OpenGLRenderer.cpp revision 1206b9bba91f7ed899c5c87427cce725fe5aadfc
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 2403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy#include <SkPathMeasure.h> 25694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 28e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 35c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 360fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 39a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 51f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 52dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 53713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 54d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 84d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 86026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 105d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 108f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 110f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1143bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 115d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mDrawModifiers.mShader = NULL; 116d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mDrawModifiers.mColorFilter = NULL; 11716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 118d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mDrawModifiers.mHasShadow = false; 119d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mDrawModifiers.mHasDrawFilter = false; 120026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 121ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 122ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 123ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 12496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 12587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = 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 } 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14413631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14513631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 147f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 148f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 159ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 160ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16349c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16449c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 175260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 177bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 178bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy 180eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 181eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 182e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 183e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 185c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 186fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 187fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1908aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 19184962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1928fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 193f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1947d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 1955f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 197ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 20096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 20111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20545e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2077d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 21054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 21154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 21254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2135f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2142b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2157c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2167c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mSnapshot->fbo == 0) { 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2417c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2427c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 243dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 244dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 245dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 246dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2473bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 248dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 249f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 250f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 251f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 252f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 253dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 254dcfc836b457a87881da409e1acf251515f121446Romain Guy } 255dcfc836b457a87881da409e1acf251515f121446Romain Guy} 256dcfc836b457a87881da409e1acf251515f121446Romain Guy 2577c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 2586b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy if (!opaque) { 259586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 260ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2616b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 26244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 263ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 26444b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2657c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 269ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 270ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 271ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 272ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 273ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2746b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 275bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 276bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 27757b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 27854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 2795f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect* clip = &mTilingClip; 280c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 2815f803623559aab395a29d575c37c4e39c23a4b4eChris Craik clip = &(s->layer->clipRect); 28254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 286c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 288c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 289c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 290c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 29152036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2952b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 29654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2972b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2982b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 299b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 3007c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 303ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 304ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 305ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 306ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 307ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 308ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 310b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 31711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 32511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 32611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 328a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 329b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 33011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 331c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 332e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 337c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 34096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 341b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 342b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3436c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 344da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 345da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 346da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 347da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 35050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 35115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 352f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 353ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3547c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 355da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 356da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3576c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 35808837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 35908837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 36035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3617c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3633e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3643e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3658025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 366586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 36782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 368746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 369da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 370a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 37150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 37550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 376da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 377da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 37835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 37935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 38035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 38135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3827c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 38635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 38735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 389932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 390ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3918f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 392ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 393ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 394ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3958f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 396ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3983d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3998f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 401d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 403ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 404ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 406ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 419c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 420ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 422c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 424c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 425c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4268f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4278f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 428d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4298f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4308f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4338f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 435408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 436408eb12631376cbdc96803e918decf6ea804d346Chris Craik 437daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 438932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 439c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4408a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 441f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 442f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 443f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 444d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 44580911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 44680911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 44780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 448d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 449d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 450d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 451d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 452d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 453d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 45508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 45608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 45708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 45808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 45908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4607b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4617b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 46380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 464486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t result = (*functor)(DrawGlInfo::kModeDraw, &info) | DrawGlInfo::kStatusDrew; 465cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4668f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 46708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 468cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4698f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47065924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 471ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4728f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 473cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 474cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 475daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4766554943a1dd6854c0f4976900956e556767b49e1Romain Guy return result; 477daf98e941e140e8739458126640183b9f296a2abChet Haase} 478daf98e941e140e8739458126640183b9f296a2abChet Haase 479f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 48187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4830f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4840f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4850f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4860f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5115f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5145f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 51987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 52887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 53496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 53596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 53611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5387c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5397c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5407c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5417c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 54211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 54402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 54596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 54696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 54796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5545bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 56396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 56496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 56596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 56611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 56711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 57096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 57196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 57296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5741206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5751206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 57896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 57996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 58096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 58496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 58596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 59096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 59696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5971206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5981206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 59996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 60002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 60102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 60202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 60302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 60402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 60502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 61011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 61196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 61311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 61511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 61611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 61711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 61802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 61902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 62002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 62102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 62202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 62302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 62402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 62502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 62602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 62711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 62811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 62911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 63011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 63111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 63211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 63311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 63411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 63511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 63611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 63711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 645f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 646f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 647f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 648bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6497ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 650bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 651bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 652bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6538aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 654bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 655bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 656bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 6572542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 6582542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6597ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 660bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 661bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 662bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 6638fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 664bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6658fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 6662542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6677ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 668bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 669bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6708aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 6718aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 6728fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 673bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 674bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 675bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 6767ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 677bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 678eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 679bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 680bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 6817ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 682bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 683eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 684eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 685eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 686eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 687eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 688eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6898b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 6908b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 6918b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6922542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 693746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6948fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6952542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6965ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6977273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 6987273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 6995ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7007273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7015ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7025ec9924d24495822b589f1a17996655d66273b30Romain Guy 7032542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 704d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7055cbbce535744b89df5ecea95de21ee3733298260Romain Guy 706f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 707bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 708bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 709bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 710bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 711ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 712eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 713eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 714d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 715af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 716d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 717dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 718d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 719d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 720bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 721bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 722d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 723d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 724d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 725d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 726d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 727d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 728d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 729d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 730d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 731d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 732d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 733d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 734d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 735d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 736d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 737d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 738d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 739d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 741d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 742d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 743d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 746d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 747d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 748d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 749d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 750d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 751d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 752d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 753d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 754d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 755408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 756408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 757408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 758408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 759408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 760408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 761408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 762408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 763408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 764408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 765408eb12631376cbdc96803e918decf6ea804d346Chris Craik 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 779408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 781408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 790d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8071c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8086b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8096b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8106b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8116b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 81687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 83687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 83787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 83887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 83987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 84087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 842d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 843d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 844eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 845fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 846dda570201ac851dd85af3861f7e575721d3345daRomain Guy 847eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 848eb99356a0548684a501766e6a524529ab93304c8Romain Guy 849f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 850d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8518aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 852d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 853408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 854dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 855dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 856408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 857b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 858b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 859dda570201ac851dd85af3861f7e575721d3345daRomain Guy 860a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8618550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 862f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 863f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 864bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 865bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 8669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 8678aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 870c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 871a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8727c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 873dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8748fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 875d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 876d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8771d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8787273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 879eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 880d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 881eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 882eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 884514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 887d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 8889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 8899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 890514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 891514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 892d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 893514fb18827186591d66973c2362c859b64b63556Romain Guy } 8947b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 89554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 89654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 897ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 898eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 899f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 900d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 901bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 902bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 903d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 904c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 907d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 908c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 909c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 910d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 911d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 912d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 913d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 914d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 915d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9172b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9187c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->allocateTexture(GL_RGBA, GL_UNSIGNED_BYTE); 9269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 932f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 935586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9368f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9521d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 9531d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 9543762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9561d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9571d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 9598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 9605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 961eb99356a0548684a501766e6a524529ab93304c8Romain Guy 962eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9632b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9642b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 965e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 966e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 970eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 971eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 9727c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 9742b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 975eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 976eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 978f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 9799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 9805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 982f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 983f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 98403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9858b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 986a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 990eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 9929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 9939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 994171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 997171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 998171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1002eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10031d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1004746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1005746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1006eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10078550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10081d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1009603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10111d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10121d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1013aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 1014e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik float alpha = layer->getAlpha() / 255.0f * mSnapshot->alpha; 1015aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1016aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10228f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1023aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1024aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1026aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1027aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1028aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10318f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10338f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10343b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1035ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1036ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10373b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10383b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1040d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1043d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1047aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1048aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1049aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1050aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1051aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1052aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1053aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1056aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1057aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1058aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 10623b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1063ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1064b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1065b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1066b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 10693b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10703b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1073d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1075d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 107816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1079e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 10809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1081e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 10829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 10839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1085aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1086aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1087aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1088aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1089aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1090aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10959fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10969fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 109740667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 10989fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11038a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 11048a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1105211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11076c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11086c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11096c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11106c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11116c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11126c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11136c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11146c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 111616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1119f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 11275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 11285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11297230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11307230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1131ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11337230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11347230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11357230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1136ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 11379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 11383b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 11393b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11403b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1142d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1145d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 11479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 114815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 11515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 11525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1154f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 11555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1156f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 11575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 11595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 11655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 11705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11777230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 11785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11803a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 11883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12123a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12252af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12293bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1234f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1237f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1243f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1245f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12461bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12471bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12481bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12491bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 12501bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 12511bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12521bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12531bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12541bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 125954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 126054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 126154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 126254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 126354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 126454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 126554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 126654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 126754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 126854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 126954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 127054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 127254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 127454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 127554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 127854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 128054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 128254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 128754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1288e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1289e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1290e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1291e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 129454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 129554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 129654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 129754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 129854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 129939d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 130054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 130154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13028a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13038a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 130454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 130554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 130654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 130754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1308e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 130954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 131054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 131154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1312bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1313c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1314c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1315c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1316ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1317c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1318c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1319c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1320ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1321ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1322ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1323ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 1324ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.intersect(currentClip)) { 1325ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1326ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1327ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1328ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1329ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1330c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1331ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1332ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1333ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Clip) { 1334ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 13355d11676414b3606792e23c269cf75b44faa1a2afChris Craik } else { 1336ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.setEmpty(); 1337c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1338c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13397273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13407273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1341c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 13427273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 13437273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1344c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1345c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1346c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13477273daace9303f4662444111c40bb83d3ead4a92Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state) { 13483b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 13497273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 13507273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1351ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1352d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!state.mClip.isEmpty()) { 1353ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, state.mClip.right, state.mClip.bottom); 1354ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1355ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1356c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1357c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1358c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1359f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1360f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1361f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1362f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 13633b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().translate(dx, dy, 0.0f); 1364f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1365f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1366f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 13673b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1368f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1369f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1370f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 13713b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1372f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1373f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1374807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 13753b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1376807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1377807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1378f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1379e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 13803b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1381e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 13823b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1383e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1384f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1385f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1386b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 13873b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1388b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1389b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1390f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 13913b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1392f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1393f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1394f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1395e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 13963b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1397e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 13983b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1399f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1400f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1401f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1402f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1403f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1404f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1405bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1406e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1407e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14088f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 14098a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 14108a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14139d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14149d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 14208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 14218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1427c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1428c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1429c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1430c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1431c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14328d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14333bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1435c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1436f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 14428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 14648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 14668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14703ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14713ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14723ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14733ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 14743ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 14753ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14829d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1483079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1484bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1485bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 14868a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 14878a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 14888a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 14898a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14908a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 14918a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 14923b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 14938a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 14948a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 14958a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 14968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 14978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 14988a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 14998a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 15008a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 150135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 150235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 150335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 150435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 150535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 150635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 150735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 15083b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(transformed); 150935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 151035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 151135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 151235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 151335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 151435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 151535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 151635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1517672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1518672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1519cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1520cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1521cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1522cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1523cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1524cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1525cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1526cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1527c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1528bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1529dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1530dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1531dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 15321d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 15333b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 1534d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1535d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1536d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1537d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1538d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1539586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1540586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 154187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1542586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1543586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1544586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1545c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1546c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1548735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1554735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 15563b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 15588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 15598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1560735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 15618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 15627ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 15638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1568e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1569e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1570735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 15718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 15723b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 15738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 15758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 15768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 15788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 15808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 15828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 15868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 15878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 15898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 15908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 15918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1593735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1594735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1595735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 15968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 15978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 15988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 15998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1601735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1602735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1603a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1604a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1605a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1606a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1607f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 160870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 160970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 161070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 161454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1617b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1618b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1619b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1620b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 16218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 162270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16233ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 162470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16253ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 162670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 162770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 162970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16323ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16333ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16343ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16353ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 163770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 163870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1644ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1645ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1646ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1647ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1648ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1649ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1650aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1651aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1652aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1653aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 165415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1655ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 165615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 165715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1658710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 165999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 16605b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16615b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 1662ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPoint(float pointSize) { 1663ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.isPoint = true; 1664ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.pointSize = pointSize; 1665ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1666ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 16678d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16688d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1669886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1670886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1671886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 167270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 167370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 167470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 167786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1678886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1679886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1680886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 168186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 168286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 168386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 168486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16854121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16864121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16874121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16884121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 168970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 169270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 169370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1699c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1700c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 170170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1705c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1706c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 170770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1710f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1711f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1712f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1713f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 171454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1715f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1716f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1717f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 171870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1719f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1720f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1721f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1722c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1723c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1724c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1728f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1729f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1730f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1731c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1732c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1733c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1734c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 173570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 173970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 174270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 174370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 174670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 17493b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 17503b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1752c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 175370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 175470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 175570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17578a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 17583b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 17598d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 17608d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 176270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 177086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 17713b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 177286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 17733b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 177486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 177586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1776c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 177786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 177886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 177970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1781ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPointUniforms() { 1782ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int slot = mCaches.currentProgram->getUniform("pointSize"); 1783ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glUniform1f(slot, mDescription.pointSize); 1784ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1785ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1787c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 178970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17935536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 179486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17955536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17965536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17975536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 179870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1799c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18013b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1803c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1804c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 180670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18088d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1809c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1810c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1811c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18128d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18138d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18148d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 181570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1816c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1817c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 181870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18214121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18224121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18234121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18244121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 182570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1826f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1827cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 182815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 183170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1832257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18332d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 183415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 183570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1837aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1838aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18392d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 184015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1841aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1842aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18438f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18448f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18458f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18468f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18478f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1848aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1849aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1850aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1851aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 185270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1853f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 185470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!vertices) { 1855f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 185670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1857f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1859d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1860cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 186115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1862cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 186315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 186415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 186515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 186615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 186715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1868ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1869ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1870ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1871ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1872ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1873ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1874ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1875ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1876ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1877ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1878ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1879ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1880ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1881ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1882ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1883ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1884ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 188515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords) { 188615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy bool force = mCaches.unbindMeshBuffer(); 1887cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 188815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1889cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18908d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 189170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18935b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1894f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1895cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 189615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 18975b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18985b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 189970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 190070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 190270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1903f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1904f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1905f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1906ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1907ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 19080fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19090fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 191004c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1911d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 191296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startFrame(); 1913ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1914ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 1915ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return replayStruct.mDrawGlStatus; 1916c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1917c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1918c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DeferredDisplayList deferredList; 1919ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1920ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 192196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 192296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 192396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startFrame(); 192496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1925ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return deferredList.flush(*this, dirty); 19260fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19277b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19286554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19290fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19300fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1931c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 1932ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 19337031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 1934ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1935ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 1936ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 1937a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1938a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1939a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1940a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1941a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1942886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1943886b275e529e44a59c54b933453d9bc902973178Romain Guy 1944a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1945a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1946a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1947886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1948886b275e529e44a59c54b933453d9bc902973178Romain Guy 1949a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 19503b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 19513b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 19523b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 1953a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1954a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1955886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1956886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1957886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 19585b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1959e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 1960886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 1961886b275e529e44a59c54b933453d9bc902973178Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, 1962886b275e529e44a59c54b933453d9bc902973178Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1963a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1964a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1965486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 19666926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 19676926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 19686926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 19696926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 1970486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19726926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1973a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19748164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1975486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 197622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 197722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 1978211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1979a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1980a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1981a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1982a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1983486590963e2207d68eebd6944fec70d50d41116aChet Haase 1984486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 19858ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 19868ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1987486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 1988f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 1989f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 1990f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 1991f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 19926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 1993486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19946926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1996a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19978164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 1998486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 199922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 200022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2005886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2006886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2007886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2008886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2009886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2011486590963e2207d68eebd6944fec70d50d41116aChet Haase 2012486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2013f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2014f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2015486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2016e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2017e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2018e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2019e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2020486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2021e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2022e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2023e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2024e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2025e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2026e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2027886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2028886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2029886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2030886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2031886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2032486590963e2207d68eebd6944fec70d50d41116aChet Haase 2033486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2034e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2035e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2036486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 20375a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 20385a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2039486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2042b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2043b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2044b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2045b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2046b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2047a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2048b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2049ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2050ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2051ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2052ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2053ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2054ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2055ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2056ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2057ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2058ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2059a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20605a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20615a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20625a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20635a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20645a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20655a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20665a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20735a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 20765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 20775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2078ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2079ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2080ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 20815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2082ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2083ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2084ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2085b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2086a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2087a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2088a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2089a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 20905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2093a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2094ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2095a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2096a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2097a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2098a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy mCaches.activeTexture(0); 2099a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2100ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 2101ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2102ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy return DrawGlInfo::kStatusDone; 2103ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2104a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2105a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2106a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2107a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2108a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2109a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2110a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2111a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2112a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2113ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2114ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2115a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 21163b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2117b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2118b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2119ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2120ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2121ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2123ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2124ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2125ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2126ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2127ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2128ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2129ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2130ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2131ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2132ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2133ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2135ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2136ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2140ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2142486590963e2207d68eebd6944fec70d50d41116aChet Haase 2143486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21445a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21455a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2146486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 21478ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21488ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 21495c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 21506926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2151486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21526926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21536926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2154a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21558164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2156486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 215722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21588ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21598ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21608ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2161c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21626816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u1 = fmax(0.0f, srcLeft / width); 21636816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v1 = fmax(0.0f, srcTop / height); 21646816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u2 = fmin(1.0f, srcRight / width); 21656816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v2 = fmin(1.0f, srcBottom / height); 2166c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 216703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 21688ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21698ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 217003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 217103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 217203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 217303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2174d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2175d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2176886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2177886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2179886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2180886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2181886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2182886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2183c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2184886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2185b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 21863b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 21873b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 21883b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2189886b275e529e44a59c54b933453d9bc902973178Romain Guy 2190886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2191886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2192886b275e529e44a59c54b933453d9bc902973178Romain Guy 2193886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2194886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2195886b275e529e44a59c54b933453d9bc902973178Romain Guy 2196886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2197886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 21986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2199d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2200886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2201886b275e529e44a59c54b933453d9bc902973178Romain Guy 2202886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2204886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2206886b275e529e44a59c54b933453d9bc902973178Romain Guy 2207886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2208886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2209886b275e529e44a59c54b933453d9bc902973178Romain Guy 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2213886b275e529e44a59c54b933453d9bc902973178Romain Guy 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2216886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2217886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2219886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2220886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2224886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22296620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22308ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22318ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2232486590963e2207d68eebd6944fec70d50d41116aChet Haase 2233486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2234ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2235ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2236486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 22374bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 22385c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2239be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2240be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 224116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik getAlphaAndMode(paint, &alpha, &mode); 2242be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2243be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return drawPatch(bitmap, xDivs, yDivs, colors, width, height, numColors, 2244be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy left, top, right, bottom, alpha, mode); 2245be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2246be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2247be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2248be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2249be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) { 22506926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2251486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22526926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22536926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2254be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy alpha *= mSnapshot->alpha; 2255be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 22562728f961614a385df1f056fc24803a9f65c90fabRomain Guy const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(), 22574bb942083a0d4db746adf95349108dd8ef842e32Romain Guy right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors); 2258f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 2259211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2260a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2261a4adcf0239039eb8f005be252409901c41b28839Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2262a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2263a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 2264a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2265a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2266a4adcf0239039eb8f005be252409901c41b28839Romain Guy 22673b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 22685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22698168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 22703b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 22713b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 22725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22748ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2275211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2276c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2277c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2278c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2280c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 22813b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 22826620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2286211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 22873b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 22883b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 22896620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 22906620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + right - left, y + bottom - top, texture->id, alpha / 255.0f, 22916620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 22926620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, true, mesh->meshBuffer, 22936620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 22946620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 22956620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 22966620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 22976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer, 22986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 22996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2300054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2301486590963e2207d68eebd6944fec70d50d41116aChet Haase 2302486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2303f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2304f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 230565cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 230665cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 2307bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (!vertexBuffer.getSize()) { 2308bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 230965cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2310bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2311bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 231265cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 231365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 231465cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 231565cd612face362d054a85d0f7e5881c59cd523beChris Craik 2316710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2317710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2318710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2319710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2320710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2321710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2322710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2323710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 232465cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2325710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2326710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2327710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2328858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2329710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2330710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2331cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2332710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2333710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 23346ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2335710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2336710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2337710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2338710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 23396ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2340710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23416ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23426ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2343710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23446ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2345710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getSize()); 23467b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2347710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23486ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 234904299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 235065cd612face362d054a85d0f7e5881c59cd523beChris Craik 235165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2352858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2353858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2354858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 235565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 235665cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 235765cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 235865cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 235965cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 236065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 236165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 236299ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 236365cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 236465cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 236565cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 236665cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 23677b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2368c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2369c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2370c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2371c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2372c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 23737b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 237465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 237565cd612face362d054a85d0f7e5881c59cd523beChris Craik} 23767b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 237765cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 237865cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 237965cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 238065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 238165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 238265cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 238365cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 238465cd612face362d054a85d0f7e5881c59cd523beChris Craik * 238565cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 238665cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 238765cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 238865cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 238965cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 23907b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 239165cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 23927b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 239365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 239465cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 239565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2396d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2397d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2398d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2399d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2400d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 24013b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2402486590963e2207d68eebd6944fec70d50d41116aChet Haase 240365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 24055b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24065b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2407486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2408486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2409ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2410ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: The paint's cap style defines whether the points are square or circular 2411ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: Handle AA for round points 2412ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24135b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase // A stroke width of 0 has a special meaning in Skia: 2414ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // it draws an unscaled 1px point 24158a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float strokeWidth = paint->getStrokeWidth(); 2416ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy const bool isHairLine = paint->getStrokeWidth() == 0.0f; 24178a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase if (isHairLine) { 24188a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase // Now that we know it's hairline, we can set the effective width, to be used later 24198a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase strokeWidth = 1.0f; 24208a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase } 24218a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase const float halfWidth = strokeWidth / 2; 2422d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2423ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int alpha; 2424ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy SkXfermode::Mode mode; 2425ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2426ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2427ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int verticesCount = count >> 1; 2428ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int generatedVerticesCount = 0; 2429ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2430ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex pointsData[verticesCount]; 2431ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex* vertex = &pointsData[0]; 2432ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 243304299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // TODO: We should optimize this method to not generate vertices for points 243404299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // that lie outside of the clip. 243504299385c681140239b0dc31d9780d087d2b4d7cRomain Guy mCaches.enableScissor(); 243604299385c681140239b0dc31d9780d087d2b4d7cRomain Guy 2437ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDraw(); 243815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 24398a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawPoint(strokeWidth); 2440ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColor(paint->getColor(), alpha); 2441ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilter(); 2442ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShader(); 2443ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawBlending(mode); 2444ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawProgram(); 24458a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawModelViewIdentity(true); 2446ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorUniforms(); 2447ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilterUniforms(); 2448ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawPointUniforms(); 2449ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShaderIdentityUniforms(); 2450ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawMesh(vertex); 2451ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2452ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy for (int i = 0; i < count; i += 2) { 2453ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex::set(vertex++, points[i], points[i + 1], 0.0f, 0.0f); 2454ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy generatedVerticesCount++; 24557b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24568a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float left = points[i] - halfWidth; 24578a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float right = points[i] + halfWidth; 24588a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float top = points[i + 1] - halfWidth; 24598a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float bottom = points [i + 1] + halfWidth; 24607b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24613b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2462ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2463ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2464ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glDrawArrays(GL_POINTS, 0, generatedVerticesCount); 2465486590963e2207d68eebd6944fec70d50d41116aChet Haase 2466486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2467ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2468ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2469486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2470e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2471486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2472e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2473ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2474ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 247570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 24763d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2477486590963e2207d68eebd6944fec70d50d41116aChet Haase 2478486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2479c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24809d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2481486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2482486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2483486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 248401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 248501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 248701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 248801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2490486590963e2207d68eebd6944fec70d50d41116aChet Haase 2491486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 249201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 249301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2494486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2495710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2496257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2497257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2498710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2499710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 250001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2501cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2502710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2503c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2504710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2505710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2506710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2507710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2508710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2509710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2510cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2511cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2512cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2513cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2514cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2515cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2516710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 251765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2518c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 251901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2520710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2521cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2522257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2523257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2524710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2525710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2526cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2527710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2528c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2529710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2530710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2531710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2532710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2533cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2534cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2535cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2536cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2537cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 253865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2539c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 254001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2541486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2542710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2543257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2544257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2545710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2546710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 254701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2548cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2549710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2550c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2551710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2552710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2553710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2554710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2555710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2556cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2557cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2558cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2559710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 256065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2561c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2562c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2563486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2564780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2565257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2566257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2567780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2568780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25698b2f5267f16c295f12faab810527cd6311997e34Romain Guy 25708b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2571780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 25728b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 25738b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2574780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 257565cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2576780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2577c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2578780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2579780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2580780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2581780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2582780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2583780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2584780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2585780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2586780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2587780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2588780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2589780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2590780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2591780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2592780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2593780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2594780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 259565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 25968b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 25978b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2598cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2599cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2600cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2601486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2602257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2603257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2604486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26066926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2607710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2608cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2609cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2610cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2611cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2612cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2613c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2614cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2615cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2616cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2617cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2618cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2619cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2620cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2621cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2622cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 262365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2624026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2625026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 26263b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2627710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2628710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 262965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2630858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2631710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 263265cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2633858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2634c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26359d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2636416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2637416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2638416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2639416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2640416a847633680d94efb926837efdc18726d54918Raph Levien 2641416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2642416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2643416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2644416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2645c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2646416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2647416a847633680d94efb926837efdc18726d54918Raph Levien 2648c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2649c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2650416a847633680d94efb926837efdc18726d54918Raph Levien 2651c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2652c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2653c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2654416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2655416a847633680d94efb926837efdc18726d54918Raph Levien } 2656416a847633680d94efb926837efdc18726d54918Raph Levien 2657416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2658416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2659416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2660416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2661416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2662416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2663416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2664416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2665416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2666416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2667416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2668416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2669416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2670416a847633680d94efb926837efdc18726d54918Raph Levien 2671416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2672416a847633680d94efb926837efdc18726d54918Raph Levien} 2673416a847633680d94efb926837efdc18726d54918Raph Levien 2674768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2675768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2676768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2677768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2678768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2679257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2680257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2681257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2682257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2683257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2684257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2685257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2686257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2687257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2688257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2689257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2690257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2691257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2692257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2693257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2694257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2695257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2696257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2697257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2698257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2699257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2700257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2701257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2702257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2703257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2704257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2705257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2706257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2707257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2708257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2709257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2710257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2711257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2712257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2713257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2714257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2715257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2716257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2717257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2718257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2719257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2720257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2721486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2722eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2723768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2724486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2725eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2726eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2727671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 27283b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2729486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2730671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2731671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2732671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2733671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 27343b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2735671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 27363b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 27373b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2738671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2739671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2740b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2741c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2742671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2743671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2744671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2745671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2746671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2747c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2748e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2749e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2750416a847633680d94efb926837efdc18726d54918Raph Levien } 2751416a847633680d94efb926837efdc18726d54918Raph Levien 2752671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 27533b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2754671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2755671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2756671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2757257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2758671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2759671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2760671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2761671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2762211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2763671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2764257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2765671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2766257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2767671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2768671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 27693b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2770671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2771671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2772671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2773671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2774486590963e2207d68eebd6944fec70d50d41116aChet Haase 2775486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2776eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2777eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2778624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2779624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2780624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2781624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2782624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2783624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2784b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2785624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2786624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2787624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2788624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2789624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2790624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2791624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2792624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2793624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2794c25259519f1b74bb62a2b051b74537f073436b5cRomain Guystatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 2795996e57c84368058be793897ebc355b917a59abc2Raph Levien float x, float y, const float* positions, SkPaint* paint, float length) { 2796768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2797486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2798e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2799e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2800a1cff5043d0fbd78fcf9c48e7658e56a5b0c2de3Chet Haase if (length < 0.0f) length = paint->measureText(text, bytesCount); 2801e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 2802e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 2803e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 2804e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2805e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 2806e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 2807e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2808e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 2809e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2810e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2811e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2812cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy SkPaint::FontMetrics metrics; 2813cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy paint->getFontMetrics(&metrics, 0.0f); 281433f6beb10f98e8ba96250e284876d607055d278dRomain Guy if (quickReject(x, y + metrics.fTop, x + length, y + metrics.fBottom)) { 2815486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2816cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2817cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28183a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28193a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2820624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2821624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2822624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2823c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2824211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2825624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2826624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28276620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 282986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 283086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 283186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28329d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2833c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2834c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2835c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2836c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2837c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2838c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 28391e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28401e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 284119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 284219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2843624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2844624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2845624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2846624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2847624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2848624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2849624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2850624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2851624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2852624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2853624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2854624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 28553b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2856c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 28576620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2858a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2859257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 286006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2861624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2862624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 28635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2865996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2866257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2867a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28688b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28698b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28708b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2871257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor); 2872996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28738b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2874257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor); 2875996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28764ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 28774ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy if (status && hasActiveLayer) { 2878624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 2879624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy transform.mapRect(bounds); 2880a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 28814ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 28825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2883694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 28843a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy drawTextDecorations(text, bytesCount, length, oldX, oldY, paint); 2885486590963e2207d68eebd6944fec70d50d41116aChet Haase 2886486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2887694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2888694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2889486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2890325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2891768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2892486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 289303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 289403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2895b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2896c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2897257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 289803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 289903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 290003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 290103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 290203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 290303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 29044121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 290503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 290603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 290703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 290803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 290903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 291003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 291103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 29129777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 2913257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2914257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2915257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2916257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2917257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 291803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 291903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 29209777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 29214121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 29229777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29239777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29249777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 292503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29269777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29279777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29289777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 29299777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 29309777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 29313b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 29329777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29339777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29349777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2935486590963e2207d68eebd6944fec70d50d41116aChet Haase 2936486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2937325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2938325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2939486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 2940486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2941dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2942a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29437fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2944fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2945486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 294622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29477fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29488b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29498b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29508b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 295101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2952486590963e2207d68eebd6944fec70d50d41116aChet Haase 2953486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29547fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29557fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2956a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 295735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2958486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 29596c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29606c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2961b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2962b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2963b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2964b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 2965b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 29663b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 2967b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2968b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2969b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 297035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 297135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 297235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 297335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 29744ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 297535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2976b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2977b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2978b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 297935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 298035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 298135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29825bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29832bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 298487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 2985a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29866c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2987211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2988c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 2989c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 2990e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 2991c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 299240667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 2993c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 299416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2995c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2996c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29978168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 2998c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 29999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3000c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3001c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3002c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 30039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 30043b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 30053b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 30063b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 30079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3008d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30094ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 30104ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3012d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 30149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3016c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3017c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3018c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy glDrawElements(GL_TRIANGLES, layer->meshElementCount, 3019c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy GL_UNSIGNED_SHORT, layer->meshIndices); 3020c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3021c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 30223a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 30233a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 30243a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 30253a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3026c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30274ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3028c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3029e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 30305bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30315bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 30324ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 30334ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 30344ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3035f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 3036486590963e2207d68eebd6944fec70d50d41116aChet Haase 3037b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3038b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3039b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3040b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3041486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30426c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30436c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30446926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3045d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3046d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3047d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3048d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3049c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 305006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 305106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 305206f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3053c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3054c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3055c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 305606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 30577fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 30587fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3059d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3060db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3061db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3062db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3063db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3064c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3065db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3066db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3067db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3068c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3069db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3070db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3071db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 30721e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 30731e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30741e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30751e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3076c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 30771e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30781e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30791e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3080c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3081c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3082c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3083c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3084c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 30851e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30861e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30871e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30885ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30915ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3092c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 30935ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30945ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3096c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3097c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3098c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30995ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31005ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3101a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3102758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3103758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3104758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 31055ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31065ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 31075ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31085ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3109c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3110c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 31115ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31125ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 31135ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31145ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31155ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31166926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31176926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 311901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 312001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 312101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 312201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 312301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 312401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 312501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 312601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 312701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 312801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 312901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 313001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 313101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 313201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 313301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 313401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 313501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 313601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 313701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 313801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 313901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 314001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 314101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 314201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 314301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 314401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 314501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 314601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 314701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3148f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31490a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31510a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31520a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 31540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 31550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3158726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 31600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 31610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 3162726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy underlineWidth = paintCopy.measureText(text, bytesCount); 31630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3165211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3166726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3167f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31680a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31698b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31700a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3171e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3172f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3173f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3174f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3175f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3176f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3177e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3178e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3182e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3183e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3184e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3185e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31890a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3190e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3191e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3192e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3193e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3195e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3196726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3197e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3198726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32020a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3203672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3204672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3205672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3206672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3207672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3208735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3209735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3210c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3211735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3212735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3213735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3214735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3215735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3216735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3217735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3218735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 32193bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 32203b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 32213b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 32223b753829ae858d424fe109f714745379a6daf455Romain Guy } 3223735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3224672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3225672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3226672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3227672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3228672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3229672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3230672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3231672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3232672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32332af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3234672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3235672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3236672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3237672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3238672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32393b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32403b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32413b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32423b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32433b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32443b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3245672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32463b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3247672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32483b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32493b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32503b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32513b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3252672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3253672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32543b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3255a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3256a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3257672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3258672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3259672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3260672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3261672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3262672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3263672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3264672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3265672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3266735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3267672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3268672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3269672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3270672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3271672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 32733b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3274672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3275672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3276672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3277672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3278672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3279672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3280672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3281026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 32821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3283d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3284c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3285d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3286d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3287d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 328870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 328915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 32909c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 329170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 329270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 329370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 329470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 329570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 329670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 329770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 329870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 329970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3300c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3301c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3302c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3303c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 330482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 33058164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 330682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 330782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 330882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 330982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3310d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33118164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33123b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 33133b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 33143b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 33156620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3316d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33176620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 33186620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy alpha / 255.0f, mode, texture->blend, (GLvoid*) NULL, 33196620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, false, true); 33206620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3321d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 33226620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 33236620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy texture->blend, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 33246620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLE_STRIP, gMeshCount); 33256620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 332685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 332785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3328bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3329a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3330a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 333103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3332f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3333f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3334f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3335a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 33366820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 33388694230ff25fa0a60e480d424843e56b718f0516Romain Guy 333970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 334070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 334170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 334270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 334370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 334470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3345886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 334770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 334803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 334970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3350db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3351886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 335286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 335370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 335470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3355db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33566820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 335770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 335870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 335982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 336082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3361886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3362886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3363886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3364886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty) { 3365886b275e529e44a59c54b933453d9bc902973178Romain Guy 3366886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3367886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3368886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3369886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3370886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3371886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3372886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3373886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3374886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3375886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3376886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 3377886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3378886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3379886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3380886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3381886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3382886b275e529e44a59c54b933453d9bc902973178Romain Guy 3383886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3384886b275e529e44a59c54b933453d9bc902973178Romain Guy 3385886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3386886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3387886b275e529e44a59c54b933453d9bc902973178Romain Guy 3388a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3389f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 339082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3391c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 339282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 339382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 339482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 339582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 339682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 339782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 339833fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 33993bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3400a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3401f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3402a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 340382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 340482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 340582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 340682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 340782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 340882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 340982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 341082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3411a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 341282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 341382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 341482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 341582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 341682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 341782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 341882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 341982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 342082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 342182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 342282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 342382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 342482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 342582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3426fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 342782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 342882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3429fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3430bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3431bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3432889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3433d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3434fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3435d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3436fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3438260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 34396926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3440260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3441260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3442026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3443ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 344482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 344582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 344682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 344782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 34488ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 34498ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 345016ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3451be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 345216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 345316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 345416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik *alpha = mDrawModifiers.mOverrideLayerAlpha; 345516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3456db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3457026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3458026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 345916ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 346016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 346116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 346216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 346316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 346416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 346516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 346616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 346716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 346816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 34699d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3470e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3471