OpenGLRenderer.cpp revision 9ab2d1847552aa4169b4325aae1b1368d6947a9f
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 } 3549ab2d1847552aa4169b4325aae1b1368d6947a9fChris Craik mCaches.resetActiveTexture(); 35550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 35615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 357f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 358ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3597c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 360da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 361da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3626c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 36308837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 36408837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 36535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3667c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3683e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3693e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3708025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 371586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 37282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 373746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 374da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 375a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3768aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 37750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 38050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 38150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 382da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 383da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 38635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 38735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3887c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 39035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 39135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 39235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 39335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 394ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 395932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 396ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3978f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 4018f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 403ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 4043d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 4058f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 406ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 407d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 420ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 422ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 424ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 425c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 426ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 427ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 428c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 429ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 430c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 431c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4338f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 434d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4358f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4368f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4378f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4388f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4398f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4408f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 441408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 442408eb12631376cbdc96803e918decf6ea804d346Chris Craik 443daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 444932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 445c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4468a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 447f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 448f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 449ecca6da4eab601f05a9d977c8d2651068b6e16b2Chris Craik setStencilFromClip(); 450f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 451d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 45380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 45480911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 455d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 456d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 457d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 458d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 459d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 460d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 46108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 46208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 46308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 46408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 46508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 46608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4677b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4687b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 47080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 4714a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 472cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4738f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 47408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 475cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4768f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47765924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 478ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4798f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 480cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 481cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 482daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4834a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 484daf98e941e140e8739458126640183b9f296a2abChet Haase} 485daf98e941e140e8739458126640183b9f296a2abChet Haase 486f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4900f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4910f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4920f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4930f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5185f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5215f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 52887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 53087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 53187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 53287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 53387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 53487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 53587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 53678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 53778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t count = mWidth * mHeight; 53878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 53978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glReadPixels(0, 0, mWidth, mHeight, GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 54078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 54278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 54378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 54478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 54578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 54778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 54978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 55078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 55187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 55696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 55796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 558405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 559405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 56111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5627c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5647c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 56611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 56802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 57096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 57196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5785bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 57934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 58511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 58611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 58996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 59096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 59111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 59211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 59696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 59796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5991206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6001206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 60111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 60211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 60596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 61096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 61196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 61396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 61596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 61796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 62096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 62196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6221206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6231206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 62496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 62502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 62602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 627405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 62802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 62902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 630405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 631405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 63202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 63302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 63496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 63596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 63696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 63996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 64511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 64602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 64702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 64802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 64902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 65002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 65102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 65202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 65302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 65611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 65711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 65811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 65911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 660e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 661e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 662e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 663e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 664e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 665e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 666e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 667e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 668e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 669e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 670e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 671e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 67211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 67311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 67411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 67511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 67611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 67711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 67911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 68011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 68111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 68211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 68311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 684405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 685405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 686405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 687405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 688405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 689405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 690405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 691405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 69211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 693f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 694f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 695f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 696bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6977ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 698bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 699bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 700bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 7018aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 702bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 703bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 704bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 7052542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 7062542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7077ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 708bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 709bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 710bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 7118fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 712bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7138fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 7142542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7157ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 716bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 717bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7188aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 7198aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 7208fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 721bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 722bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 723bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 7247ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 725bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 726eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 727bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 728bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 7297ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 730bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 731eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 732eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 733eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 734eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 735eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 736eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7378b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 7388b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 7398b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 7402542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 741746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7428fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7432542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7445ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7457273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7467273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 7475ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7487273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7495ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7505ec9924d24495822b589f1a17996655d66273b30Romain Guy 7512542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 752d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7535cbbce535744b89df5ecea95de21ee3733298260Romain Guy 754f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 755bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 756bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 757bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 758bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 759ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 760eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 761eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 762d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 763af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 764d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 765dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 766d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 767d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 768bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 769bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 790d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 791d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 792d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 793d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 794d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 795d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 796d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 797d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 798d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 799d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 800d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 801d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 802d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 803408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 804408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 805408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 806408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 807408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 808408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 809408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 810408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 811408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 812408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 813408eb12631376cbdc96803e918decf6ea804d346Chris Craik 814d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 815d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 816d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 817d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 818d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 819d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 820d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 821d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 822d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 823d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 824d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 825d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 826d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 827408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 828d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 829408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 830d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 831d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 8320e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 833d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 834d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 835d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 836d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 837d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 838d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 839d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8576b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8586b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8596b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8606b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 86587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 88587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 88687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 88787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 88887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 88987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 891d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 892d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 893eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 894fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 895dda570201ac851dd85af3861f7e575721d3345daRomain Guy 896eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 897eb99356a0548684a501766e6a524529ab93304c8Romain Guy 898f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 899d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 9008aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 901d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 902408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 903dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 904dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 905408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 906b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 907b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 908dda570201ac851dd85af3861f7e575721d3345daRomain Guy 909a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9108550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 911f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 912f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 913bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 914bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 9159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 9168aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 9179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 9189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 919c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 920a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 9217c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 922dda570201ac851dd85af3861f7e575721d3345daRomain Guy 9238fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 924d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 925d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 9261d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9277273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 928eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 929d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 930eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 931eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 933514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 935b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 936b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 937b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 938b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 939b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 940b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 9419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 942514fb18827186591d66973c2362c859b64b63556Romain Guy } 9437b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 944b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 945b254c242d98f4a9d98055726446351e52bece2c6Romain Guy mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 946b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 94754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 94854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 949ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 950eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 951f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 952d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 953bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 954bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 955d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 956c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 959d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 960c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 961c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 962d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 963d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 964d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 965d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 966d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 967d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9692b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9707c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9770908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 984f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 987586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9888f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 10021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 10031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 10041d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 10051d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 10063762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 10071d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 10081d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10091d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 10108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 10118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 10125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 1013eb99356a0548684a501766e6a524529ab93304c8Romain Guy 101439a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 101539a908c1df89e1073627b0dcbce922d826b67055Chris Craik quickRejectNoScissor(rect, &clipRequired); // safely ignore return, should never be rejected 101639a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 101739a908c1df89e1073627b0dcbce922d826b67055Chris Craik 1018eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10192b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 10202b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1021e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 1022e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 10238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1026eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 1027eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 10287c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10292b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 10302b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 1031eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1032eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1034f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1038f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1039f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 104003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10418b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1042a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1046eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 10489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1050171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1053171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1054171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1058eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10591d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1060746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1061746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1062eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10638550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10641d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1065603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10661d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10671d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10681d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1069aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 10702458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 1071aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1072aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10748f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10758f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10768f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10778f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10788f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1079aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1080aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1082aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1083aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1084aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10878f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10898f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10903b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1091ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1092ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10933b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10943b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1096d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1099d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 11019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1103aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1104aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1105aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1106aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1107aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1108aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1109aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 11105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 11119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1112aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1113aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1114aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 11155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 11179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 11183b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1119ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1120b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1121b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1122b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 11253b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11263b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1129d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1131d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 113416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1135e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1137e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 11399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1141aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1142aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1143aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1144aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1145aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1146aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 114934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 115034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 115134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 115234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 115334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 115434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 115534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 115634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 115734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 115834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 115934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 116034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 116134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 116234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 116334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 116434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 116534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11689fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11699fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 117034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11719fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1176211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11786c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11796c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11806c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11816c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11826c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11836c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11846c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11856c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 118716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1190f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 119803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy uint32_t numQuads = 0; 11995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12007230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 12017230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1202ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 12039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 12047230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 12057230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 12067230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1207ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 12089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 12093b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 12103b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 12113b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 12129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1213d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 12149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 12159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1216d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 12179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 12189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 121915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1225f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1227f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 123731e08e953fe7bdb1b1cbc247156cb6a19917a2f1Romain Guy if (numQuads >= gMaxNumberOfQuads) { 123834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 124634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 124734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12507230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 12515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 12545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12693a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12703a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12713a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12723a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12733a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12753a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12773a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12793a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12803a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12813a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12823a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12833a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12843a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12982af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 13008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 13018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13023bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 13038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 13048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1307f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 13095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1310f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1316f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1318f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13191bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13201bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13211bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13221bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 13231bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 13241bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13251bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13261bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13271bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 133954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13448a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 135854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1361e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1362e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1363e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1364e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 136754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 136854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 136954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 137054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 137154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 137239d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 137354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 137454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13758a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13768a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 137754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 137854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 137954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 138054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1381e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 138254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 138354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 138454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1385bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1386c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1387c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1388c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1389ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1390c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1391c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1392c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1393ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1394ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1395ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1396ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 139728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 139828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if(!clippedBounds.intersect(currentClip)) { 1399ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1400ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1401ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 140228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1403a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 140428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (!currentClip.contains(state.mBounds)) { 140528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 140628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 140728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 140828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 140928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 141028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 141128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 141228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1413ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1414d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1415d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1416d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1417ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1418c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1419ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1420ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1421527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1422527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1423ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1424c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1425c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14267273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14277273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1428c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 14297273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 14307273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1431c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1432c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1433c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1434527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 14353b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 14367273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 14377273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1438ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1439527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 144028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 144128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1442ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1443ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1444c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1445c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 144628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 144728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 144828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 144928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 145028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 145128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 145228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 145328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 145428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 145528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 145628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 145728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 145828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1459527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 146028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1461527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1462527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1463c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1464f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1465f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1466f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1467f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 14684c2547fa9244e78115cde0a259291053108c3dc7Romain Guy currentTransform().translate(dx, dy); 1469f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1470f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1471f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 14723b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1473f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1474f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1475f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 14763b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1477f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1478f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1479807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 14803b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1481807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1482807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1483f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1484e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 14853b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1486e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 14873b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1488e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1489f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1490f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1491b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 14923b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1493b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1494b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1495f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 14963b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1497f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1498f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1499f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1500e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 15013b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1502e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 15033b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1504f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1505f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1506f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1507f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1508f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1509f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1510bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1511e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1512e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 15138f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 15148a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 15158a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 15168a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 15178a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15189d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 15199d5316e3f56d138504565ff311145ac01621dff4Romain Guy 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 15318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1532c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1533c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1534c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1535c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1536c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15378d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15383bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1540c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1541f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 15478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 15728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 15738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15753ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15763ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15773ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15783ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 15793ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 15803ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15879d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1588079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1589bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1590bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 159139a908c1df89e1073627b0dcbce922d826b67055Chris Craikbool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 159239a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool* clipRequired) { 159339a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 15948a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 15958a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 15983b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 15998a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 16008a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 16018a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 16028a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 16038a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 160439a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!clipRect.intersects(r)) return true; 160535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 160639a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (clipRequired) *clipRequired = !clipRect.contains(r); 160739a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 160835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 160935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1610672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1611672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1612cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1614cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1615cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1616cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1617cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1618cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1619cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1620c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 162139a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 162239a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (quickRejectNoScissor(left, top, right, bottom, &clipRequired)) { 1623dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1624dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1625dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 162639a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!isDeferred()) { 162739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1628586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 162939a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1630c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1631c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 16328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1633735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 16348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 16358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 16368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 16388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1639735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 16408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 16413b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 16428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 16438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1645735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 16468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 16477ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 16488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 16508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 16518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1653e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1654e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1655735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 16568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 16573b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 16588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 16608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 16618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 16638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 16658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 16678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 16688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 16718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 16728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 16748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1678735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1679735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1680735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 16818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 16828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1686735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1687735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1688a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1689a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1690a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1691a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1692f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 169370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16988a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 169954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 17008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 17018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1702b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1703b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1704b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1705b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 17068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 170770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17083ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 17103ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 171370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 17163ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 17173ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 17183ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 17193ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 17203ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 17213ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 172278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 172378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 172770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 172870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 172970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1731ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1732ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1733ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1734ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1735ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1736ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1737aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1738aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1739aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1740aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 174115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1742ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 174315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 174415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1745710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 174699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 17475b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17485b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 17498d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 17508d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1751886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1752886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1753886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 175470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 175570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 175670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 175986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1760886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1761886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1762886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 176386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 176486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 176586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 176686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 17674121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 17684121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 17694121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17704121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 177270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 177470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 177670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 177770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 177870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1781c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1782c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 178370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1787c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1788c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 178970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1792f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1793f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1794f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1795f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 179654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1797f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1798f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1799f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1801f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1802f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1803f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1804c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1805c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1806c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1810f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1811f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1812f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1813c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1814c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1815c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1816c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 181770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 182370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 182470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 182570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 182770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 182970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 183070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 18313b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 18323b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1834c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 183570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 183670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18398a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 18403b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 18418d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18428d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 184370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 184470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 184570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 184670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 184770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 184870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 184970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 185070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 185186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 185286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 18533b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 185486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 18553b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 185686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 185786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1858c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 185986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 186086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 186170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 186370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1864c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 186570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 186670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 186770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 186986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18705536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 187186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18725536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18735536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18745536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 187570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1876c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 187770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18783b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1880c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1881c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 188270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 188370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18858d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1886c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1887c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1888c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18898d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18908d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18918d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 189270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1893c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1894c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 189570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 189670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18984121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18994121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 19004121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 19014121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 190270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1903f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1904cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 190515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 190670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 190870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1909257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 19102d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 191115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 191270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 191370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1914aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1915aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 19162d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 191715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1918aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1919aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 19208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 19218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 19228f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 19238f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 19248f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1925aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1926aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1927aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1928aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 192970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1930f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1932f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 193370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1934f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 193570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1936d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1937cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 193815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1939cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 194015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 194115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 194215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 194315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 194415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1945ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1946ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1947ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1948ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1949ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1950ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1951ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1952ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1953ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1954ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1955ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1956ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1957ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1958ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1959ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1960ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1961ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 19623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 19633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 19723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 19733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1974cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 197515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1976cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19778d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 197870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 197970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19805b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1981f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1982cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 198315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 19845b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19855b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 198670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 198770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 198870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 198970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1990f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1991f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1992f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1993ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1994ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 199558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19960fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19970fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 199804c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1999d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 200058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 2001ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 2002ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 200358d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 2004c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 2005c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 200628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 200728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik DeferredDisplayList deferredList(*(mSnapshot->clipRect), avoidOverdraw); 2008ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 2009ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 201096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 201196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 201258d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 201396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 201458d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 20150fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 20167b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 20176554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 20180fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 20190fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 2020c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 2021ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 20227031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 2023ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 2024ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 2025ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 2026a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 2027a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 2028a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 2029a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 2030a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2031886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2032886b275e529e44a59c54b933453d9bc902973178Romain Guy 2033a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2034a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2035a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2036886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2037886b275e529e44a59c54b933453d9bc902973178Romain Guy 2038a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 20393b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 20403b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 20413b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 2042a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2043a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2044886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2045886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2046886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 20475b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2048e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2051886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 20523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 20533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2054a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2055a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 205603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 205703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 205803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 205903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 206003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 206155b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guystatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, AssetAtlas::Entry* entry, int bitmapCount, 206255b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy TextureVertex* vertices, bool transformed, const Rect& bounds, SkPaint* paint) { 2063527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 206455b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2065527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 20663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2067527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2068527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2069527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2070527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2071527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2072527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2073527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 20742db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy texture->setFilter(transformed ? FILTER(paint) : GL_NEAREST, true); 2075527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2076527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2077527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2078527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2079527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2080527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2081527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 2082527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 208303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy GL_TRIANGLES, bitmapCount * 6, true, true, false); 2084527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2085527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2086527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 2087527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 208803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy GL_TRIANGLES, bitmapCount * 6, false, true, 0, true, false); 2089527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2090527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2091527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2092527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2093527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2094486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20966926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2099486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21006926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21016926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2102a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2104486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 210522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 210622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2107211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2108a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2109a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2110a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2111a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2112486590963e2207d68eebd6944fec70d50d41116aChet Haase 2113486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21148ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 21158ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2116486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2117f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2118f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2119f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2120f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 21216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2122486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21236926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21246926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2125a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2127486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 212822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 212922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 21305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 21315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 21325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 21335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2134886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2135886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2136886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2137886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2138886b275e529e44a59c54b933453d9bc902973178Romain Guy } 21395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2140486590963e2207d68eebd6944fec70d50d41116aChet Haase 2141486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2142f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2143f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2144486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2145e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2146e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2147e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2148e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2149486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2150e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2151e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2152e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2153e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2154e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2155e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2156886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2157886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2158886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2159886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2160886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2161486590963e2207d68eebd6944fec70d50d41116aChet Haase 2162486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2163e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2164e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2165486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 21665a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 21675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2168486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 217139a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 217239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 217339a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2174b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2175b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2176b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2177b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2178b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2179a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2180b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2181ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2182ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2183ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2184ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2185ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2186ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2187ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2188ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2189ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2190ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2191a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21953b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 22005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 22015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 22025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 22035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 22045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 22053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 22063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 22085a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 22095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 22105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 22115a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 22125a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 22135a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 22145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 22155a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2216ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2217ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2218ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 22195a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2220ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2221ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2222ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2223b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2224a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2225a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2226a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2227a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 22285a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2231a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2232ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2233a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2234a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2235a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2236ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 22373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 22383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 22393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 22403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 22413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2242ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2243a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2244a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2245a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2246a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2247a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2248a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2249a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2250a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2251a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2252ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2253ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2254a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 22553b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2256b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2257b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2258ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2259ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2260ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2261ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2262ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2263ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2264ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2265ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2266ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2267ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2268ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2269ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2270ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2271ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2272ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2273ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2274ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2275ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2276ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2277ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2278ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2279ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2280ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2281486590963e2207d68eebd6944fec70d50d41116aChet Haase 2282486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2285486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 22868ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22878ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 22885c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 22896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2290486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2293a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2295486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 229622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22978ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22988ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22998ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2300c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 23013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 23023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 23033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 23043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 23053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 23063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2307c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 230803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 23098ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 23108ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 231103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 231203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 231303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 231403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2315d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2316d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2317886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2318886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 23196620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2320886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2321886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2322886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2323886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2324c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2325886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2326b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 23273b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 23283b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 23293b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2330886b275e529e44a59c54b933453d9bc902973178Romain Guy 2331886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2332886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2333886b275e529e44a59c54b933453d9bc902973178Romain Guy 2334886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2335886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2336886b275e529e44a59c54b933453d9bc902973178Romain Guy 2337886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2338886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 23396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2340d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2341886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2342886b275e529e44a59c54b933453d9bc902973178Romain Guy 2343886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2344886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2345886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2346886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2347886b275e529e44a59c54b933453d9bc902973178Romain Guy 2348886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2349886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2350886b275e529e44a59c54b933453d9bc902973178Romain Guy 2351886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2352886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2353886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2354886b275e529e44a59c54b933453d9bc902973178Romain Guy 2355886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2356886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2357886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2358886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2359886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2360886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2361886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2362886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2363886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2364886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2365886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2366886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2367886b275e529e44a59c54b933453d9bc902973178Romain Guy 2368886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2369886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 23706620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23718ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23728ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2373486590963e2207d68eebd6944fec70d50d41116aChet Haase 2374486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2375ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2376ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 23773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 23785c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 23794c2547fa9244e78115cde0a259291053108c3dc7Romain Guy if (quickReject(left, top, right, bottom)) { 23804c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23814c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23824c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23834c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23844c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23854c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23864c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 238703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2388be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2389be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 239003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 239103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float left, float top, float right, float bottom, SkPaint* paint) { 23926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2393486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23946926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2396211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2397a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2398a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2399a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2400a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 24013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2402a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2403a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2404a4adcf0239039eb8f005be252409901c41b28839Romain Guy 240503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 240603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 240703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 240803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 24093b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 24105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 24118168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 24123b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 24133b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 24145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 24155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 24168ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2417211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2418c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2419c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2420c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 24216620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2422c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 24233b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 24246620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 24255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2428211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 24293b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 24303b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 24316620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 24323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 24333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 24343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(x, y, right, bottom, texture->id, alpha / 255.0f, 24353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, true, 24373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 24393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 24403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, false, 24423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24436620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2444054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2445486590963e2207d68eebd6944fec70d50d41116aChet Haase 2446486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2447f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2448f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 244903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 245003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 245103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 245203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 245303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 245403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatches(SkBitmap* bitmap, AssetAtlas::Entry* entry, 245503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy TextureVertex* vertices, uint32_t indexCount, SkPaint* paint) { 245603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 245703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 245803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 245903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 246003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 246103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 246203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 246303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 246403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 246503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 246603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 246703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 246803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, alpha / 255.0f, 246903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mode, texture->blend, &vertices[0].position[0], &vertices[0].texture[0], 247003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy GL_TRIANGLES, indexCount, false, true, 0, true, false); 247103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 247203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 247303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 247403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 247565cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 247665cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 24776d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2478bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 247965cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2480bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2481bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 248265cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 248465cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik 2486710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2487710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2488710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2489710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2490710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2491710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2492710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2493710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 249465cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2495710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2496710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2497710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2498858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2499710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2500710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2501cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2502710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2503710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 25046ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2505710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2506710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2507710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2508710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 25096ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2510710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 25116ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 25126ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2513710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 25146ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 25156d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 25167b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2517710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 25186ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 251904299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 252065cd612face362d054a85d0f7e5881c59cd523beChris Craik 252165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2522858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2523858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2524858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 252565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 252665cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 252765cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 252865cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 252965cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 253065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 253165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 253299ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 253365cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 253465cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 253565cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 253665cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 25377b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2538c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2539c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2540c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2541c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2542c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 25437b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 254465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 254565cd612face362d054a85d0f7e5881c59cd523beChris Craik} 25467b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 254765cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 254865cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 254965cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 255065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 255165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 255265cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 255365cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 255465cd612face362d054a85d0f7e5881c59cd523beChris Craik * 255565cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 255665cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 255765cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 255865cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 255965cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 25607b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 256165cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 25627b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 256365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 256465cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 256565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2566d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2567d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2568d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2569d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2570d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 25713b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2572486590963e2207d68eebd6944fec70d50d41116aChet Haase 257365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 257465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 25755b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25765b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2577486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 25786d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (mSnapshot->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2579ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25806d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25817b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25826d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 25836d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 25846d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik PathTessellator::tessellatePoints(points, count, paint, mSnapshot->transform, bounds, buffer); 25857b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25866d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 25876d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2588ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2589ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25906d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2591486590963e2207d68eebd6944fec70d50d41116aChet Haase 25926d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 25936d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2594ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2595ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2596486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2597e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2598486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2599e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2600ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2601ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 260270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 26033d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2604486590963e2207d68eebd6944fec70d50d41116aChet Haase 2605486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2606c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26079d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2608486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2609486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2610486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 261101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 261201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 261301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 261401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 261501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 261601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2617486590963e2207d68eebd6944fec70d50d41116aChet Haase 2618486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 261901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 262001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2621486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2622710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2623257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2624257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2625710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2626710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 262701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2628cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2629710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2630c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2631710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2632710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2633710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2634710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2635710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2636710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2637cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2638cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2639cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2640cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2641cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2642cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2643710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 264465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2645c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 264601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2647710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2648cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2649257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2650257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2651710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2652710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2653cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2654710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2655c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2656710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2657710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2658710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2659710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2660cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2661cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2662cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2663cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2664cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 266565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2666c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 266701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2668486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2669710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2670257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2671257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2672710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2673710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 267401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2675cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2676710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2677c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2678710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2679710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2680710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2681710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2682710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2683cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2684cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2685cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2686710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 268765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2688c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2689c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2690486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2691780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2692257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2693257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2694780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2695780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26968b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26978b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2698780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26998b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 27008b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2701780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 270265cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2703780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2704c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2705780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2706780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2707780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2708780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2709780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2710780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2711780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2712780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2713780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2714780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2715780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2716780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2717780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2718780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2719780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2720780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2721780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 272265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 27238b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 27248b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2725cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2726cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2727cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2728486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2729257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2730257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2731486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 27326926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 27336926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2734710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2735cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2736cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2737cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2738cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2739cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2740c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2741cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2742cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2743cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2744cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2745cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2746cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2747cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2748cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2749cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 275065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2751026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2752026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 27533b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2754710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2755710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 275665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2757858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2758710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 275965cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2760858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2761c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 27629d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2763416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2764416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2765416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2766416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2767416a847633680d94efb926837efdc18726d54918Raph Levien 2768416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2769416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2770416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2771416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2772c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2773cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2774cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2775cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2776416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2777416a847633680d94efb926837efdc18726d54918Raph Levien 2778c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2779c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2780416a847633680d94efb926837efdc18726d54918Raph Levien 2781c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2782c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2783c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2784416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2785416a847633680d94efb926837efdc18726d54918Raph Levien } 2786416a847633680d94efb926837efdc18726d54918Raph Levien 2787416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2788416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2789416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2790416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2791416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2792416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2793416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2794416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2795416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2796416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2797416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2798416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2799416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2800416a847633680d94efb926837efdc18726d54918Raph Levien 2801416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2802416a847633680d94efb926837efdc18726d54918Raph Levien} 2803416a847633680d94efb926837efdc18726d54918Raph Levien 2804768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2805768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2806768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2807768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2808768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2809257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2810257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2811257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2812257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2813257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2814257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2815257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2816257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2817257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2818257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2819257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2820257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2821257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2822257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2823257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2824257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2825257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2826257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2827257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2828257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2829257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2830257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2831257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2832257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2833257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2834257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2835257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2836257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2837257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2838257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2839257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2840257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2841257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2842257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2843257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2844257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2845257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2846257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2847257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2848257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2849257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2850257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2851486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2852eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2853768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2854486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2855eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2856eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2857671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 28583b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2859486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2860671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2861671d6cf460531825a321edb200523d0faa7792c9Romain Guy 286239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 286339a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2864671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2865671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 28663b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2867671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 28683b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 28693b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2870671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2871671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2872b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2873c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2874671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2875671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2876671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2877671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2878671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2879c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2880e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2881e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2882416a847633680d94efb926837efdc18726d54918Raph Levien } 2883416a847633680d94efb926837efdc18726d54918Raph Levien 2884671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 28853b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2886671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2887671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2888671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2889257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2890671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2891671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2892671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2893671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2894211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2895671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2896257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2897671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2898257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2899671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2900671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 29013b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2902671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2903671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2904671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2905671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2906486590963e2207d68eebd6944fec70d50d41116aChet Haase 2907486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2908eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2909eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2910624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2911624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2912624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2913624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2914624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2915624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2916b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2917624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2918624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2919624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2920624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2921624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2922624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2923624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2924624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2925624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 292641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 292741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2928527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2929527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2930527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 293128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 293228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 293328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint) || 293428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik quickReject(bounds)) { 293528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 293628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2937cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2938cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 29393a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 29403a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2941624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2942624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2943624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2944c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2945211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2946624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2947624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 29486620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 29496620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 295086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 295186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 295286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29539d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2954c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2955c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2956c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2957c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2958c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2959c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 29601e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29611e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 296219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 296319d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2964624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2965624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2966624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2967624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2968624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2969624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2970624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2971624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2972624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2973624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2974624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2975624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29763b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2977c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2979a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2980257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 298106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2982624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2983624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 298441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2986996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2987257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2988527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2989527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2990527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2991a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29928b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29938b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29948b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 299541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2996996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29978b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 299841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2999996e57c84368058be793897ebc355b917a59abc2Raph Levien } 30004ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 3002624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 300341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 3004a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 300541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 30065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 3007694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 300841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik drawTextDecorations(text, bytesCount, totalAdvance, oldX, oldY, paint); 3009486590963e2207d68eebd6944fec70d50d41116aChet Haase 3010486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3011694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 3012694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 3013486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 3014325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 3015768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 3016486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 301703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 301803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 301939a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 302039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 302139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 3022b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 3023c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 3024257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 302503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 302603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 302703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 302803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 302903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 303003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 30314121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 303203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 303303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 303403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 303503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 303603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 303703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 303803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 30399777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 3040257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 3041257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 3042257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 3043257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 3044257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 304503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 304603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 30479777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 30484121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 30499777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30509777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 30519777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 305203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30539777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30549777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30559777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30569777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 30579777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30583b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30599777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30609777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30619777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3062486590963e2207d68eebd6944fec70d50d41116aChet Haase 3063486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3064325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3065325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3066486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3067486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3068dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3069a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30707fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3071fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3072486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 307322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30747fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30758b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30768b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30778b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 307801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3079486590963e2207d68eebd6944fec70d50d41116aChet Haase 3080486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30817fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30827fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3083a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 308435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3085486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30866c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30876c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3088b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3089b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3090b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3091b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3092b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30933b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3094b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3095b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3096b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 309739a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 309835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 309939a908c1df89e1073627b0dcbce922d826b67055Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired); 31004ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 310135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3102b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3103b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3104b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 310535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 310635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 310735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 31085bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 31092bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 311039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 3111a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 31126c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3113211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3114c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3115c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3116e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3117c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 311834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 311934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3120c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 312116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3122c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3123c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 31248168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3125c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 31269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3127c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3128c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3129c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 31309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 31313b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 31323b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 31333b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 31349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3135d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 31364ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 31374ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 31389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3139d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 31409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 31419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 31429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3143c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3144c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 314534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 314634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glDrawElements(GL_TRIANGLES, layer->meshElementCount, 314734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, layer->meshIndices)); 3148c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3149c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 31503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 31513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 31523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 31533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3154c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31554ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3156c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3157e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31585bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31595bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 31604ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 31614ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 31624ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3163f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 316434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3165486590963e2207d68eebd6944fec70d50d41116aChet Haase 3166b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3167b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3168b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3169b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3170486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31716c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31726c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31736926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3174d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3175d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3176d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3177d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3178c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 317906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 318006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 318106f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3182c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3183c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 31848aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 318506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31867fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31877fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3188d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3189db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3190db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3191db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3192db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3193c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3194db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3195db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3196db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3197c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3198db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3199db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3200db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 32011e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 32021e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 32031e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32041e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3205c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 32061e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 32071e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32081e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3209c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3210c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3211c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3212c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3213c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 32141e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 32151e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32161e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 32175ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 32185ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32195ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32205ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3221527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3222527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3223c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3224527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3225527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 32265ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32285ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3229c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3230c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3231c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 32325ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3234a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3235758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3236758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3237758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 32385ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32395ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 32405ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32415ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3242c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3243c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 32445ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32455ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 32465ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32475ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32485ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32496926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 32506926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 32516926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 32523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 32533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 32543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 32553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 32563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 32583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 32593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 326001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 326101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 326201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 326301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 326401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 326501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 326601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 326701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 326801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 326901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 327001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 327101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 327201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 327301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 327401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 327501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 327601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 327701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 327801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 327901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 328001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 328101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 328201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 328301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 328401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 328501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 328601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 328701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 328801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3289f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 329441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float underlineWidth, 32950a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32960a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32970a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32980a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3299726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 33000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3301211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3302726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3303f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 33040a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33058b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 33060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3307e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3308f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3309f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3310f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3311f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3312f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3313e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3314e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 33150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 33170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3318e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3319e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3320e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3321e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 33220a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 33250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3326e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3327e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3328e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3329e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 33300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3331e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3332726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3333e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3334726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 33350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 33380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3339672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3340672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3341672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3342672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3343672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3344735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3345735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3346c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3347735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3348735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3349735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3350735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3351735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3352735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3353735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3354735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 33553bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 33563b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33573b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33583b753829ae858d424fe109f714745379a6daf455Romain Guy } 3359735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3360672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3361672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3362672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3364672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3365672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3366672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3367672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3368672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33692af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3370672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3371672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3372672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3373672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3374672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33753b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33763b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33773b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33783b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33793b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33803b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3381672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33823b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3383672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33843b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33853b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33863b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33873b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3388672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3389672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33903b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3391a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3392a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3393672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3394672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3395672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3396672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3397672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3398672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3399672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3400672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3401672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3402735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3403672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3404672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3405672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3406672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3407672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 34093b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3410672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3411672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3412672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3413672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3414672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3415672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3416672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3417026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 34181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3419d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3420c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3421d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3422d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3423d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 342470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 342515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 34269c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 342770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 342870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 342970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 343070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 343170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 343270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 343370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 343470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 343570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3436c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3437c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3438c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3439c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 344082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 34418164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 344282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 344382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 344482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 344582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3446d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 34478164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 34483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 34493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 34503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy vertices = &mMeshVertices[0].position[0]; 34533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texCoords = &mMeshVertices[0].texture[0]; 34543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34613b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 34623b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 34633b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 34646620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3465d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34666620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 34673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 34683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34696620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3470d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 34716620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 34723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 347885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 347985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3480bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3481a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3482a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 348303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3484f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3485f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3486f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3487a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34886820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34908694230ff25fa0a60e480d424843e56b718f0516Romain Guy 349170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 349270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 349370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 349470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 349570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 349670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3497886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 349970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 350003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 350170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3502db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3503886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 350486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 350570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 350670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3507db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 35086820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 350970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 351070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 351182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 351282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 35133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 35143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 35153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 35163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 35173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 35193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 35203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 35213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 35223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 35233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 35243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!ignoreScale) { 35263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 35273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 35283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 35293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 35303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 35313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 35323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 35333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 35343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 35363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy finishDrawTexture(); 35383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 35393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3540886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3541886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3542886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3543527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3544886b275e529e44a59c54b933453d9bc902973178Romain Guy 3545886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3546886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3547886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3548886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3549886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3550886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3551886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3552886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3553886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3554886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3555527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3556527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3557527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3558527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3559527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3560886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3561886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3562886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3563886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3564886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3565886b275e529e44a59c54b933453d9bc902973178Romain Guy 3566886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3567886b275e529e44a59c54b933453d9bc902973178Romain Guy 3568886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3569886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3570886b275e529e44a59c54b933453d9bc902973178Romain Guy 3571a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3572f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 357378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 357478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 357578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 357678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 357778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 357878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 357978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 358078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 358178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 358278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 358378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 358478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 358578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 358682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3587c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 358882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 358982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 359082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 359182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 359282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 359382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 359433fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35953bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3596a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3597f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3598a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 359982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 360082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 360182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 360282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 360382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 360482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 360582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 360682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3607a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 360882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 360982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 361082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 361182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 361282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 361382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 361482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 361582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 361682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 361782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 361882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 361982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 362082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 362182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3622fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 362382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 362482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3625fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3626bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3627bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3628889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3629d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3630fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3631d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3632fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 36336926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3634260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 36356926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3636260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3637260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3638026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3639ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 364082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 364182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 364282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 364382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 36448ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 36458ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 364616ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3647be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 364816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 364916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 365087b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 365116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3652db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3653026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3654026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 365516ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 365616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 365716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 365816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 365916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 366016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 366116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 366216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 366316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 366416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36659d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3666e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3667