168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2156c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float offsetX = left + mSnapshot->transform->getTranslateX(); 2157c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float offsetY = top + mSnapshot->transform->getTranslateY(); 21585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 21595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 21608ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2161211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2162c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2163c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2164c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 21656620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2166c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2167c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy left + bounds.right, top + bounds.bottom, *mSnapshot->transform); 21686620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 21695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 21705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 21715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2172211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 21736620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 21746620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 21756620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 21766620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + right - left, y + bottom - top, texture->id, alpha / 255.0f, 21776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 21786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, true, mesh->meshBuffer, 21796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 21806620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 21816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 21826620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 21836620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer, 21846620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 21856620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2186054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2187486590963e2207d68eebd6944fec70d50d41116aChet Haase 2188486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2189f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2190f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 219165cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 219265cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 2193bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (!vertexBuffer.getSize()) { 2194bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 219565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2196bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2197bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 219865cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 219965cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 220065cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 220165cd612face362d054a85d0f7e5881c59cd523beChris Craik 2202710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2203710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2204710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2205710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2206710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2207710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2208710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2209710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 221065cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2211710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2212710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2213710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2214858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2215710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2216710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2217cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2218710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2219710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 22206ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2221710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2222710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2223710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2224710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 22256ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2226710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 22276ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 22286ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2229710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 22306ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2231710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getSize()); 22327b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2233710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 22346ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 223504299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 223665cd612face362d054a85d0f7e5881c59cd523beChris Craik 223765cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2238858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2239858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2240858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 224165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 224265cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 224365cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 224465cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 224565cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 224665cd612face362d054a85d0f7e5881c59cd523beChris Craik * 224765cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 224899ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 224965cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 225065cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 225165cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 225265cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 22537b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 225465cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds = path.getBounds(); 225565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::expandBoundsForStroke(bounds, paint, false); 225665cd612face362d054a85d0f7e5881c59cd523beChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *mSnapshot->transform); 22577b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 225865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 225965cd612face362d054a85d0f7e5881c59cd523beChris Craik} 22607b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 226165cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 226265cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 226365cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 226465cd612face362d054a85d0f7e5881c59cd523beChris Craik * 226565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 226665cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 226765cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 226865cd612face362d054a85d0f7e5881c59cd523beChris Craik * 226965cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 227065cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 227165cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 227265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 227365cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 22747b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 227565cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 22767b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 227765cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 227865cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 227965cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2280d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2281d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2282d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2283d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2284d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 228565cd612face362d054a85d0f7e5881c59cd523beChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *mSnapshot->transform); 2286486590963e2207d68eebd6944fec70d50d41116aChet Haase 228765cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 228865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 22895b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 22905b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2291486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2292486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2293ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2294ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: The paint's cap style defines whether the points are square or circular 2295ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: Handle AA for round points 2296ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 22975b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase // A stroke width of 0 has a special meaning in Skia: 2298ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // it draws an unscaled 1px point 22998a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float strokeWidth = paint->getStrokeWidth(); 2300ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy const bool isHairLine = paint->getStrokeWidth() == 0.0f; 23018a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase if (isHairLine) { 23028a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase // Now that we know it's hairline, we can set the effective width, to be used later 23038a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase strokeWidth = 1.0f; 23048a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase } 23058a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase const float halfWidth = strokeWidth / 2; 2306d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2307ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int alpha; 2308ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy SkXfermode::Mode mode; 2309ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2310ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2311ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int verticesCount = count >> 1; 2312ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int generatedVerticesCount = 0; 2313ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2314ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex pointsData[verticesCount]; 2315ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex* vertex = &pointsData[0]; 2316ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 231704299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // TODO: We should optimize this method to not generate vertices for points 231804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // that lie outside of the clip. 231904299385c681140239b0dc31d9780d087d2b4d7cRomain Guy mCaches.enableScissor(); 232004299385c681140239b0dc31d9780d087d2b4d7cRomain Guy 2321ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDraw(); 232215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 23238a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawPoint(strokeWidth); 2324ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColor(paint->getColor(), alpha); 2325ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilter(); 2326ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShader(); 2327ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawBlending(mode); 2328ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawProgram(); 23298a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawModelViewIdentity(true); 2330ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorUniforms(); 2331ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilterUniforms(); 2332ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawPointUniforms(); 2333ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShaderIdentityUniforms(); 2334ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawMesh(vertex); 2335ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2336ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy for (int i = 0; i < count; i += 2) { 2337ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex::set(vertex++, points[i], points[i + 1], 0.0f, 0.0f); 2338ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy generatedVerticesCount++; 23397b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 23408a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float left = points[i] - halfWidth; 23418a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float right = points[i] + halfWidth; 23428a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float top = points[i + 1] - halfWidth; 23438a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float bottom = points [i + 1] + halfWidth; 23447b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 23458a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 2346ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2347ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2348ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glDrawArrays(GL_POINTS, 0, generatedVerticesCount); 2349486590963e2207d68eebd6944fec70d50d41116aChet Haase 2350486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2351ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2352ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2353486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2354e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2355486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2356e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2357ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2358ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 235970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 23603d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2361486590963e2207d68eebd6944fec70d50d41116aChet Haase 2362486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2363c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 23649d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2365486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2366486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2367486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 236801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 236901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 237001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 237101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 237201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 237301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2374486590963e2207d68eebd6944fec70d50d41116aChet Haase 2375486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 237601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 237701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2378486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2379710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2380cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2381710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2382710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 238301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2384cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2385710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2386710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.roundRectShapeCache.getRoundRect( 2387710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2388710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2389710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2390710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2391710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2392710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2393cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2394cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2395cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2396cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2397cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2398cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2399710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 240065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2401c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 240201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2403710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2404cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2405cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik x + radius, y + radius, p)) { 2406710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2407710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2408cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2409710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2410710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.circleShapeCache.getCircle(radius, p); 2411710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2412710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2413710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2414710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2415cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2416cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2417cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2418cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2419cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 242065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2421c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 242201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2423486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2424710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2425cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2426710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2427710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 242801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2429cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2430710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2431710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.ovalShapeCache.getOval(right - left, bottom - top, p); 2432710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2433710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2434710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2435710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2436710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2437cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2438cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2439cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2440710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 244165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2442c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2443c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2444486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2445780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2446780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2447780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2448780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 24498b2f5267f16c295f12faab810527cd6311997e34Romain Guy 24508b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2451780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 24528b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 24538b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2454780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 245565cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2456780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2457780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik const PathTexture* texture = mCaches.arcShapeCache.getArc(right - left, bottom - top, 2458780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2459780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2460780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2461780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2462780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2463780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2464780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2465780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2466780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2467780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2468780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2469780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2470780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2471780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2472780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2473780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2474780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 247565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 24768b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 24778b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2478cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2479cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2480cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2481486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2482cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2483486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 24846926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 24856926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2486710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2487cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2488cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2489cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2490cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2491cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2492cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.rectShapeCache.getRect(right - left, bottom - top, p); 2493cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2494cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2495cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2496cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2497cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2498cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2499cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2500cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2501cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 250265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2503026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2504026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2505181d0a6ccedee03789919d53c46540a8df751896Romain Guy if (p->isAntiAlias() && !mSnapshot->transform->isSimple()) { 2506710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2507710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 250865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2509858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2510710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 251165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2512858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2513c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25149d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2515416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2516416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2517416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2518416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2519416a847633680d94efb926837efdc18726d54918Raph Levien 2520416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2521416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2522416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2523416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2524c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2525416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2526416a847633680d94efb926837efdc18726d54918Raph Levien 2527c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2528c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2529416a847633680d94efb926837efdc18726d54918Raph Levien 2530c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2531c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2532c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2533416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2534416a847633680d94efb926837efdc18726d54918Raph Levien } 2535416a847633680d94efb926837efdc18726d54918Raph Levien 2536416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2537416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2538416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2539416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2540416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2541416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2542416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2543416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2544416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2545416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2546416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2547416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2548416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2549416a847633680d94efb926837efdc18726d54918Raph Levien 2550416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2551416a847633680d94efb926837efdc18726d54918Raph Levien} 2552416a847633680d94efb926837efdc18726d54918Raph Levien 2553768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2554768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2555768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2556768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2557768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2558486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2559eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2560768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2561486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2562eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2563eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2564671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2565671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!mSnapshot->transform->isSimple()) { 2566486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2567671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2568671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2569671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2570671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2571671d6cf460531825a321edb200523d0faa7792c9Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 2572671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2573671d6cf460531825a321edb200523d0faa7792c9Romain Guy x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 2574671d6cf460531825a321edb200523d0faa7792c9Romain Guy y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 2575671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2576671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2577b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2578c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2579671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2580671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2581671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2582671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2583671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2584c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2585e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2586e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2587416a847633680d94efb926837efdc18726d54918Raph Levien } 2588416a847633680d94efb926837efdc18726d54918Raph Levien 2589671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2590671d6cf460531825a321edb200523d0faa7792c9Romain Guy bool linearFilter = mSnapshot->transform->changesBounds(); 2591671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2592671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2593671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2594671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2595671d6cf460531825a321edb200523d0faa7792c9Romain Guy mCaches.activeTexture(0); 2596671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDraw(); 25974121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 2598671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawDirtyRegionsDisabled(); 2599671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawWithTexture(true); 2600671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 2601671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawColorFilter(); 2602671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawShader(); 2603671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawBlending(true, mode); 2604671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawProgram(); 2605671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawModelView(x, y, x, y, pureTranslate, true); 2606671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawTexture(fontRenderer.getTexture(linearFilter)); 2607671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawPureColorUniforms(); 2608671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawColorFilterUniforms(); 2609671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawShaderUniforms(pureTranslate); 26104121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 2611671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2612671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2613671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2614671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2615211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2616671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2617671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2618671d6cf460531825a321edb200523d0faa7792c9Romain Guy positions, hasActiveLayer ? &bounds : NULL)) { 2619671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2620671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2621671d6cf460531825a321edb200523d0faa7792c9Romain Guy mSnapshot->transform->mapRect(bounds); 2622671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2623671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2624671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2625671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2626486590963e2207d68eebd6944fec70d50d41116aChet Haase 2627486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2628eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2629eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2630c25259519f1b74bb62a2b051b74537f073436b5cRomain Guystatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 2631996e57c84368058be793897ebc355b917a59abc2Raph Levien float x, float y, const float* positions, SkPaint* paint, float length) { 2632768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2633486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2634e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2635e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2636a1cff5043d0fbd78fcf9c48e7658e56a5b0c2de3Chet Haase if (length < 0.0f) length = paint->measureText(text, bytesCount); 2637e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 2638e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 2639e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 2640e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2641e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 2642e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 2643e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2644e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 2645e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2646e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2647e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2648cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy SkPaint::FontMetrics metrics; 2649cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy paint->getFontMetrics(&metrics, 0.0f); 265033f6beb10f98e8ba96250e284876d607055d278dRomain Guy if (quickReject(x, y + metrics.fTop, x + length, y + metrics.fBottom)) { 2651486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2652cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2653cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 26543a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 26553a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 26566620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 2657a4adcf0239039eb8f005be252409901c41b28839Romain Guy const bool isPerspective = mSnapshot->transform->isPerspective(); 2658c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2659211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 26606620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 26616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 26626620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 26636620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 266486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 266586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 266686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 26679d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2668c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2669c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2670c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2671c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2672c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2673c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 26741e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 26751e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 2676c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, pureTranslate ? mat4::identity() : *mSnapshot->transform); 2677c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 26786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2679a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 26805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 268116c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // The font renderer will always use texture unit 0 2682a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 268386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDraw(); 26844121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 268586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawDirtyRegionsDisabled(); 268686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawWithTexture(true); 268786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 268886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawColorFilter(); 268986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawShader(); 269086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawBlending(true, mode); 269186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawProgram(); 2692a4adcf0239039eb8f005be252409901c41b28839Romain Guy setupDrawModelView(x, y, x, y, !isPerspective, true); 269316c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // See comment above; the font renderer must use texture unit 0 269416c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // assert(mTextureUnit == 0) 269586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawTexture(fontRenderer.getTexture(linearFilter)); 269686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 269786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawColorFilterUniforms(); 2698a4adcf0239039eb8f005be252409901c41b28839Romain Guy setupDrawShaderUniforms(!isPerspective); 26994121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 270006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 27010f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy const Rect* clip = isPerspective ? NULL : mSnapshot->clipRect; 27025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 27035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2704211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2705894df17eee708688c8a6e67941add2017239c790Alex Sakhartchouk 2706996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2707a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 27088b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 27098b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 27108b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2711a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy positions, hasActiveLayer ? &bounds : NULL); 2712996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 27138b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2714a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy positions, hasActiveLayer ? &bounds : NULL); 2715996e57c84368058be793897ebc355b917a59abc2Raph Levien } 27164ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 27174ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy if (status && hasActiveLayer) { 2718a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (isPerspective) { 2719a4adcf0239039eb8f005be252409901c41b28839Romain Guy mSnapshot->transform->mapRect(bounds); 2720a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 27214ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 27225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2723694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 27243a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy drawTextDecorations(text, bytesCount, length, oldX, oldY, paint); 2725486590963e2207d68eebd6944fec70d50d41116aChet Haase 2726486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2727694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2728694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2729486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2730325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2731768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2732486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 273303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 273403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2735b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2736c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 273703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 273803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 273903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 274003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 274103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 274203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy mCaches.activeTexture(0); 274303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 27444121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 274503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 274603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 274703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 274803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 274903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 275003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 275103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 27529777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 275303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawTexture(fontRenderer.getTexture(true)); 275403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 275503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 27569777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 27574121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 27589777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 27599777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 27609777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 276103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 27629777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 27639777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 27649777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 27659777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 27669777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 27679777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy mSnapshot->transform->mapRect(bounds); 27689777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 27699777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 27709777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2771486590963e2207d68eebd6944fec70d50d41116aChet Haase 2772486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2773325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2774325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2775486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 2776486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2777dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2778a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 27797fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2780fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2781486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 278222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 27837fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 27848b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 27858b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 27868b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 278701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2788486590963e2207d68eebd6944fec70d50d41116aChet Haase 2789486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 27907fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 27917fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2792486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y, SkPaint* paint) { 279335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2794486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 27956c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 27966c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2797b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2798b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2799b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2800b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 2801b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 2802b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mSnapshot->transform->multiply(*transform); 2803b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2804b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2805b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 280635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 280735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 280835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 280935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 28104ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 281135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2812b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2813b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2814b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 281535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 281635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 281735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 28185bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 28192bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 282087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 2821a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 28226c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2823211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2824c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 2825c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 2826e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 2827c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 282840667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 2829c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 2830d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase const float a = layer->getAlpha() / 255.0f; 2831c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2832c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 28338168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 2834c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 28359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 2836c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2837c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 2838c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 28399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2840211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) { 28414ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy int tx = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 28424ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy int ty = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 28439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2844d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 28454ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 28464ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 28479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2848d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 28499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 28509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 28519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2852c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 2853c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2854c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy glDrawElements(GL_TRIANGLES, layer->meshElementCount, 2855c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy GL_UNSIGNED_SHORT, layer->meshIndices); 2856c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2857c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 28583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 28593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 28603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 28613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2862c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 28634ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2864c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 2865e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 28665bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 28675bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 28684ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 28694ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 28704ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 2871f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 2872486590963e2207d68eebd6944fec70d50d41116aChet Haase 2873b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2874b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2875b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2876b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 2877486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 28786c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 28796c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 28806926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 2881d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 2882d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2883d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2884d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 2885c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 288606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 288706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 288806f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 2889c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 2890c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2891c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 289206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 28937fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 28947fac2e18339f765320d759e8d4c090f92431959eRomain Guy 2895d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2896db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 2897db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 2898db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2899db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 2900c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 2901db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 2902db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2903db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 2904c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 2905db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 2906db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2907db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 29081e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 29091e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 29101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 29111e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 2912c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 29131e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 29141e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 29151e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 2916c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 2917c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 2918c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 2919c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 2920c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 29211e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 29221e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 29231e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 29245ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 29255ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 29265ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 2928c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 29295ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29305ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29315ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 2932c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 2933c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 2934c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 29355ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29365ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 2937758724fd09a1599f2c55130f81953cfa6c17c300Romain GuySkPaint* OpenGLRenderer::filterPaint(SkPaint* paint, bool alwaysCopy) { 2938758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 2939758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_UNLIKELY(alwaysCopy)) { 2940758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy mFilteredPaint = *paint; 2941758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return &mFilteredPaint; 2942758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 2943758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 2944758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 29455ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29465ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 29475ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29485ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 2949c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 2950c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 29515ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29525ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 29535ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29545ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29555ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 29566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 29576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 29586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 295901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 296001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 296101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 296201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 296301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 296401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 296501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 296601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 296701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 296801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 296901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 297001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 297101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 297201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 297301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 297401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 297501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 297601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 297701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 297801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 297901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 298001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 298101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 298201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 298301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 298401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 298501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 298601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 298701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2988f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 29890a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 29900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 29910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 29920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 29940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 29950a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 29960a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 29970a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 2998726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 29990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 30000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 30010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 3002726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy underlineWidth = paintCopy.measureText(text, bytesCount); 30030a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30040a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3005211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3006726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3007f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 30080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30098b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 30100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3011e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3012f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3013f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3014f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3015f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3016f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3017e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3018e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 30190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 30210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3022e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3023e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3024e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3025e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 30260a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30270a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30280a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 30290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3030e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3031e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3032e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3033e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 30340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3035e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3036726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3037e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3038726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 30390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 30420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3043672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3044672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3045672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3046672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3047672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3048735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3049735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3050c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3051735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3052735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3053735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3054735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3055735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3056735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3057735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3058735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 30593bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 3060735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3061672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3062672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3063672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3064672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3065672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3066672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3067672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3068672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3069672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30702af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3071672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3072672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3073672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3074672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3075672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (ignoreTransform || !quickRejectNoScissor(left, top, right, bottom)) { 3077672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, b); 3078672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, t); 3079672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, t); 3080672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, b); 3081672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, t); 3082672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, b); 3083672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3084672433d90fab7383cd28beac9d4485b566a90940Romain Guy vertexCount += 6; 3085672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3086672433d90fab7383cd28beac9d4485b566a90940Romain Guy left = fminf(left, l); 3087672433d90fab7383cd28beac9d4485b566a90940Romain Guy top = fminf(top, t); 3088672433d90fab7383cd28beac9d4485b566a90940Romain Guy right = fmaxf(right, r); 3089672433d90fab7383cd28beac9d4485b566a90940Romain Guy bottom = fmaxf(bottom, b); 3090672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3091672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3092672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30933bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (count == 0 || (clip && quickReject(left, top, right, bottom))) { 3094a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3095a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3096672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3097672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3098672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3099672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3100672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3101672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3102672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3103672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3104672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3105735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3106672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3107672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3108672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3109672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3110672433d90fab7383cd28beac9d4485b566a90940Romain Guy 31118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3112672433d90fab7383cd28beac9d4485b566a90940Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 3113672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3114672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3115672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3116672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3117672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3118672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3119672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3120026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 31211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3122d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3123c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3124d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3125d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3126d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 312770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 312815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 31299c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 313070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 313170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 313270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 313370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 313470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 313570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 313670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 313770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 313870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3139c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3140c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3141c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3142c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 314382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 31448164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 314582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 314682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 314782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 314882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3149d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 31508164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 3151211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) { 31526620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 31536620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 31546620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3155d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 31566620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 31576620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy alpha / 255.0f, mode, texture->blend, (GLvoid*) NULL, 31586620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, false, true); 31596620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3160d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 31616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 31626620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy texture->blend, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 31636620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLE_STRIP, gMeshCount); 31646620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 316585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 316685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3167bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3168a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3169a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 317003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3171f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3172f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3173f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3174a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 31756820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 31765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 31778694230ff25fa0a60e480d424843e56b718f0516Romain Guy 317870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 317970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 318070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 318170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 318270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 318370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3184886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 31855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 318670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 318703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 318870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3189db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3190886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 319186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 319270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 319370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3194db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 31956820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 319670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 319770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 319882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 319982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3200886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3201886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3202886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3203886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty) { 3204886b275e529e44a59c54b933453d9bc902973178Romain Guy 3205886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3206886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3207886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3208886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3209886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3210886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3211886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3212886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3213886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3214886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3215886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 3216886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3217886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3218886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3219886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3220886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3221886b275e529e44a59c54b933453d9bc902973178Romain Guy 3222886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3223886b275e529e44a59c54b933453d9bc902973178Romain Guy 3224886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3225886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3226886b275e529e44a59c54b933453d9bc902973178Romain Guy 3227a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3228f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 322982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3230c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 323182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 323282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 323382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 323482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 323582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 323682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 323733fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 32383bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3239a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3240f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3241a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 324282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 324382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 324482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 324582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 324682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 324782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 324882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 324982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3250a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 325182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 325282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 325382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 325482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 325582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 325682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 325782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 325882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 325982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 326082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 326182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 326282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 326382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 326482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3265fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 326682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 326782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3268fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3269bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3270bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3271889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3272d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3273fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3274d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3275fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 32766926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3277260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 32786926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3279260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3280260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3281026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3282ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 328382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 328482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 328582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 328682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 32878ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 32888ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 32895c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 3290be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 3291db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3292026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3293026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 32949d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3295e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3296