OpenGLRenderer.cpp revision 39a908c1df89e1073627b0dcbce922d826b67055
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 24694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 255cbbce535744b89df5ecea95de21ee3733298260Romain Guy 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 27e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 34c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 36405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 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()) { 115527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 116527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 11716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 118026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 119ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 120ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 121ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 12296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 12378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 12487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 126e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 127e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 13029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 131e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 132e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14413631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 147f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 159ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16349c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 174260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 177bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 180eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 181e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 182e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 184c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 185fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 186fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 19084962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1918fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 192f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1937d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 1945f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 196ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 19996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 20011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20445e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 20596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2067d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 21054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 21154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2125f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2132b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2147c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2157c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 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) { 25878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 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 34078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 34178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 34278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 34378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 34496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 345b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 346b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3476c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 350da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 351da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 352da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 353da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 35450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 35515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 356f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 357ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3587c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 359da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 360da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3616c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 36208837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 36308837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3673e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3683e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3698025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 370586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 37182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 372746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 373da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 374a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3758aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 37650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 38050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 381da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 382da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 38335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 38635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3877c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 39035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 39135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 39235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 393ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 394932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3968f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 4008f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 4033d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 4048f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 406d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 420ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 422ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 424c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 425ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 426ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 427c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 428ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 429c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 430c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 433d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4358f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4368f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4378f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4388f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4398f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 440408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 441408eb12631376cbdc96803e918decf6ea804d346Chris Craik 442daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 443932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 444c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4458a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 446f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 447f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 448f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 449d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 45180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 45280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 453d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 454d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 455d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 456d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 457d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 458d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 46008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 46108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 46208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 46308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 46408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4657b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4667b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 46880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 4694a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 470cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4718f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 47208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 473cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4748f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47565924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 476ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4778f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 478cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 479cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 480daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4814a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 482daf98e941e140e8739458126640183b9f296a2abChet Haase} 483daf98e941e140e8739458126640183b9f296a2abChet Haase 484f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4880f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4890f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4900f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4910f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5165f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5195f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 52887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 52987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 53087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 53187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 53287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 53387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 53478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 53578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t count = mWidth * mHeight; 53678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 53778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glReadPixels(0, 0, mWidth, mHeight, GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 53878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 53978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 54078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 54178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 54278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 54378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 54578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 54778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 54878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 55496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 55596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 556405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 557405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5607c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5617c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5627c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5765bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 57734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 58911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5971206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5981206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 59911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 60011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 60196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 60896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 61196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 61396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 61596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 61696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 61796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6201206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6211206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 62296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 62302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 62402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 625405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 62602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 62702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 628405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 629405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 63002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 63102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 63296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 63396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 63496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 63611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 63796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 64402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 64502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 64602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 64702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 64802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 64902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 65002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 65102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 65411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 65511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 65611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 65711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 65811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 65911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 66011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 66111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 66211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 66311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 66411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 66611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 66711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 66911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 670405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 671405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 672405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 673405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 674405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 675405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 676405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 677405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 679f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 680f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 681f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 682bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6837ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 684bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 685bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 686bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 688bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 689bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 690bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 6912542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 6922542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6937ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 694bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 695bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 696bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 6978fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 698bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6998fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 7002542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7017ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 702bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 703bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7048aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 7058aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 7068fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 707bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 708bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 709bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 7107ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 711bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 712eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 713bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 714bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 7157ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 716bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 717eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 718eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 719eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 720eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 721eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 722eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7238b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 7248b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 7258b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 7262542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 727746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7288fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7292542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7305ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7317273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7327273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 7335ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7347273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7355ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7365ec9924d24495822b589f1a17996655d66273b30Romain Guy 7372542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 738d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7395cbbce535744b89df5ecea95de21ee3733298260Romain Guy 740f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 741bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 742bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 743bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 744bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 745ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 746eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 747eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 748d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 749af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 750d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 751dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 752d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 753d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 754bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 755bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 756d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 757d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 758d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 759d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 760d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 761d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 762d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 763d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 764d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 765d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 789408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 790408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 791408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 792408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 793408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 794408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 795408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 796408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 797408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 798408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 799408eb12631376cbdc96803e918decf6ea804d346Chris Craik 800d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 801d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 802d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 803d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 804d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 805d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 806d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 807d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 808d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 809d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 810d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 811d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 812d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 813408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 814d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 815408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 816d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 817d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 818d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 819d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 820d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 821d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 822d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 823d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 824d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8426b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8436b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8446b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8456b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 85087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 87087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 87187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 87287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 87387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 87487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 876d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 877d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 878eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 879fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 880dda570201ac851dd85af3861f7e575721d3345daRomain Guy 881eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 882eb99356a0548684a501766e6a524529ab93304c8Romain Guy 883f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 884d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8858aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 886d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 887408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 888dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 889dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 890408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 891b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 892b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 893dda570201ac851dd85af3861f7e575721d3345daRomain Guy 894a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8958550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 896f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 897f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 898bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 899bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 9009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 9018aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 9029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 904c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 905a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 9067c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 907dda570201ac851dd85af3861f7e575721d3345daRomain Guy 9088fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 909d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 910d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 9111d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9127273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 913eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 914d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 915eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 916eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 918514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 921d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 9229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 9239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 924514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 925514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 926d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 927514fb18827186591d66973c2362c859b64b63556Romain Guy } 9287b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 92954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 93054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 931ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 932eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 933f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 934d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 935bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 936bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 937d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 938c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 941d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 942c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 943c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 944d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 945d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 946d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 947d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 948d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 949d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9512b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9527c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9590908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 966f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 969586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9708f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9861d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 9871d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 9883762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9891d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9901d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9911d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 9938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 995eb99356a0548684a501766e6a524529ab93304c8Romain Guy 99639a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 99739a908c1df89e1073627b0dcbce922d826b67055Chris Craik quickRejectNoScissor(rect, &clipRequired); // safely ignore return, should never be rejected 99839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 99939a908c1df89e1073627b0dcbce922d826b67055Chris Craik 1000eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 10022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1003e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 1004e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 10058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1008eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 1009eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 10107c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10112b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 10122b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 1013eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1014eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1016f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1020f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1021f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 102203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10238b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1024a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1028eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 10309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1032171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1035171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1036171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1040eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10411d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1042746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1043746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1044eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10458550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10461d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1047603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10481d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10491d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10501d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1051aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 1052e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik float alpha = layer->getAlpha() / 255.0f * mSnapshot->alpha; 1053aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1054aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10568f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10578f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10588f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10598f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10608f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1061aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1062aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1064aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1065aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1066aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10718f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10723b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1073ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1074ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10753b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10763b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1078d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1081d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1085aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1086aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1087aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1088aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1089aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1090aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1091aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1094aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1095aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1096aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 11003b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1101ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1102b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1103b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1104b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 11073b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11083b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1111d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1113d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 111616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1117e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1119e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 11219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1123aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1124aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1125aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1126aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1127aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1128aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 113134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 113234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 113334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 113434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 113534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 113634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 113734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 113834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 113934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 114034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 114134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 114234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 114334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 114434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 114534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 114634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 114734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11509fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11519fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 115234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11539fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11588a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 11598a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1160211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11626c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11636c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11646c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11656c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11666c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11676c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11686c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11696c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 117116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1174f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11847230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11857230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1186ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11887230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11897230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11907230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1191ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 11929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 11933b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 11943b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11953b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1197d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1200d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 12019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 12029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 120315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 12045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1209f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1211f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 122234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 122334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 123034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12347230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12373a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 12453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12693a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12822af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12863bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1291f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1294f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1300f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1302f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13031bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13041bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13051bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13061bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 13071bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 13081bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13091bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13101bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13111bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 131654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 131754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 131854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 131954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 132154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 132254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 132354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 132454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 132654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13288a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 133154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 133954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1345e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1346e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1347e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1348e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 135639d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 135754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13598a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13608a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 136154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 136254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 136354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 136454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1365e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 136754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 136854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1369bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1370c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1371c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1372c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1373ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1374c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1375c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1376c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1377ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1378ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1379ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1380ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 138128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 138228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if(!clippedBounds.intersect(currentClip)) { 1383ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1384ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1385ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 138628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 138728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClipSideFlags = kClipSide_Unclipped; 138828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (!currentClip.contains(state.mBounds)) { 138928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 139028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 139128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 139228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 139428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 139528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 139628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1397ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 13982db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy // If we don't have bounds, let's assume we're clipped 13992db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy // to prevent merging 140028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClipSideFlags = kClipSide_Full; 1401ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1402c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1403ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1404ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1405527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1406527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1407ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1408c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1409c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14107273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14117273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1412c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 14137273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 14147273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1415c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1416c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1417c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1418527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 14193b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 14207273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 14217273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1422ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1423527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 142428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 142528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1426ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1427ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1428c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1429c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 143028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 143128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 143228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 143328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 143428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 143528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 143628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 143728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 143828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 143928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 144028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 144128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 144228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1443527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 144428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1445527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1446527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1447c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1448f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1449f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1450f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1451f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 14524c2547fa9244e78115cde0a259291053108c3dc7Romain Guy currentTransform().translate(dx, dy); 1453f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1454f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1455f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 14563b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1457f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1458f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1459f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 14603b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1462f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1463807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 14643b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1465807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1466807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1467f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1468e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 14693b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1470e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 14713b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1472e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1473f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1474f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1475b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 14763b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1477b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1478b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1479f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 14803b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1481f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1482f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1483f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1484e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 14853b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1486e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 14873b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1488f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1489f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1490f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1491f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1492f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1493f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1494bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1495e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1496e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14978f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 14988a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 14998a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 15008a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 15018a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15029d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 15039d5316e3f56d138504565ff311145ac01621dff4Romain Guy 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 15058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 15108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1516c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1517c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1518c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1519c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1520c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15218d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15223bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1524c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1525f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 15318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 15568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15593ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15603ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15613ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15623ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 15633ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 15643ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15719d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1572079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1573bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1574bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 157539a908c1df89e1073627b0dcbce922d826b67055Chris Craikbool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 157639a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool* clipRequired) { 157739a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 15788a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 15798a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15808a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15818a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 15823b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 15838a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 15848a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15858a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 15868a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 15878a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 158839a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!clipRect.intersects(r)) return true; 158935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 159039a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (clipRequired) *clipRequired = !clipRect.contains(r); 159139a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 159235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 159335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1594672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1595672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1596cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1597cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1598cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1599cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1600cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1601cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1602cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1603cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1604c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 160539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 160639a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (quickRejectNoScissor(left, top, right, bottom, &clipRequired)) { 1607dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1608dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1609dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 161039a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!isDeferred()) { 161139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1612586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 161339a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1614c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1615c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 16168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1617735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 16188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 16198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 16208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 16228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1623735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 16248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 16253b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 16268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 16278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1629735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 16308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 16317ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 16328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 16348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 16358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1637e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1638e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1639735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 16408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 16413b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 16428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 16448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 16458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 16478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 16498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 16518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 16528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 16558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 16568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 16588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1662735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1663735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1664735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 16658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 16668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1670735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1671735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1672a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1673a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1674a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1675a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1676f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16818a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16828a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 168354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1686b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1687b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1688b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1689b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 16908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16923ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 169370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16943ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 169970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 17003ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 17013ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 17023ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 17033ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 17043ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 17053ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 170678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 170778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 171370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1715ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1716ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1717ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1718ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1719ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1720ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1721aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1722aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1723aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1724aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 172515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1726ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 172715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 172815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1729710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 173099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 17315b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17325b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 17338d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 17348d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1735886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1736886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1737886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 173970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 174386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1744886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1745886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1746886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 174786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 174886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 174986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 175086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 17514121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 17524121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 17534121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17544121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 175570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 175670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 175770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 175870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 175970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 176070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 176270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1765c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1766c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1771c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1772c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 177470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1776f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1777f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1778f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1779f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 178054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1781f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1782f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1783f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1785f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1786f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1787f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1788c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1789c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1790c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 179170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1794f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1795f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1796f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1797c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1798c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1799c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1800c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 180870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 180970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 181270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 181370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 181470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 18153b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 18163b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 181770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1818c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18238a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 18243b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 18258d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18268d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 182770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 183070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 183170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 183470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 183586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 183686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 18373b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 183886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 18393b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 184086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 184186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1842c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 184386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 184486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 184570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 184770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1848c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 184970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 185070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 185170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 185386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18545536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 185586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18565536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18575536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18585536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 185970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1860c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 186170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18623b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 186370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1864c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1865c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 186670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 186770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18698d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1870c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1871c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1872c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18738d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18748d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18758d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 187670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1877c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1878c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 188070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18824121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18834121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18844121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18854121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 188670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1887f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1888cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 188915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 189070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 189270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1893257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18942d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 189515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 189670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1898aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1899aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 19002d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 190115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1902aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1903aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 19048f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 19058f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 19068f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 19078f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 19088f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1909aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1910aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1911aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1912aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 191370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1914f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1916f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 191770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1918f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 191970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1920d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1921cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 192215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1923cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 192415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 192515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 192615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 192715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 192815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1929ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1930ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1931ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1932ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1933ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1934ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1935ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1936ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1937ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1938ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1939ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1940ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1941ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1942ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1943ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1944ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1945ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 19463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 19473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 19563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 19573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1958cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 195915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1960cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19618d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 196270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 196370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19645b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1965f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1966cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 196715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 19685b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19695b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 197070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 197170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 197270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 197370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1974f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1975f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1976f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1977ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1978ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 197958d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19800fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19810fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 198204c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1983d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 198458d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1985ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1986ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 198758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1988c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1989c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 199028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 199128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik DeferredDisplayList deferredList(*(mSnapshot->clipRect), avoidOverdraw); 1992ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1993ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 199496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 199596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 199658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 199796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 199858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 19990fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 20007b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 20016554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 20020fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 20030fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 2004c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 2005ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 20067031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 2007ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 2008ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 2009ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 2010a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 2011a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 2012a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 2013a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 2014a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2015886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2016886b275e529e44a59c54b933453d9bc902973178Romain Guy 2017a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2018a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2019a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy 2022a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 20233b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 20243b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 20253b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 2026a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2027a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2028886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2029886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2030886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 20315b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2032e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2035886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 20363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 20373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2038a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2039a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2040527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikstatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 20412db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy bool transformed, const Rect& bounds, SkPaint* paint) { 2042527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 20433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2044527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 20453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2046527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2047527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2048527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2049527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2050527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2051527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2052527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 20532db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy texture->setFilter(transformed ? FILTER(paint) : GL_NEAREST, true); 2054527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2055527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2056527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2057527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2058527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2059527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2060527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 2061527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2062527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, true, true); 2063527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2064527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2065527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 2066527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2067527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, true); 2068527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2069527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2070527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2071527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2072527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2073486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20746926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20766926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20776926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2078486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20806926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2081a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2083486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 208422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 208522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2086211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2087a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2088a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2089a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2090a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2091486590963e2207d68eebd6944fec70d50d41116aChet Haase 2092486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20948ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2095486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2096f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2097f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2098f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2099f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 21006926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2101486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21026926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21036926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2104a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2106486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 210722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 210822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 21095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 21105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 21115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 21125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2113886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2114886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2115886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2116886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2117886b275e529e44a59c54b933453d9bc902973178Romain Guy } 21185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2119486590963e2207d68eebd6944fec70d50d41116aChet Haase 2120486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2121f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2122f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2123486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2124e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2125e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2126e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2127e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2128486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2129e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2130e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2131e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2132e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2133e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2134e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2135886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2136886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2137886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2138886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2139886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2140486590963e2207d68eebd6944fec70d50d41116aChet Haase 2141486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2142e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2143e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2144486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 21455a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 21465a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2147486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21495a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 215039a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 215139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 215239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2153b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2154b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2155b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2156b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2157b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2158a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2159b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2163ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2164ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2165ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2166ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2167ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2168ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2169ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2170a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21875a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21885a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21895a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2195ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2196ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2197ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2199ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2200ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2201ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2202b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2203a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2204a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2205a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2206a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 22075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22085a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2210a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2211ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2212a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2213a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2214a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2215ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 22163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 22173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 22183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 22193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 22203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2221ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2222a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2223a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2224a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2225a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2226a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2227a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2228a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2229a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2230a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2231ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2232ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2233a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 22343b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2235b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2236b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2237ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2238ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2239ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2240ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2241ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2242ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2243ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2244ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2245ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2246ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2247ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2248ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2249ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2250ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2251ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2252ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2253ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2254ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2255ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2256ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2257ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2258ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2259ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2260486590963e2207d68eebd6944fec70d50d41116aChet Haase 2261486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22625a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22635a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2264486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 22658ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22668ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 22675c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 22686926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2269486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22706926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2272a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2274486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 227522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22768ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22778ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22788ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2279c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 22843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2286c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 228703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22888ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22898ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 229003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 229103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 229203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 229303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2294d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2295d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2296886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2297886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2299886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2300886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2301886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2302886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2303c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2304886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2305b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 23063b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 23073b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 23083b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2309886b275e529e44a59c54b933453d9bc902973178Romain Guy 2310886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2311886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2312886b275e529e44a59c54b933453d9bc902973178Romain Guy 2313886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2314886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2315886b275e529e44a59c54b933453d9bc902973178Romain Guy 2316886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2317886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 23186620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2319d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2320886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2321886b275e529e44a59c54b933453d9bc902973178Romain Guy 2322886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2323886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2324886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2325886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2326886b275e529e44a59c54b933453d9bc902973178Romain Guy 2327886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2328886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2329886b275e529e44a59c54b933453d9bc902973178Romain Guy 2330886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2331886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2332886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2333886b275e529e44a59c54b933453d9bc902973178Romain Guy 2334886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2335886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2336886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2337886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2338886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2339886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2340886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2341886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2342886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2343886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2344886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2345886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2346886b275e529e44a59c54b933453d9bc902973178Romain Guy 2347886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2348886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 23496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23508ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23518ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2352486590963e2207d68eebd6944fec70d50d41116aChet Haase 2353486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2354ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2355ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 23563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 23575c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2358be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2359be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 236016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik getAlphaAndMode(paint, &alpha, &mode); 2361be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23624c2547fa9244e78115cde0a259291053108c3dc7Romain Guy if (quickReject(left, top, right, bottom)) { 23634c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23644c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23654c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23664c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23674c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23684c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23694c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23704c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, alpha, mode); 2371be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2372be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23734c2547fa9244e78115cde0a259291053108c3dc7Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, 23743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 23753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy int alpha, SkXfermode::Mode mode) { 23764c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23776926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2378486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23796926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23806926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2381211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2382a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2383a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2384a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2385a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2387a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2388a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2389a4adcf0239039eb8f005be252409901c41b28839Romain Guy 23903b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 23915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23928168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 23933b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 23943b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 23955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23978ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2398211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2399c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2400c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2401c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 24026620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2403c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 24043b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 24056620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 24065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 24093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha *= mSnapshot->alpha; 24103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2411211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 24123b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 24133b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 24146620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 24153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 24163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 24173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(x, y, right, bottom, texture->id, alpha / 255.0f, 24183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, true, 24203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24216620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 24223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 24233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, false, 24253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24266620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2427054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2428486590963e2207d68eebd6944fec70d50d41116aChet Haase 2429486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2430f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2431f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 243265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 24346d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2435bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 243665cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2437bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2438bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 243965cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 244065cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 244165cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 244265cd612face362d054a85d0f7e5881c59cd523beChris Craik 2443710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2444710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2445710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2446710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2447710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2448710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2449710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2450710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 245165cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2452710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2453710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2454710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2455858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2456710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2457710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2458cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2459710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2460710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 24616ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2462710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2463710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2464710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2465710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 24666ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2467710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24686ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24696ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2470710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24716ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 24726d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 24737b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2474710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24756ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 247604299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 247765cd612face362d054a85d0f7e5881c59cd523beChris Craik 247865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2479858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2480858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2481858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 248265cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 248465cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 248665cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 248765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 248865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 248999ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 249065cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 249165cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 249265cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 249365cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 24947b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2495c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2496c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2497c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2498c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2499c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 25007b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 250165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 250265cd612face362d054a85d0f7e5881c59cd523beChris Craik} 25037b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 250465cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 250565cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 250665cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 250765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 250865cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 250965cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 251065cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 251165cd612face362d054a85d0f7e5881c59cd523beChris Craik * 251265cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 251365cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 251465cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 251565cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 251665cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 25177b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251865cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 25197b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 252065cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 252165cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 252265cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2523d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2524d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2525d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2526d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2527d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 25283b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2529486590963e2207d68eebd6944fec70d50d41116aChet Haase 253065cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 253165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 25325b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25335b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2534486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 25356d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (mSnapshot->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2536ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25376d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25387b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25396d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 25406d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 25416d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik PathTessellator::tessellatePoints(points, count, paint, mSnapshot->transform, bounds, buffer); 25427b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25436d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 25446d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2545ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2546ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25476d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2548486590963e2207d68eebd6944fec70d50d41116aChet Haase 25496d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 25506d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2551ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2552ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2553486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2554e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2555486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2556e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2557ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2558ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 255970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 25603d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2561486590963e2207d68eebd6944fec70d50d41116aChet Haase 2562486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2563c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25649d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2565486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2566486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2567486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 256801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 256901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 257001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 257101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 257201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 257301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2574486590963e2207d68eebd6944fec70d50d41116aChet Haase 2575486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 257601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 257701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2578486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2579710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2580257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2581257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2582710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2583710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 258401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2585cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2586710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2587c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2589710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2590710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2591710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2592710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2593710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2594cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2595cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2596cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2597cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2598cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2599cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2600710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 260165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2602c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 260301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2604710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2605cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2606257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2607257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2608710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2609710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2610cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2611710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2612c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2613710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2614710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2615710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2616710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2617cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2618cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2619cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2620cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2621cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 262265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2623c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 262401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2625486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2626710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2627257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2628257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2629710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2630710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 263101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2632cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2633710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2634c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2635710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2636710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2637710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2638710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2639710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2640cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2641cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2642cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2643710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 264465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2645c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2646c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2647486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2648780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2649257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2650257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2651780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2652780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26538b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26548b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2655780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26568b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26578b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2658780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 265965cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2660780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2661c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2662780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2663780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2664780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2665780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2666780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2667780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2668780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2669780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2670780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2671780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2672780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2673780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2674780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2675780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2676780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2677780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2678780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 267965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26808b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26818b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2682cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2683cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2684cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2685486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2686257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2687257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2688486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26906926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2691710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2692cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2693cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2694cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2695cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2696cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2697c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2698cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2699cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2700cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2701cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2702cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2703cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2704cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2705cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2706cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 270765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2708026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2709026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 27103b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2711710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2712710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 271365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2714858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2715710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 271665cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2717858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2718c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 27199d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2720416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2721416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2722416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2723416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2724416a847633680d94efb926837efdc18726d54918Raph Levien 2725416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2726416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2727416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2728416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2729c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2730cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2731cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2732cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2733416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2734416a847633680d94efb926837efdc18726d54918Raph Levien 2735c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2736c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2737416a847633680d94efb926837efdc18726d54918Raph Levien 2738c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2739c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2740c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2741416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2742416a847633680d94efb926837efdc18726d54918Raph Levien } 2743416a847633680d94efb926837efdc18726d54918Raph Levien 2744416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2745416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2746416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2747416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2748416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2749416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2750416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2751416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2752416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2753416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2754416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2755416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2756416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2757416a847633680d94efb926837efdc18726d54918Raph Levien 2758416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2759416a847633680d94efb926837efdc18726d54918Raph Levien} 2760416a847633680d94efb926837efdc18726d54918Raph Levien 2761768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2762768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2763768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2764768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2765768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2766257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2767257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2768257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2769257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2770257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2771257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2772257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2773257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2774257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2775257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2776257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2777257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2778257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2779257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2780257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2781257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2782257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2783257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2784257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2785257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2786257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2787257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2788257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2789257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2790257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2791257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2792257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2793257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2794257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2795257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2796257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2797257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2798257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2799257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2800257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2801257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2802257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2803257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2804257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2805257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2806257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2807257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2808486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2809eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2810768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2811486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2812eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2813eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2814671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 28153b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2816486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2817671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2818671d6cf460531825a321edb200523d0faa7792c9Romain Guy 281939a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 282039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2821671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2822671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 28233b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2824671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 28253b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 28263b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2827671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2828671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2829b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2830c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2831671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2832671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2833671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2834671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2835671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2836c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2837e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2838e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2839416a847633680d94efb926837efdc18726d54918Raph Levien } 2840416a847633680d94efb926837efdc18726d54918Raph Levien 2841671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 28423b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2843671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2844671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2845671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2846257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2847671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2848671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2849671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2850671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2851211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2852671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2853257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2854671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2855257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2856671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2857671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 28583b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2859671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2860671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2861671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2862671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2863486590963e2207d68eebd6944fec70d50d41116aChet Haase 2864486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2865eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2866eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2867624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2868624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2869624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2870624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2871624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2872624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2873b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2874624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2875624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2876624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2877624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2878624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2879624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2880624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2881624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2882624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 288341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 288441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2885527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2886527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2887527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 288828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 288928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 289028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint) || 289128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik quickReject(bounds)) { 289228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 289328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2894cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2895cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28963a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28973a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2898624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2899624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2900624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2901c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2902211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2903624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2904624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 29056620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 29066620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 290786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 290886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 290986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29109d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2911c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2912c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2913c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2914c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2915c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2916c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 29171e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29181e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 291919d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 292019d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2921624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2922624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2923624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2924624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2925624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2926624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2927624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2928624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2929624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2930624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2931624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2932624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29333b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2934c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29356620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2936a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2937257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 293806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2939624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2940624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 294141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2943996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2944257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2945527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2946527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2947527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2948a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29498b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29508b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29518b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 295241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2953996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29548b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 295541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2956996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29574ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2958527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2959624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 296041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2961a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 296241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 29635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2964694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 296541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik drawTextDecorations(text, bytesCount, totalAdvance, oldX, oldY, paint); 2966486590963e2207d68eebd6944fec70d50d41116aChet Haase 2967486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2968694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2969694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2970486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2971325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2972768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2973486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 297403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 297503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 297639a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 297739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 297839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2979b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2980c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2981257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 298203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 298303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 298403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 298503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 298603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 298703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 29884121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 298903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 299003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 299103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 299203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 299303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 299403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 299503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 29969777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 2997257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2998257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2999257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 3000257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 3001257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 300203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 300303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 30049777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 30054121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 30069777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30079777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 30089777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 300903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30109777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30119777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30129777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30139777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 30149777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30153b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30169777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30179777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30189777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3019486590963e2207d68eebd6944fec70d50d41116aChet Haase 3020486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3021325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3022325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3023486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3024486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3025dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3026a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30277fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3028fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3029486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 303022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30317fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30328b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30338b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30348b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 303501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3036486590963e2207d68eebd6944fec70d50d41116aChet Haase 3037486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30387fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30397fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3040a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 304135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3042486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30436c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30446c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3045b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3046b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3047b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3048b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3049b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30503b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3051b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3052b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3053b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 305439a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 305535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 305639a908c1df89e1073627b0dcbce922d826b67055Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired); 30574ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 305835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3059b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3060b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3061b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 306235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 306335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 306435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 30655bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30662bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 306739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 3068a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30696c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3070211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3071c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3072c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3073e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3074c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 307534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 307634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3077c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 307816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3079c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3080c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30818168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3082c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 30839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3084c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3085c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3086c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 30879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 30883b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 30893b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 30903b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 30919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3092d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30934ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 30944ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3096d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 30989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3100c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3101c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 310234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 310334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glDrawElements(GL_TRIANGLES, layer->meshElementCount, 310434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, layer->meshIndices)); 3105c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3106c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 31073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 31083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 31093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 31103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3111c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31124ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3113c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3114e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31155bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31165bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 31174ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 31184ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 31194ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3120f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 312134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3122486590963e2207d68eebd6944fec70d50d41116aChet Haase 3123b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3124b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3125b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3126b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3127486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31286c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31296c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31306926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3131d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3132d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3133d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3134d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3135c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 313606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 313706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 313806f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3139c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3140c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 31418aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 314206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31437fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31447fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3145d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3146db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3147db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3148db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3149db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3150c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3151db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3152db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3153db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3154c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3155db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3156db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3157db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 31581e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 31591e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31601e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31611e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3162c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 31631e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31641e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31651e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3166c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3167c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3168c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3169c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3170c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 31711e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31721e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31731e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31745ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 31755ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31765ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31775ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3178527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3179527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3180c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3181527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3182527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 31835ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31845ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31855ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3186c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3187c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3188c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 31895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3191a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3192758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3193758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3194758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 31955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31965ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 31975ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31985ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3199c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3200c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 32015ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32025ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 32035ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32045ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32055ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32066926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 32076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 32086926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 32093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 32103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 32113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 32123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 32133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 32153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 32163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 321701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 321801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 321901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 322001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 322101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 322201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 322301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 322401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 322501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 322601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 322701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 322801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 322901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 323001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 323101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 323201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 323301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 323401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 323501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 323601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 323701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 323801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 323901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 324001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 324101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 324201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 324301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 324401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 324501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3246f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32490a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 325141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float underlineWidth, 32520a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3256726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3258211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3259726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3260f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32628b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 32630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3264e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3265f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3266f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3267f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3268f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3269f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3270e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3271e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 32720a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 32740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3275e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3276e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3277e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3278e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 32820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3283e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3284e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3285e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3286e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3288e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3289726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3290e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3291726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 32920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32950a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3296672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3297672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3298672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3299672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3300672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3301735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3302735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3303c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3304735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3305735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3306735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3307735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3308735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3309735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3310735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3311735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 33123bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 33133b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33143b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33153b753829ae858d424fe109f714745379a6daf455Romain Guy } 3316735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3317672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3318672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3319672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3320672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3321672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3322672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3323672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3324672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3325672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33262af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3327672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3328672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3329672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3330672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3331672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33323b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33333b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33343b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33353b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33363b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33373b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3338672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33393b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3340672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33413b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33423b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33433b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33443b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3345672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3346672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33473b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3348a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3349a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3350672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3351672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3352672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3353672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3354672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3355672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3356672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3357672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3358672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3359735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3360672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3361672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3362672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3364672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 33663b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3367672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3368672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3369672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3370672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3371672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3372672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3373672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3374026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 33751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3376d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3377c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3378d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3379d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3380d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 338170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 338215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 33839c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 338470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 338570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 338670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 338770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 338870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 338970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 339070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 339170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 339270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3393c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3394c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3395c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3396c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 339782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 33988164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 339982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 340082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 340182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 340282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3403d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 34048164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 34053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 34063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 34073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy vertices = &mMeshVertices[0].position[0]; 34103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texCoords = &mMeshVertices[0].texture[0]; 34113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34183b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 34193b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 34203b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 34216620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3422d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34236620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 34243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 34253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34266620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3427d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 34286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 34293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34346620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 343585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 343685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3437bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3438a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3439a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 344003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3441f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3442f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3443f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3444a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34456820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34478694230ff25fa0a60e480d424843e56b718f0516Romain Guy 344870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 344970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 345070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 345170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 345270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 345370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3454886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 345670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 345703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 345870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3459db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3460886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 346186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 346270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 346370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3464db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34656820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 346670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 346770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 346882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 346982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 34713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 34783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 34793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 34803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!ignoreScale) { 34833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 34843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 34853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 34863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 34893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 34903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy finishDrawTexture(); 34953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3497886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3498886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3499886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3500527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3501886b275e529e44a59c54b933453d9bc902973178Romain Guy 3502886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3503886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3504886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3505886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3506886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3507886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3508886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3509886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3510886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3511886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3512527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3513527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3514527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3515527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3516527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3517886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3518886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3519886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3520886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3521886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3522886b275e529e44a59c54b933453d9bc902973178Romain Guy 3523886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3524886b275e529e44a59c54b933453d9bc902973178Romain Guy 3525886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3526886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3527886b275e529e44a59c54b933453d9bc902973178Romain Guy 3528a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3529f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 353078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 353178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 353278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 353378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 353478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 353578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 353678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 353778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 353878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 353978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 354078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 354178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 354278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 354382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3544c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 354582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 354682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 354782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 354882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 354982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 355082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 355133fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35523bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3553a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3554f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3555a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 355682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 355782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 355882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 355982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 356082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 356182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 356282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 356382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3564a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 356582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 356682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 356782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 356882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 356982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 357082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 357182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 357282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 357382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 357482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 357582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 357682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 357782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 357882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3579fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 358082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 358182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3582fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3583bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3584bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3585889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3586d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3587fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3588d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3589fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35906926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3591260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3593260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3594260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3595026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3596ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 359782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 359882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 359982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 360082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 36018ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 36028ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 360316ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3604be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 360516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 360616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 360787b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 360816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3609db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3610026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3611026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 361216ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 361316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 361416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 361516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 361616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 361716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 361816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 361916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 362016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 362116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36229d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3623e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3624