OpenGLRenderer.cpp revision c3566d06421c8acc0aafb18f7e307e5725ce87e1
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 }, 847c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik { SkXfermode::kMultiply_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 }, 1057c1a49f5f5ed6613d736464bf5001b777e89ced2Chris Craik { SkXfermode::kMultiply_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; 125c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawDeferDisabled = false; 126c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawReorderDisabled = false; 127e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 128e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 13029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 13129d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 132e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 133e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 143c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 144c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (property_get(PROPERTY_DISABLE_DRAW_DEFER, property, "false")) { 145c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawDeferDisabled = !strcasecmp(property, "true"); 146c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik INIT_LOGD(" Draw defer %s", mDrawDeferDisabled ? "disabled" : "enabled"); 147c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } else { 148c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik INIT_LOGD(" Draw defer enabled"); 149c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 150c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 151c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (property_get(PROPERTY_DISABLE_DRAW_REORDER, property, "false")) { 152c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawReorderDisabled = !strcasecmp(property, "true"); 153c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik INIT_LOGD(" Draw reorder %s", mDrawReorderDisabled ? "disabled" : "enabled"); 154c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } else { 155c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik INIT_LOGD(" Draw reorder enabled"); 156c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 15713631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 15813631f3da855f200a151e7837ed9f6b079622b58Romain Guy 15913631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 160f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 161f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 162f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 163ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 164ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 165ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 166ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 167ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 168ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 169ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 170ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 171ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 172ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 173ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 174ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 17549c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 17649c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 17749c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 17849c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 17985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 18035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 18135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 18235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 18335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 18435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 18535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 18635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 18735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 18835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 189260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 190bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 191bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 192bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 193eb99356a0548684a501766e6a524529ab93304c8Romain Guy 194eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 195eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 196e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 197e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1987c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 19944b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 2007d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy} 2017d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 202c3fedafc5f50100219449125a000e3138f6fb987Romain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 203c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 204fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 205fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 2068aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 2078aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 20884962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 2098fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 210f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2117d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 21241308e2936c768103d0e9c82500e97938d6797f1Romain Guy mDirtyClip = true; 213ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 21411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayers(); 21511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 216dcfc836b457a87881da409e1acf251515f121446Romain Guy discardFramebuffer(left, top, right, bottom); 21745e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 218ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy syncState(); 2197d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 22054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 22154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 22254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 22354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 22454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2252b7028eabac80cec170572bc0e945a1d4224e595Romain Guy mTilingSnapshot = mSnapshot; 22657b5268708c3b974296c7d4e58a02a957979224aRomain Guy startTiling(mTilingSnapshot, true); 2272b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2287c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2297c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 2307c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return clear(left, top, right, bottom, opaque); 2317c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2327c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 233dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 234dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 235dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 236dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2373bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 238dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 239f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 240f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 241f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 242f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 243dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 244dcfc836b457a87881da409e1acf251515f121446Romain Guy } 245dcfc836b457a87881da409e1acf251515f121446Romain Guy} 246dcfc836b457a87881da409e1acf251515f121446Romain Guy 2477c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 2486b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy if (!opaque) { 249586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 250ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2516b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 25244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 253ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 25444b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 25644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 257ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 258ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 259ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 260ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glViewport(0, 0, mWidth, mHeight); 261ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 262ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 263ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 264ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 265ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2666b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 267bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 268bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 26957b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 27054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 27154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy Rect* clip = mTilingSnapshot->clipRect; 272c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 273c3fedafc5f50100219449125a000e3138f6fb987Romain Guy clip = &s->layer->clipRect; 27454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 27554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 276c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 277c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 278c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 279c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 280c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 281c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 282c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 283c3fedafc5f50100219449125a000e3138f6fb987Romain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2842b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2852b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2862b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2872b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 28854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2892b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 291b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2927c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 29511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 296b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 29711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 29811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 29911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 30011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 30111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 30211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 30311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 30411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 30511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 30611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 30711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 30811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 314a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 315b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 317c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 318e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 323c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 325b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 326b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3276c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 328da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 329da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 330da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 331da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 332da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 333da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 33450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 33515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 336f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 337ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3387c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 339da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 340da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3416c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 34208837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 34308837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 34435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3457c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 34635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3473e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3483e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3498025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 350586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 35182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 352746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 353da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 354a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 35550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 35650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 35750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 35850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 35950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 360da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 361da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 36235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 36335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 36535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3667c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 36835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 36935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 37035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 37135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 372ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 373932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 374ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3758f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 376ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 377ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 378ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3798f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 380ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 381ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3823d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3838f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 384ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 385d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 386ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 387ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 389ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 390ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 391ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 392ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 393ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 394ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 396ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 403c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 404ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 406c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 408c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 409c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4108f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4118f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 412d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4138f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4148f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4158f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4168f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4178f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4188f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 419daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 420932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 421c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4228a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 423f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 424f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 425f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 426d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 42780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 42880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 42980911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 430d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 431d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 432d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 433d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 434d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 435d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 43608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 43708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 43808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 43908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 44008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 44108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4427b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4437b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 44408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 44580911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 446486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t result = (*functor)(DrawGlInfo::kModeDraw, &info) | DrawGlInfo::kStatusDrew; 447cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4488f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 44908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 450cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4518f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 45265924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 453ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4548f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 455cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 456cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 457daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4586554943a1dd6854c0f4976900956e556767b49e1Romain Guy return result; 459daf98e941e140e8739458126640183b9f296a2abChet Haase} 460daf98e941e140e8739458126640183b9f296a2abChet Haase 461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 46287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 46387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 46487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 46587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 46687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 46787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 46887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 46987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 47087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 47187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 47287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 47387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 47487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 47587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 47687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 47787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 47887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 47987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 48187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 48387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 48487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy const Rect* clip = mTilingSnapshot->clipRect; 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissor(clip->left, mTilingSnapshot->height - clip->bottom, 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 50811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 50911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 51011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 51211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && layer->displayList) { 51311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy OpenGLRenderer* renderer = layer->renderer; 51411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 51511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5167c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5177c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5187c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5197c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 52011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->setViewport(layer->layer.getWidth(), layer->layer.getHeight()); 52211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->prepareDirty(dirty.left, dirty.top, dirty.right, dirty.bottom, !layer->isBlend()); 52311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->drawDisplayList(layer->displayList, dirty, DisplayList::kReplayFlag_ClipChildren); 52411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy renderer->finish(); 52511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 52611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 52711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 52811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy dirty.setEmpty(); 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->deferredUpdateScheduled = false; 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->renderer = NULL; 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy layer->displayList = NULL; 5355bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 53611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 53811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 53911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 54111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 54211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 54411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 54511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 54611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startMark("Layer Updates"); 54711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // Note: it is very important to update the layers in reverse order 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (int i = count - 1; i >= 0; i--) { 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcount(layer); 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 56911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 581f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 582f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 583f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 584bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 5857ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 586bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 587bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 588bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 5898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 590bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 591bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 592bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 5932542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 5942542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 5957ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 596bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 597bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 598bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 5998fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 600bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6018fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 6022542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6037ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 604bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 605bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6068aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 6078aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 6088fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 609bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 610bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 611bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 6127ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 613bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 614eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 615bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 616bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 6177ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 618bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 619eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 620eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 621eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 622eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 623eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 624eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6258b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 6268b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 6278b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6282542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 629746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6308fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6312542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6325ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6335ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 6345ec9924d24495822b589f1a17996655d66273b30Romain Guy } 6355ec9924d24495822b589f1a17996655d66273b30Romain Guy 6362542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 637d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6385cbbce535744b89df5ecea95de21ee3733298260Romain Guy 639f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 640bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 641bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 642bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 643bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6445c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* p, int flags) { 645eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 646eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 647d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 648af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 649e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy int alpha = 255; 650e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy SkXfermode::Mode mode; 651e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 652e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy if (p) { 653e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy alpha = p->getAlpha(); 654710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mode = getXfermode(p->getXfermode()); 655a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 656e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy mode = SkXfermode::kSrcOver_Mode; 657d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } 658d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 659d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 660dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 661d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 662d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 663bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 664bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 665bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayerAlpha(float left, float top, float right, float bottom, 666bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy int alpha, int flags) { 667f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy if (alpha >= 255) { 6688aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, NULL, flags); 6698b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } else { 6708aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkPaint paint; 6718aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy paint.setAlpha(alpha); 6728aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, &paint, flags); 6738b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } 674d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 675bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 6761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 6771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 6781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 6791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 6801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 6811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 6821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 6831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 6851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 6861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 6871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 6881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 6891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 6901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 6911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 6936b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 6946b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 6956b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 6966b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 6971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 6981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 6991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 70187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7081c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 72187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 72287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 72387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 72487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 72587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 727d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 728d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 729eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 730fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 731dda570201ac851dd85af3861f7e575721d3345daRomain Guy 732eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 733eb99356a0548684a501766e6a524529ab93304c8Romain Guy 734f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 735d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 7368aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 737d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect untransformedBounds(bounds); 738d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->transform->mapRect(bounds); 739d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase 740d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // Layers only make sense if they are in the framebuffer's bounds 741d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (bounds.intersect(*mSnapshot->clipRect)) { 742d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // We cannot work with sub-pixels in this case 743d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.snapToPixelBoundaries(); 744d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase 745d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // When the layer is not an FBO, we may use glCopyTexImage so we 746d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // need to make sure the layer does not extend outside the bounds 747d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase // of the framebuffer 748d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (!bounds.intersect(mSnapshot->previous->viewport)) { 749ad37cd3b5d3de9dd0858af04fbccd102e8ff4b0eRomain Guy bounds.setEmpty(); 750d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else if (fboLayer) { 751d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.set(bounds); 752d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mat4 inverse; 753d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase inverse.loadInverse(*mSnapshot->transform); 754d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase inverse.mapRect(clip); 755d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.snapToPixelBoundaries(); 756d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (clip.intersect(untransformedBounds)) { 757d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.translate(-left, -top); 758d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.set(untransformedBounds); 759d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else { 760d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase clip.setEmpty(); 761d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } 762ad37cd3b5d3de9dd0858af04fbccd102e8ff4b0eRomain Guy } 763d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase } else { 764d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.setEmpty(); 765eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 766bf434114cbf55b216fdc76fc8d65a75e84c9dab5Romain Guy 767746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 768d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.getHeight() > mCaches.maxTextureSize || 769d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase (fboLayer && clip.isEmpty())) { 770d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->empty = fboLayer; 771dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } else { 772d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 773dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 774dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 775dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 776d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase if (mSnapshot->invisible || mSnapshot->empty) { 777b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 778b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 779dda570201ac851dd85af3861f7e575721d3345daRomain Guy 780a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 7818550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 782f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 783f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 784bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 785bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 7869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 7878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 7889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 7899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 790c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 791a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 7927c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 793dda570201ac851dd85af3861f7e575721d3345daRomain Guy 7948fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 795d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 796d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 7971d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 798eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 799d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 800eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 801eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 803514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 806d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 8079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 8089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 809514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 810514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 811d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 812514fb18827186591d66973c2362c859b64b63556Romain Guy } 8137b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 81454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 81554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 816ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 817eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 818f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 819d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 820bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 821bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 822d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 823c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 826d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 827c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 828c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 829d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 830d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 831d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 832d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 833d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 834d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 8355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8362b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8377c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 8409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->allocateTexture(GL_RGBA, GL_UNSIGNED_BYTE); 8459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 851f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 8525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 854586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8558f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 8575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 8585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 8605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 8625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 8635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 8645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 8665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 8675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 8701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 8711d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 8721d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 8733762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 8741d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 8751d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 8761d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 8788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 8795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 880eb99356a0548684a501766e6a524529ab93304c8Romain Guy 881eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 8822b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8832b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 884e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 885e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 8868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 8888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 889eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 890eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 8917c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 8922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 8932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 894eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 895eb99356a0548684a501766e6a524529ab93304c8Romain Guy 8969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 897f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 8989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 8995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 901f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 902f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 90303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9048b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 905a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 909eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 9119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 9129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 913171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 916171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 917171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 9209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 921eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9221d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 923746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 924746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 925eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9268550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9271d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 928603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9291d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9301d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9311d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 932aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float alpha = layer->getAlpha() / 255.0f; 934aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 935aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9378f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9388f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9398f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9408f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9418f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 942aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 943aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 9449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 945aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 946aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 947aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 9489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 9508f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 9528f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 953ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy if (mSnapshot->transform->isPureTranslate() && 954ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 955ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 9569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 9579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 9589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 959d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 9609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 9619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 962d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 9639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 9649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 966aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 967aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 968aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 969aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 970aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 971aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 972aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 9735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 9749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 975aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 976aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 977aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 9785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 9809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 981b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy bool simpleTransform = mSnapshot->transform->isPureTranslate() && 982ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 983b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 984b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 985b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 9869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 9879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 9889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 9899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 9909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 992d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 9939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 994d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 9959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 9969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 9979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 9989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), layer->getAlpha() / 255.0f, 9999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getMode(), layer->isBlend(), 10009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 10019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1003aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1004aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1005aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1006aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1007aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1008aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10139fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10149fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 101540667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 10169fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10218a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 10228a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1023211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 10245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 10255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* rects = layer->region.getArray(&count); 10265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float alpha = layer->getAlpha() / 255.0f; 10289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 10299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1030f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 10315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 10338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 10358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 10368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 10375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 10385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 10395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10407230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 10417230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1042ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 10439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 10447230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 10457230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 10467230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1047ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 10489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (mSnapshot->transform->isPureTranslate()) { 10509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float x = (int) floorf(rect.left + mSnapshot->transform->getTranslateX() + 0.5f); 10519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float y = (int) floorf(rect.top + mSnapshot->transform->getTranslateY() + 0.5f); 10529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1053d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1056d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 10589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 105915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 10605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 10625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 10635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1065f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 10665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1067f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 10685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 10705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 10715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 10725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 10735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 10745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 10765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 10785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 10795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 10805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 10815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 10855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 10865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10887230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 10895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 10913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 10935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 10965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 10993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11123a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 11133a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 11143a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 11153a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11163a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11173a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 11183a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 11193a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 11203a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 11213a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 11223a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 11233a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 11258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 11268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 11278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 11288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 11308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 11318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 11328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 11338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 11348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 11358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 11362af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 11378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 11388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 11398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11403bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 11418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 11428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1145f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 11475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1148f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1154f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 11555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1156f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 11571bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 11581bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 11591bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 11601bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 11611bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 11621bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 11631bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 11641bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 11651bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 117054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 117154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 117254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 117354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 117454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 117554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 117654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 117754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 117854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 117954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 118054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 118154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 11828a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 118354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 118454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 118554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 118654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 118754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 118854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 118954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 119054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 119154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 119254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 119354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 119454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 119554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 119654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 119754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 119854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1199e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1200e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1201e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1202e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 120354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 120454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 120554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 120654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 120754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 120854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 120954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 121039d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 121154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 121254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 12138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 12148a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 121554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 121654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 121754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 121854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1219e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 122054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 122154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 122254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1223bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1224c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1225c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1226c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1227c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state) { 1228c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1229c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1230c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1231c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // state only has bounds initialized in local coordinates 1232c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (!state.mBounds.isEmpty()) { 1233c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik currentMatrix.mapRect(state.mBounds); 1234c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (!state.mBounds.intersect(currentClip)) { 1235c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // quick rejected 1236c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return true; 1237c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1238c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1239c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1240c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mClip.set(currentClip); 1241c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 1242c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mDrawModifiers = mDrawModifiers; 1243c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1244c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1245c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1246c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state) { 1247c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mSnapshot->transform->load(state.mMatrix); 1248c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1249c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // NOTE: a clip RECT will be saved and restored, but DeferredDisplayState doesn't support 1250c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // complex clips. In the future, we should add support for deferral of operations clipped by 1251c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // these. for now, we don't defer with complex clips (see OpenGLRenderer::disallowDeferral()) 1252c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, state.mClip.right, state.mClip.bottom); 1253c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik dirtyClip(); 1254c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers = state.mDrawModifiers; 1255c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1256c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1257c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1258f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1259f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1260f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1261f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 12628aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->translate(dx, dy, 0.0f); 1263f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1264f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1265f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 12668aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->rotate(degrees, 0.0f, 0.0f, 1.0f); 1267f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1268f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1269f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 12708aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->scale(sx, sy, 1.0f); 1271f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1272f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1273807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 1274807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy mSnapshot->transform->skew(sx, sy); 1275807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1276807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1277f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1278e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 1279e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy mSnapshot->transform->load(*matrix); 1280e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 1281e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy mSnapshot->transform->loadIdentity(); 1282e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1283f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1284f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1285f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 12868aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->copyTo(*matrix); 1287f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1288f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1289f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1290e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 1291e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy mSnapshot->transform->copyTo(transform); 1292e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 1293e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy mSnapshot->transform->load(transform); 1294f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1295f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1296f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1297f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1298f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1299f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1300bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1301e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1302e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 13038f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 13048a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 13058a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 13068a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 13078a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13089d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 13099d5316e3f56d138504565ff311145ac01621dff4Romain Guy 13108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 13118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 13128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 13138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 13148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 13158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 13168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 13208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 13218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1322c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1323c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1324c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1325c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1326c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 13278d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 13283bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 13298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1330c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1331f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 13328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 13368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 13378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 13388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 13398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 13408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 13418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 13438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 13458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 13478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 13488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 13498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 13508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 13518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 13528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 13548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 13558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 13578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 13588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 13598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 13618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 13628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 13638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 13658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 13668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 13678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13719d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1372079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1373bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1374bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 13758a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 13768a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 13778a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 13788a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 13798a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13808a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 13818a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mSnapshot->transform->mapRect(r); 13828a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 13838a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13848a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 13858a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 13868a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13878a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 13888a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 13898a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 139035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 139135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 139235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 139335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 139435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 139535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 139635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 139735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mSnapshot->transform->mapRect(transformed); 139835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 139935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 140035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 140135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 140235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 140335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 140435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 140535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1406672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1407672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1408cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1409cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1410cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1411cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1412cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1413cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1414cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1415cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1416c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1417bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1418dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1419dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1420dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 14211d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 14228aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->mapRect(r); 1423d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1424d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1425d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1426d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1427d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1428586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1429586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 143087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1431586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1432586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1433586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1434c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1435c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 14368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1437735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 14388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 14428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1443735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (CC_LIKELY(mSnapshot->transform->rectToRect())) { 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1449735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 14508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 14517ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1457e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1458e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1459735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mSnapshot->transform->copyTo(transform); 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 14648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 14658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 14728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1482735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1483735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1484735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 14888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1490735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1491735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1492a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1493a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1494a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1495a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1496f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 149770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 149870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 149970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 150054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 15018a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 15028a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 150354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1506c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDirtyClip && mCaches.scissorEnabled) { 150770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setScissorFromClip(); 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 150970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 151070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 151170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 151270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 151370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 151470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 151570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 151670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 151770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 151870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 151970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 152070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 152170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 152270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1523ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1524ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1525ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1526ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1527ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1528ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1529aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1530aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1531aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1532aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 153315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1534ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 153515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 153615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1537710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 153899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 15395b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 15405b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 1541ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPoint(float pointSize) { 1542ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.isPoint = true; 1543ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.pointSize = pointSize; 1544ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1545ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 15468d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 15478d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1548886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1549886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1550886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 155170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 155270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 155370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 155470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 155586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 155686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1557886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1558886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1559886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 156086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 156186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 156286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 156386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 15644121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 15654121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 15664121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 15674121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 156870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 156970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 157070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 157170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 157270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 157370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 157470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 157570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 157670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 157770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1578c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1579c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 158070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 158170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 158270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 158370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1584c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1585c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 158670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 158770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 158870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1589f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1590f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1591f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1592f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 159354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1594f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1595f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1596f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 159770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1598f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1599f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1600f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1601c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1602c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1603c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 160470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 160570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 160670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1607f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1608f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1609f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1610c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1611c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1612c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1613c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 161770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 162070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 162170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 162370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 162470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 162570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 162670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 162770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 162970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 163170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mIdentity); 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 163370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 163470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 16368a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 16378a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase mCaches.currentProgram->set(mOrthoMatrix, mIdentity, *mSnapshot->transform, offset); 16388d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 16398d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 164470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 164570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 164670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 164770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 164886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 164986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 165086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 165186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 165286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 165386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 165486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 165586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mIdentity); 165686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 165786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1660ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPointUniforms() { 1661ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int slot = mCaches.currentProgram->getUniform("pointSize"); 1662ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glUniform1f(slot, mDescription.pointSize); 1663ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1664ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 166570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1666c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 166770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 16725536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 167386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 16745536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 16755536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 16765536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1678c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 168070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadInverse(*mSnapshot->transform); 168170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1682c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1683c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 168470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 168570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 16878d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1688c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1689c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1690c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mIdentity, *mSnapshot, &mTextureUnit); 16918d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 16928d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 16938d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1695c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1696c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17004121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 17014121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 17024121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17034121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1705f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1706cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 170715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bindTexture(texture); 17122d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 171315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1716aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1717aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 17182d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 171915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1720aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1721aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 17228f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 17238f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 17248f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 17258f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 17268f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1727aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1728aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1729aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1730aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1732f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 173370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!vertices) { 1734f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 173570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1736f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1738d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1739cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 174015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1741cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 174215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 174315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 174415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 174515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 174615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1747ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1748ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1749ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1750ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1751ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1752ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1753ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1754ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1755ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1756ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1757ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1758ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1759ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1760ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1761ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1762ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1763ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 176415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords) { 176515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy bool force = mCaches.unbindMeshBuffer(); 1766cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 176715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1768cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 17698d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17725b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1773f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1774cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 177515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 17765b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17775b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 177870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 177970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1782f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1783f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1784f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1785c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t flags) { 17860fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 17870fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 178804c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1789c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawDeferDisabled)) { 1790c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return displayList->replay(*this, dirty, flags, 0); 1791c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1792c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1793c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DeferredDisplayList deferredList; 1794c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return displayList->replay(*this, dirty, flags, 0, &deferredList); 17950fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 17967b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 17976554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 17980fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 17990fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1800c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 1801ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 1802c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik displayList->output(0); 1803ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1804ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 1805ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 1806a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1807a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1808a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1809a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1810a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1811886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1812886b275e529e44a59c54b933453d9bc902973178Romain Guy 1813a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1814a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1815a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1816886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1817886b275e529e44a59c54b933453d9bc902973178Romain Guy 1818a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1819a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy if (mSnapshot->transform->isPureTranslate()) { 1820a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 1821a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 1822a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1823a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1824886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1825886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1826886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 18275b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1828e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 1829886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 1830886b275e529e44a59c54b933453d9bc902973178Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, 1831886b275e529e44a59c54b933453d9bc902973178Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1832a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1833a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1834486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 18356926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 18366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 18376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 18386926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 1839486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 18406926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 18416926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1842a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 18438164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1844486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 184522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 184622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 1847211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1848a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1849a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1850a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1851a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1852486590963e2207d68eebd6944fec70d50d41116aChet Haase 1853486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 18548ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 18558ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1856486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 1857f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 1858f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 1859f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 1860f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 18616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 1862486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 18636926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 18646926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1865a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 18668164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1867486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 186822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 186922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 18705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 18715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 18725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 18735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 1874886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1875886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 1876886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1877886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 1878886b275e529e44a59c54b933453d9bc902973178Romain Guy } 18795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 1880486590963e2207d68eebd6944fec70d50d41116aChet Haase 1881486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 1882f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 1883f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 1884486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 1885e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 1886e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 1887e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1888e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 1889486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 1890e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 1891e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1892e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 1893e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 1894e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 1895e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1896886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1897886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 1898886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1899886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1900886b275e529e44a59c54b933453d9bc902973178Romain Guy } 1901486590963e2207d68eebd6944fec70d50d41116aChet Haase 1902486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 1903e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 1904e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 1905486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 19065a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 19075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 1908486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1911b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 1912b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 1913b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 1914b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 1915b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1916a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 1917b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1918ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 1919ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 1920ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1921ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 1922ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 1923ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 1924ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 1925ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 1926ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 1927ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1928a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 19295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 19305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 19315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 19325a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 19335a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 19345a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 19355a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 19365a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 19375a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 19385a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 19395a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 19405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 19415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 19425a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 19435a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 19445a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 19455a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 19465a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1947ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 1948ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 1949ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 19505a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1951ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 1952ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 1953ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 1954b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1955a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 1956a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 1957a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 1958a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 19595a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19605a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 19615a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 1962a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 1963ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1964a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 1965a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 1966a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1967a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy mCaches.activeTexture(0); 1968a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1969ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 1970ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 1971ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy return DrawGlInfo::kStatusDone; 1972ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1973a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 1974a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1975a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1976a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 1977a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1978a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 1979a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 1980a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 1981a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 1982ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 1983ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1984a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 1985b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 1986b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 1987b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 1988ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 1989ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 1990ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 1991ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 1992ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 1993ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 1994ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 1995ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 1996ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 1997ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 1998ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 1999ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2000ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2001ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2002ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2003ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2004ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2005ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2006ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2007ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2008ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2009ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2010ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2011486590963e2207d68eebd6944fec70d50d41116aChet Haase 2012486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20135a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 20145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2015486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 20168ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 20178ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 20185c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 20196926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2020486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20226926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2023a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20248164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2025486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 202622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 20278ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 20288ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 20298ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2030c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 20316816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u1 = fmax(0.0f, srcLeft / width); 20326816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v1 = fmax(0.0f, srcTop / height); 20336816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u2 = fmin(1.0f, srcRight / width); 20346816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v2 = fmin(1.0f, srcBottom / height); 2035c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 203603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 20378ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 20388ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 203903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 204003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 204103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 204203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2043d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2044d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2045886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2046886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 20476620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2048886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2049886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2050886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2051886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2052c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2053886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2054b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2055886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate() && !useScaleTransform)) { 2056886b275e529e44a59c54b933453d9bc902973178Romain Guy float x = (int) floorf(dstLeft + mSnapshot->transform->getTranslateX() + 0.5f); 2057886b275e529e44a59c54b933453d9bc902973178Romain Guy float y = (int) floorf(dstTop + mSnapshot->transform->getTranslateY() + 0.5f); 2058886b275e529e44a59c54b933453d9bc902973178Romain Guy 2059886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2060886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2061886b275e529e44a59c54b933453d9bc902973178Romain Guy 2062886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2063886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2064886b275e529e44a59c54b933453d9bc902973178Romain Guy 2065886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2066886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 20676620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2068d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2069886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2070886b275e529e44a59c54b933453d9bc902973178Romain Guy 2071886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2072886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2073886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2074886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2075886b275e529e44a59c54b933453d9bc902973178Romain Guy 2076886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2077886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2078886b275e529e44a59c54b933453d9bc902973178Romain Guy 2079886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2080886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2081886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2082886b275e529e44a59c54b933453d9bc902973178Romain Guy 2083886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2084886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2085886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2086886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2087886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2088886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2089886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2090886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2091886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2092886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2093886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2094886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2095886b275e529e44a59c54b933453d9bc902973178Romain Guy 2096886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2097886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 20986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 20998ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21008ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2101486590963e2207d68eebd6944fec70d50d41116aChet Haase 2102486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2103ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2104ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2105486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 21064bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 21075c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2108be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2109be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 2110be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, &alpha, &mode); 2111be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2112be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return drawPatch(bitmap, xDivs, yDivs, colors, width, height, numColors, 2113be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy left, top, right, bottom, alpha, mode); 2114be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2115be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2116be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2117be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2118be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) { 21196926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2120486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21226926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2123be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy alpha *= mSnapshot->alpha; 2124be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2125a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21268164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2127486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 212822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 2129d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2130d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_LINEAR, true); 2131f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 21322728f961614a385df1f056fc24803a9f65c90fabRomain Guy const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(), 21334bb942083a0d4db746adf95349108dd8ef842e32Romain Guy right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors); 2134f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 2135211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 21366620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 21375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 21388168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2139c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float offsetX = left + mSnapshot->transform->getTranslateX(); 2140c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float offsetY = top + mSnapshot->transform->getTranslateY(); 21415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 21425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 21438ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2144211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2145c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2146c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2147c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 21486620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2149c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2150c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy left + bounds.right, top + bounds.bottom, *mSnapshot->transform); 21516620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 21525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 21535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 21545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2155211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 21566620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 21576620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 21586620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 21596620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + right - left, y + bottom - top, texture->id, alpha / 255.0f, 21606620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 21616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, true, mesh->meshBuffer, 21626620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 21636620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 21646620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 21656620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 21666620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer, 21676620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 21686620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2169054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2170486590963e2207d68eebd6944fec70d50d41116aChet Haase 2171486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2172f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2173f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 217465cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 217565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 2176bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (!vertexBuffer.getSize()) { 2177bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 217865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2179bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2180bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 218165cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 218265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 218365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 218465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2185710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2186710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2187710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2188710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2189710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2190710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2191710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2192710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 219365cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2194710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2195710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2196710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2197858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2198710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2199710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2200cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2201710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2202710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 22036ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2204710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2205710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2206710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2207710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 22086ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2209710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 22106ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 22116ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2212710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 22136ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2214710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getSize()); 22157b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2216710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 22176ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 221804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 221965cd612face362d054a85d0f7e5881c59cd523beChris Craik 222065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2221858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2222858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2223858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 222465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 222565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 222665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 222765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 222865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 222965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 223065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 223199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 223265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 223365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 223465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 223565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 22367b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 223765cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds = path.getBounds(); 223865cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::expandBoundsForStroke(bounds, paint, false); 223965cd612face362d054a85d0f7e5881c59cd523beChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *mSnapshot->transform); 22407b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 224165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 224265cd612face362d054a85d0f7e5881c59cd523beChris Craik} 22437b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 224465cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 224565cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 224665cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 224765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 224865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 224965cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 225065cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 225165cd612face362d054a85d0f7e5881c59cd523beChris Craik * 225265cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 225365cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 225465cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 225565cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 225665cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 22577b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 225865cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 22597b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 226065cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 226165cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 226265cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2263d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2264d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2265d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2266d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2267d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 226865cd612face362d054a85d0f7e5881c59cd523beChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *mSnapshot->transform); 2269486590963e2207d68eebd6944fec70d50d41116aChet Haase 227065cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 227165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 22725b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 22735b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2274486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2275486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2276ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2277ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: The paint's cap style defines whether the points are square or circular 2278ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: Handle AA for round points 2279ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 22805b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase // A stroke width of 0 has a special meaning in Skia: 2281ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // it draws an unscaled 1px point 22828a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float strokeWidth = paint->getStrokeWidth(); 2283ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy const bool isHairLine = paint->getStrokeWidth() == 0.0f; 22848a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase if (isHairLine) { 22858a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase // Now that we know it's hairline, we can set the effective width, to be used later 22868a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase strokeWidth = 1.0f; 22878a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase } 22888a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase const float halfWidth = strokeWidth / 2; 2289d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2290ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int alpha; 2291ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy SkXfermode::Mode mode; 2292ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2293ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2294ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int verticesCount = count >> 1; 2295ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int generatedVerticesCount = 0; 2296ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2297ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex pointsData[verticesCount]; 2298ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex* vertex = &pointsData[0]; 2299ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 230004299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // TODO: We should optimize this method to not generate vertices for points 230104299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // that lie outside of the clip. 230204299385c681140239b0dc31d9780d087d2b4d7cRomain Guy mCaches.enableScissor(); 230304299385c681140239b0dc31d9780d087d2b4d7cRomain Guy 2304ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDraw(); 230515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 23068a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawPoint(strokeWidth); 2307ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColor(paint->getColor(), alpha); 2308ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilter(); 2309ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShader(); 2310ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawBlending(mode); 2311ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawProgram(); 23128a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawModelViewIdentity(true); 2313ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorUniforms(); 2314ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilterUniforms(); 2315ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawPointUniforms(); 2316ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShaderIdentityUniforms(); 2317ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawMesh(vertex); 2318ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2319ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy for (int i = 0; i < count; i += 2) { 2320ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex::set(vertex++, points[i], points[i + 1], 0.0f, 0.0f); 2321ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy generatedVerticesCount++; 23227b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 23238a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float left = points[i] - halfWidth; 23248a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float right = points[i] + halfWidth; 23258a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float top = points[i + 1] - halfWidth; 23268a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float bottom = points [i + 1] + halfWidth; 23277b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 23288a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 2329ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2330ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2331ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glDrawArrays(GL_POINTS, 0, generatedVerticesCount); 2332486590963e2207d68eebd6944fec70d50d41116aChet Haase 2333486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2334ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2335ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2336486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2337e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2338486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2339e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2340ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2341ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 234270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 23433d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2344486590963e2207d68eebd6944fec70d50d41116aChet Haase 2345486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2346c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 23479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2348486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2349486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2350486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 235101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 235201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 235301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 235401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 235501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 235601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2357486590963e2207d68eebd6944fec70d50d41116aChet Haase 2358486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 235901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 236001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2361486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2363cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2364710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2365710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 236601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2367cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2368710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2369710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.roundRectShapeCache.getRoundRect( 2370710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2371710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2372710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2373710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2374710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2375710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2376cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2377cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2378cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2379cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2380cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2381cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2382710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 238365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2384c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 238501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2386710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2387cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2388cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik x + radius, y + radius, p)) { 2389710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2390710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2391cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2392710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2393710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.circleShapeCache.getCircle(radius, p); 2394710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2395710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2396710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2397710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2398cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2399cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2400cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2401cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2402cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 240365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2404c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 240501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2406486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2407710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2408cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2409710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2410710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 241101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2412cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2413710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2414710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik const PathTexture* texture = mCaches.ovalShapeCache.getOval(right - left, bottom - top, p); 2415710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2416710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2417710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2418710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2419710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2420cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2421cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2422cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2423710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2425c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2426c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2427486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2428780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2429780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2430780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2431780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 24328b2f5267f16c295f12faab810527cd6311997e34Romain Guy 24338b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2434780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 24358b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 24368b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2437780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 243865cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2439780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2440780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik const PathTexture* texture = mCaches.arcShapeCache.getArc(right - left, bottom - top, 2441780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2442780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2443780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2444780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2445780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2446780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2447780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2448780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2449780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2450780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2451780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2452780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2453780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2454780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2455780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2456780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2457780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 245865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 24598b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 24608b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2461cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2462cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2463cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2464486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2465cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p)) { 2466486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 24676926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 24686926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2469710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2470cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2471cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2472cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2473cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2474cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2475cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.rectShapeCache.getRect(right - left, bottom - top, p); 2476cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2477cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2478cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2479cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2480cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2481cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2482cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2483cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2484cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2486026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2487026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2488181d0a6ccedee03789919d53c46540a8df751896Romain Guy if (p->isAntiAlias() && !mSnapshot->transform->isSimple()) { 2489710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2490710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 249165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2492858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2493710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 249465cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2495858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2496c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24979d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2498416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2499416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2500416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2501416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2502416a847633680d94efb926837efdc18726d54918Raph Levien 2503416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2504416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2505416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2506416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2507c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2508416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2509416a847633680d94efb926837efdc18726d54918Raph Levien 2510c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2511c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2512416a847633680d94efb926837efdc18726d54918Raph Levien 2513c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2514c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2515c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2516416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2517416a847633680d94efb926837efdc18726d54918Raph Levien } 2518416a847633680d94efb926837efdc18726d54918Raph Levien 2519416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2520416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2521416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2522416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2523416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2524416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2525416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2526416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2527416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2528416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2529416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2530416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2531416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2532416a847633680d94efb926837efdc18726d54918Raph Levien 2533416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2534416a847633680d94efb926837efdc18726d54918Raph Levien} 2535416a847633680d94efb926837efdc18726d54918Raph Levien 2536486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2537eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2538671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || 25399c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy (paint->getAlpha() * mSnapshot->alpha == 0 && paint->getXfermode() == NULL)) { 2540486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2541eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2542eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2543671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2544671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!mSnapshot->transform->isSimple()) { 2545486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2546671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2547671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2548671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2549671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2550671d6cf460531825a321edb200523d0faa7792c9Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 2551671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2552671d6cf460531825a321edb200523d0faa7792c9Romain Guy x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 2553671d6cf460531825a321edb200523d0faa7792c9Romain Guy y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 2554671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2555671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2556b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2557e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy fontRenderer.setFont(paint, *mSnapshot->transform); 2558671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2559671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2560671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2561671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2562671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2563c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2564e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2565e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2566416a847633680d94efb926837efdc18726d54918Raph Levien } 2567416a847633680d94efb926837efdc18726d54918Raph Levien 2568671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2569671d6cf460531825a321edb200523d0faa7792c9Romain Guy bool linearFilter = mSnapshot->transform->changesBounds(); 2570671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2571671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2572671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2573671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2574671d6cf460531825a321edb200523d0faa7792c9Romain Guy mCaches.activeTexture(0); 2575671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDraw(); 25764121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 2577671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawDirtyRegionsDisabled(); 2578671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawWithTexture(true); 2579671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 2580671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawColorFilter(); 2581671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawShader(); 2582671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawBlending(true, mode); 2583671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawProgram(); 2584671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawModelView(x, y, x, y, pureTranslate, true); 2585671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawTexture(fontRenderer.getTexture(linearFilter)); 2586671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawPureColorUniforms(); 2587671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawColorFilterUniforms(); 2588671d6cf460531825a321edb200523d0faa7792c9Romain Guy setupDrawShaderUniforms(pureTranslate); 25894121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 2590671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2591671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2592671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2593671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2594211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2595671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2596671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2597671d6cf460531825a321edb200523d0faa7792c9Romain Guy positions, hasActiveLayer ? &bounds : NULL)) { 2598671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2599671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2600671d6cf460531825a321edb200523d0faa7792c9Romain Guy mSnapshot->transform->mapRect(bounds); 2601671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2602671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2603671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2604671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2605486590963e2207d68eebd6944fec70d50d41116aChet Haase 2606486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2607eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2608eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2609c25259519f1b74bb62a2b051b74537f073436b5cRomain Guystatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 2610996e57c84368058be793897ebc355b917a59abc2Raph Levien float x, float y, const float* positions, SkPaint* paint, float length) { 2611671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || 26129c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy (paint->getAlpha() * mSnapshot->alpha == 0 && paint->getXfermode() == NULL)) { 2613486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2614e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2615e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2616a1cff5043d0fbd78fcf9c48e7658e56a5b0c2de3Chet Haase if (length < 0.0f) length = paint->measureText(text, bytesCount); 2617e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 2618e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 2619e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 2620e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2621e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 2622e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 2623e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2624e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 2625e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2626e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2627e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2628cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy SkPaint::FontMetrics metrics; 2629cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy paint->getFontMetrics(&metrics, 0.0f); 263033f6beb10f98e8ba96250e284876d607055d278dRomain Guy if (quickReject(x, y + metrics.fTop, x + length, y + metrics.fBottom)) { 2631486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2632cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2633cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 2634e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy#if DEBUG_GLYPHS 2635e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy ALOGD("OpenGLRenderer drawText() with FontID=%d", 2636e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy SkTypeface::UniqueID(paint->getTypeface())); 2637e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy#endif 2638e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy 2639e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2640e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy fontRenderer.setFont(paint, *mSnapshot->transform); 2641e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy 26423a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 26433a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 26446620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const bool pureTranslate = mSnapshot->transform->isPureTranslate(); 2645211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 26466620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy x = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 26476620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy y = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 26486620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 26496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 265086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 265186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 265286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 26539d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2654c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2655996e57c84368058be793897ebc355b917a59abc2Raph Levien drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, alpha, mode, 2656996e57c84368058be793897ebc355b917a59abc2Raph Levien oldX, oldY); 26571e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 26581e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 26596620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 26606620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy bool linearFilter = mSnapshot->transform->changesBounds(); 26616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy if (pureTranslate && !linearFilter) { 26626620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 26636620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 26645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 266516c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // The font renderer will always use texture unit 0 2666a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 266786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDraw(); 26684121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 266986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawDirtyRegionsDisabled(); 267086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawWithTexture(true); 267186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 267286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawColorFilter(); 267386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawShader(); 267486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawBlending(true, mode); 267586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawProgram(); 267686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawModelView(x, y, x, y, pureTranslate, true); 267716c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // See comment above; the font renderer must use texture unit 0 267816c88085255c71a1a8fc034129aa2dcc61e1ddd0Romain Guy // assert(mTextureUnit == 0) 267986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawTexture(fontRenderer.getTexture(linearFilter)); 268086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 268186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawColorFilterUniforms(); 268286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawShaderUniforms(pureTranslate); 26834121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 268406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2685a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : 2686a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy (mSnapshot->hasPerspectiveTransform() ? NULL : &mSnapshot->getLocalClip()); 26875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 26885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2689211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2690894df17eee708688c8a6e67941add2017239c790Alex Sakhartchouk 2691996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2692a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 26938b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 26948b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 26958b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2696a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy positions, hasActiveLayer ? &bounds : NULL); 2697996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 26988b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2699a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy positions, hasActiveLayer ? &bounds : NULL); 2700996e57c84368058be793897ebc355b917a59abc2Raph Levien } 27014ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 27024ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy if (status && hasActiveLayer) { 27034ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy if (!pureTranslate) { 27044ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy mSnapshot->transform->mapRect(bounds); 27055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 27064ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 27075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2708694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 27093a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy drawTextDecorations(text, bytesCount, length, oldX, oldY, paint); 2710486590963e2207d68eebd6944fec70d50d41116aChet Haase 2711486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2712694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2713694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2714486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2715325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 271603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || 271703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy (paint->getAlpha() == 0 && paint->getXfermode() == NULL)) { 2718486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 271903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 272003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2721b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2722e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy fontRenderer.setFont(paint, *mSnapshot->transform); 272303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 272403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 272503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 272603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 272703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 272803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy mCaches.activeTexture(0); 272903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 27304121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 273103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 273203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 273303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 273403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 273503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 273603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 273703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 27389777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 273903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawTexture(fontRenderer.getTexture(true)); 274003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 274103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 27429777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 27434121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 27449777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 27459777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 27469777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 274703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 27489777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 27499777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 27509777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 27519777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 27529777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 27539777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy mSnapshot->transform->mapRect(bounds); 27549777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 27559777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 27569777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2757486590963e2207d68eebd6944fec70d50d41116aChet Haase 2758486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2759325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2760325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2761486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 2762486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2763dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2764a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 27657fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2766fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2767486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 276822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 27697fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 27708b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 27718b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 27728b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 277301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2774486590963e2207d68eebd6944fec70d50d41116aChet Haase 2775486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 27767fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 27777fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2778486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y, SkPaint* paint) { 277935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2780486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 27816c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 27826c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2783b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2784b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2785b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2786b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 2787b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 2788b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mSnapshot->transform->multiply(*transform); 2789b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2790b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2791b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 279235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 279335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 279435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 279535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 27964ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 279735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2798b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2799b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2800b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 280135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 280235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 280335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 28045bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 28052bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 280687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 2807a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 28086c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2809211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2810c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 2811c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 2812e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 2813c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 281440667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 2815c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 2816d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase const float a = layer->getAlpha() / 255.0f; 2817c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2818c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 28198168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 2820c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 28219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 2822c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2823c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 2824c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 28259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2826211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) { 28274ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy int tx = (int) floorf(x + mSnapshot->transform->getTranslateX() + 0.5f); 28284ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy int ty = (int) floorf(y + mSnapshot->transform->getTranslateY() + 0.5f); 28299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2830d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 28314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 28324ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 28339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2834d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 28359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 28369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 28379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2838c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 2839c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2840c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy glDrawElements(GL_TRIANGLES, layer->meshElementCount, 2841c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy GL_UNSIGNED_SHORT, layer->meshIndices); 2842c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2843c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 28443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 28453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 28463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 28473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2848c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 28494ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2850c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 2851e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 28525bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 28535bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 28544ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 28554ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 28564ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 2857f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 2858486590963e2207d68eebd6944fec70d50d41116aChet Haase 2859b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2860b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2861b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2862b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 2863486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 28646c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 28656c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 28666926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 2867d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 2868d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2869d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2870d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 2871c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 287206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 287306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 287406f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 2875c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 2876c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2877c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 287806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 28797fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 28807fac2e18339f765320d759e8d4c090f92431959eRomain Guy 2881d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2882db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 2883db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 2884db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2885db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 2886c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 2887db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 2888db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2889db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 2890c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 2891db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 2892db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2893db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 28941e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 28951e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 28961e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 28971e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 2898c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 28991e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 29001e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 29011e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 2902c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 2903c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 2904c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 2905c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 2906c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 29071e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 29081e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 29091e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 29105ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 29115ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 29125ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29135ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 2914c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 29155ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29165ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29175ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 2918c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 2919c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 2920c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 29215ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29225ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29235ff9df658230d49e42c43586997a02d8e4dd417eRomain GuySkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 2924c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) return paint; 29255ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29265ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 29275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29285ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 2929c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 2930c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 29315ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29325ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 29335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 29345ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 29355ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 29366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 29376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 29386926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 293901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 294001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 294101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 294201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 294301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 294401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 294501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 294601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 294701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 294801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 294901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 295001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 295101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 295201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 295301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 295401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 295501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 295601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 295701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 295801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 295901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 296001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 296101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 296201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 296301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 296401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 296501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 296601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 296701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2968f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 29690a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 29700a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 29710a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 29720a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 29740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 29750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 29760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 29770a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 2978726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 29790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 29800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 29810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 2982726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy underlineWidth = paintCopy.measureText(text, bytesCount); 29830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 29840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 2985211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 2986726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 2987f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 29880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 29898b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 29900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 2991e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 2992f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 2993f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 2994f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 2995f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 2996f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 2997e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 2998e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 29990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 30010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3002e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3003e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3004e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3005e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 30060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30070a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 30080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 30090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3010e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3011e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3012e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3013e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 30140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3015e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3016726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3017e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3018726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 30190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 30210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 30220a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3023672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3024672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3025672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3026672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3027672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3028735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3029735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3030c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3031735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3032735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3033735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3034735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3035735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3036735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3037735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3038735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 30393bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 3040735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3041672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3042672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3043672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3044672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3045672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3046672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3047672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3048672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3049672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30502af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3051672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3052672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3053672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3054672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3055672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (ignoreTransform || !quickRejectNoScissor(left, top, right, bottom)) { 3057672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, b); 3058672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, t); 3059672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, t); 3060672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, l, b); 3061672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, t); 3062672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex::set(vertex++, r, b); 3063672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3064672433d90fab7383cd28beac9d4485b566a90940Romain Guy vertexCount += 6; 3065672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3066672433d90fab7383cd28beac9d4485b566a90940Romain Guy left = fminf(left, l); 3067672433d90fab7383cd28beac9d4485b566a90940Romain Guy top = fminf(top, t); 3068672433d90fab7383cd28beac9d4485b566a90940Romain Guy right = fmaxf(right, r); 3069672433d90fab7383cd28beac9d4485b566a90940Romain Guy bottom = fmaxf(bottom, b); 3070672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3071672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3072672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30733bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (count == 0 || (clip && quickReject(left, top, right, bottom))) { 3074a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3075a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3076672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3077672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3078672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3079672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3080672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3081672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3082672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3083672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3084672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3085735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3086672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3087672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3088672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3089672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3090672433d90fab7383cd28beac9d4485b566a90940Romain Guy 30918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3092672433d90fab7383cd28beac9d4485b566a90940Romain Guy dirtyLayer(left, top, right, bottom, *mSnapshot->transform); 3093672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3094672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3095672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3096672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3097672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3098672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3099672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3100026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 31011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3102d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3103c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3104d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3105d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3106d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 310770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 310815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 31099c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 311070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 311170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 311270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 311370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 311470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 311570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 311670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 311770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 311870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3119c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3120c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3121c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3122c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 312382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 31248164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 312582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 312682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 312782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 312882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3129d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 31308164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 3131211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mSnapshot->transform->isPureTranslate())) { 31326620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float x = (int) floorf(left + mSnapshot->transform->getTranslateX() + 0.5f); 31336620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy const float y = (int) floorf(top + mSnapshot->transform->getTranslateY() + 0.5f); 31346620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3135d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 31366620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 31376620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy alpha / 255.0f, mode, texture->blend, (GLvoid*) NULL, 31386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, false, true); 31396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3140d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 31416620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 31426620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy texture->blend, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 31436620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLE_STRIP, gMeshCount); 31446620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 314585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 314685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3147bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3148a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3149a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 315003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3151f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3152f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3153f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3154a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 31556820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 31565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 31578694230ff25fa0a60e480d424843e56b718f0516Romain Guy 315870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 315970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 316070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 316170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 316270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 316370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3164886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 31655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 316670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 316703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 316870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3169db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3170886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 317186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 317270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 317370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3174db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 31756820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 317670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 317770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 317882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 317982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3180886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3181886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3182886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3183886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty) { 3184886b275e529e44a59c54b933453d9bc902973178Romain Guy 3185886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3186886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3187886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3188886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3189886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3190886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3191886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3192886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3193886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3194886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3195886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 3196886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3197886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3198886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3199886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3200886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3201886b275e529e44a59c54b933453d9bc902973178Romain Guy 3202886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3203886b275e529e44a59c54b933453d9bc902973178Romain Guy 3204886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3205886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3206886b275e529e44a59c54b933453d9bc902973178Romain Guy 3207a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3208f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 320982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3210c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 321182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 321282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 321382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 321482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 321582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 321682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 321733fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 32183bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3219a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3220f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3221a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 322282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 322382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 322482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 322582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 322682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 322782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 322882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 322982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3230a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 323182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 323282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 323382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 323482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 323582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 323682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 323782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 323882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 323982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 324082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 324182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 324282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 324382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 324482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3245fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 324682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 324782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3248fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3249bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3250bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3251889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3252d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3253fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3254d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3255fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 32566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3257260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 32586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3259260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3260260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3261026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3262ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 326382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 326482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 326582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 326682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 32678ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 32688ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 32695c13d89c1332fcc499379b9064b891187b75ca32Chet Haasevoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 3270be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 3271db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3272026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3273026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 32749d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3275e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3276