OpenGLRenderer.cpp revision 405436021da156fbe3c5d4de48bdefa564cf7fc0
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 24694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 255cbbce535744b89df5ecea95de21ee3733298260Romain Guy 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 27e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 34c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 36405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 39a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 51f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 52dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 53713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 54d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 84d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 86026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 105d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 108f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 110f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1143bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 115527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 116527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 11716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 118026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 119ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 120ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 121ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 12296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 12378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 12487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 126e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 127e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 13029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 131e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 132e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14413631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 147f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 159ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16349c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 174260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 177bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 180eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 181e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 182e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 184c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 185fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 186fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 19084962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1918fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 192f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1937d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 1945f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 196ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 19996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 20011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20445e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 20596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2067d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 21054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 21154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2125f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2132b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2147c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2157c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mSnapshot->fbo == 0) { 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2417c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2427c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 243dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 244dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 245dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 246dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2473bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 248dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 249f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 250f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 251f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 252f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 253dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 254dcfc836b457a87881da409e1acf251515f121446Romain Guy } 255dcfc836b457a87881da409e1acf251515f121446Romain Guy} 256dcfc836b457a87881da409e1acf251515f121446Romain Guy 2577c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 25878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 259586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 260ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2616b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 26244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 263ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 26444b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2657c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26644b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 269ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 270ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 271ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 272ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 273ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2746b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 275bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 276bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 27757b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 27854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 2795f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect* clip = &mTilingClip; 280c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 2815f803623559aab395a29d575c37c4e39c23a4b4eChris Craik clip = &(s->layer->clipRect); 28254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 286c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 288c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 289c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 290c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 29152036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2952b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 29654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2972b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2982b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 299b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 3007c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 303ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 304ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 305ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 306ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 307ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 308ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 310b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 31711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 32511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 32611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 328a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 329b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 33011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 331c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 332e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 337c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 34078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 34178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 34278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 34378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 34496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 345b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 346b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3476c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 350da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 351da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 352da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 353da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 35450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 35515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 356f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 357ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3587c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 359da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 360da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3616c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 36208837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 36308837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3673e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3683e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3698025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 370586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 37182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 372746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 373da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 374a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3758aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 37650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 38050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 381da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 382da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 38335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 38635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3877c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 39035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 39135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 39235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 393ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 394932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3968f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 4008f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 4033d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 4048f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 406d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 420ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 422ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 424c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 425ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 426ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 427c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 428ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 429c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 430c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 433d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4358f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4368f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4378f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4388f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4398f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 440408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 441408eb12631376cbdc96803e918decf6ea804d346Chris Craik 442daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 443932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 444c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4458a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 446f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 447f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 448f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 449d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 45180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 45280911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 453d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 454d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 455d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 456d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 457d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 458d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 46008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 46108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 46208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 46308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 46408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4657b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4667b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 46880911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 4694a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 470cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4718f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 47208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 473cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4748f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47565924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 476ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4778f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 478cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 479cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 480daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4814a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 482daf98e941e140e8739458126640183b9f296a2abChet Haase} 483daf98e941e140e8739458126640183b9f296a2abChet Haase 484f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4880f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4890f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4900f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4910f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5165f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5195f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 52887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 52987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 53087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 53187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 53287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 53387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 53478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 53578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t count = mWidth * mHeight; 53678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 53778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glReadPixels(0, 0, mWidth, mHeight, GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 53878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 53978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 54078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 54178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 54278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 54378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 54578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 54778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 54878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 54987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 55211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 55496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 55596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 556405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 557405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5607c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5617c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5627c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5765bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 57734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 58911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 59596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5971206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5981206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 59911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 60011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 60196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 60511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 60896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 61196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 61396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 61596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 61696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 61796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6201206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6211206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 62296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 62302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 62402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 625405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 62602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 62702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 628405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 629405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 63002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 63102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 63296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 63396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 63496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 63611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 63796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 64311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 64402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 64502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 64602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 64702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 64802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 64902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 65002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 65102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 65311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 65411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 65511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 65611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 65711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 65811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 65911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 66011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 66111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 66211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 66311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 66411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 66611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 66711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 66911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 670405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 671405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 672405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 673405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 674405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 675405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 676405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 677405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 679f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 680f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 681f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 682bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6837ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 684bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 685bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 686bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 688bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 689bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 690bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 6912542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 6922542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6937ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 694bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 695bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 696bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 6978fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 698bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6998fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 7002542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7017ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 702bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 703bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7048aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 7058aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 7068fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 707bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 708bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 709bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 7107ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 711bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 712eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 713bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 714bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 7157ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 716bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 717eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 718eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 719eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 720eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 721eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 722eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7238b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 7248b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 7258b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 7262542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 727746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7288fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7292542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7305ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7317273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7327273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 7335ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7347273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7355ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7365ec9924d24495822b589f1a17996655d66273b30Romain Guy 7372542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 738d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7395cbbce535744b89df5ecea95de21ee3733298260Romain Guy 740f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 741bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 742bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 743bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 744bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 745ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 746eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 747eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 748d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 749af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 750d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 751dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 752d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 753d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 754bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 755bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 756d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 757d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 758d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 759d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 760d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 761d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 762d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 763d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 764d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 765d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 789408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 790408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 791408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 792408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 793408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 794408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 795408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 796408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 797408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 798408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 799408eb12631376cbdc96803e918decf6ea804d346Chris Craik 800d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 801d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 802d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 803d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 804d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 805d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 806d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 807d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 808d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 809d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 810d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 811d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 812d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 813408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 814d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 815408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 816d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 817d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 818d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 819d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 820d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 821d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 822d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 823d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 824d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8426b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8436b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8446b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8456b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 85087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 87087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 87187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 87287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 87387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 87487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 876d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 877d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 878eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 879fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 880dda570201ac851dd85af3861f7e575721d3345daRomain Guy 881eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 882eb99356a0548684a501766e6a524529ab93304c8Romain Guy 883f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 884d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8858aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 886d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 887408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 888dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 889dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 890408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 891b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 892b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 893dda570201ac851dd85af3861f7e575721d3345daRomain Guy 894a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8958550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 896f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 897f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 898bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 899bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 9009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 9018aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 9029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 904c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 905a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 9067c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 907dda570201ac851dd85af3861f7e575721d3345daRomain Guy 9088fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 909d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 910d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 9111d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9127273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 913eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 914d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 915eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 916eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 918514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 921d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 9229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 9239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 924514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 925514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 926d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 927514fb18827186591d66973c2362c859b64b63556Romain Guy } 9287b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 92954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 93054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 931ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 932eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 933f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 934d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 935bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 936bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 937d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 938c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 941d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 942c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 943c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 944d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 945d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 946d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 947d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 948d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 949d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9512b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9527c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9590908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 966f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 969586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9708f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9861d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 9871d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 9883762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9891d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9901d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9911d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 9938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 995eb99356a0548684a501766e6a524529ab93304c8Romain Guy 996eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9972b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9982b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 999e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 1000e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 10018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1004eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 1005eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 10067c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10072b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 10082b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 1009eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1010eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1012f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1016f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1017f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 101803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10198b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1020a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1024eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 10269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1028171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1031171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1032171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1036eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10371d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1038746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1039746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1040eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10418550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10421d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1043603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10441d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10451d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10461d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1047aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 1048e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik float alpha = layer->getAlpha() / 255.0f * mSnapshot->alpha; 1049aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1050aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10528f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10538f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10548f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10558f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10568f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1057aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1058aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1060aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1061aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1062aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10658f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10678f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10683b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1069ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1070ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10713b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10723b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1074d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1077d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1081aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1082aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1083aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1084aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1085aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1086aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1087aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1090aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1091aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1092aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 10963b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1097ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1098b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1099b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1100b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 11033b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11043b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1107d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1109d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 111216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1113e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1115e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 11179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1119aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1120aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1121aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1122aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1123aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1124aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 112734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 112834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 112934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 113034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 113134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 113234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 113334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 113434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 113534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 113634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 113734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 113834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 113934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 114034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 114134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 114234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 114334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11469fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11479fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 114834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11499fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11548a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 11558a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1156211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11586c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11596c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11606c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11616c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11626c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11636c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11646c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11656c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 116716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1170f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 11785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11807230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11817230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1182ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11847230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11857230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11867230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1187ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 11889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 11893b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 11903b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11913b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1193d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1196d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 11989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 119915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 12005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1205f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1207f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 121834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 121934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 122634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 122734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12307230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12333a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12403a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 12413a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12433a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12782af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12823bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1287f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1290f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1296f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1298f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12991bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13001bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13011bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13021bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 13031bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 13041bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13051bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13061bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13071bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 131254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 131354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 131454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 131554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 131654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 131754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 131854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 131954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 132054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 132254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 132354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13248a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 132554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 133054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 133154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1341e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1342e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1343e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1344e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 135239d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13558a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13568a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 135754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 135854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 135954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1361e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 136354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 136454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1365bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1366c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1367c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1368c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1369ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1370c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1371c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1372c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1373ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1374ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1375ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1376ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 13772db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy state.mClipped = !currentClip.contains(state.mBounds); 1378ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.intersect(currentClip)) { 1379ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1380ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1381ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1382ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 13832db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy // If we don't have bounds, let's assume we're clipped 13842db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy // to prevent merging 13852db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy state.mClipped = true; 1386ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1387c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1388ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1389ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1390527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1391527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1392ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1393c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1394c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13957273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13967273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1397c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 13987273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 13997273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1400c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1401c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1402c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1403527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 14043b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 14057273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 14067273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1407ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1408527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 1409ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, state.mClip.right, state.mClip.bottom); 1410ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1411ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1412c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1413c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1414527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::setFullScreenClip() { 1415527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 1416527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 1417527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1418527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1419c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1420f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1421f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1422f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1423f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 14244c2547fa9244e78115cde0a259291053108c3dc7Romain Guy currentTransform().translate(dx, dy); 1425f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1426f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1427f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 14283b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1429f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1430f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1431f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 14323b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1433f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1434f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1435807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 14363b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1437807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1438807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1439f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1440e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 14413b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1442e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 14433b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1444e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1445f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1446f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1447b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 14483b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1449b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1450b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1451f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 14523b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1453f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1454f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1455f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1456e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 14573b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1458e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 14593b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1460f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1462f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1463f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1464f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1465f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1466bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1467e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1468e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14698f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 14708a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 14718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14728a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14738a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14749d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14759d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1488c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1489c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1490c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1491c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1492c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14938d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14943bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1496c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1497f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 15038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15323ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15333ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15343ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 15353ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 15363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15439d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1544079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1545bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1546bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 15478a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 15488a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 15498a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 15508a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15518a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15528a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 15533b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 15548a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 15558a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15568a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 15578a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 15588a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15598a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 15608a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 15618a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 156235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 156335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 156435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 156535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 156635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 156735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 156835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 15693b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(transformed); 157035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 157135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 157235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 157335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 157435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 157535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 157635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 157735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1578672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1579672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1580cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1581cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1582cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1583cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1584cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1585cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1586cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1587cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1588c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1589bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1590dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1591dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1592dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 15931d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 15943b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 1595d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1596d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1597d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1598d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1599d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1600586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1601586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 160287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1603586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1604586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1605586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1606c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1607c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 16088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1609735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 16108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 16118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 16128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 16148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1615735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 16168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 16173b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 16188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 16198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1621735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 16228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 16237ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 16248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 16268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 16278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1629e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1630e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1631735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 16328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 16333b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 16348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 16368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 16378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 16398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 16418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 16438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 16448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 16478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 16488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 16508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1654735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1655735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1656735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 16578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 16588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1662735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1663735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1664a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1665a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1666a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1667a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1668f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 167070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 167170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16738a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16748a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 167554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1678b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1679b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1680b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1681b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 16828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 168370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16843ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 168570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16863ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 168770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 168870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 168970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16923ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16933ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16943ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16953ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16963ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16973ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 169878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 169978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 170070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1707ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1708ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1709ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1710ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1711ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1712ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1713aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1714aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1715aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1716aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 171715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1718ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 171915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 172015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1721710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 172299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 17235b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17245b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 17258d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 17268d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1727886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1728886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1729886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 173070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 173270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 173586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1736886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1737886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1738886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 173986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 174086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 174186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 174286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 17434121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 17444121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 17454121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17464121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 174970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 175270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 175370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 175470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1757c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1758c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 175970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1763c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1764c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1768f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1769f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1770f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1771f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 177254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1773f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1774f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1775f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 177670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1777f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1778f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1779f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1780c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1781c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1782c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 178370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1786f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1787f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1788f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1789c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1790c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1791c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1792c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 179370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 179670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 179770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 180170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 180570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 180670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 18073b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 18083b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 180970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1810c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 181170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 181270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 181370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18158a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 18163b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 18178d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18188d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 182370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 182470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 182570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 182670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 182786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 182886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 18293b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 183086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 18313b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 183286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 183386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1834c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 183586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 183686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 183970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1840c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 184170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 184370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 184586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18465536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 184786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18485536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18495536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18505536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 185170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1852c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 185370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18543b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 185570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1856c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1857c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 185970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18618d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1862c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1863c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1864c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18658d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18668d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18678d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 186870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1869c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1870c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 187170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 187270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 187370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18744121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18754121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18764121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18774121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 187870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1879f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1880cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 188115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 188270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 188470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1885257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18862d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 188715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 188870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1890aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1891aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18922d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 189315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1894aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1895aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18968f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18978f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18988f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18998f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 19008f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1901aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1902aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1903aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1904aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 190570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1906f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1908f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 190970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1910f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 191170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1912d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1913cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 191415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1915cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 191615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 191715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 191815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 191915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 192015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1921ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1922ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1923ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1924ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1925ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1926ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1927ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1928ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1929ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1930ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1931ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1932ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1933ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1934ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1935ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1936ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1937ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 19383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 19393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 19483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 19493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1950cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 195115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1952cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19538d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 195470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 195570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19565b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1957f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1958cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 195915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 19605b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19615b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 196270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 196370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 196470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 196570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1966f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1967f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1968f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1969ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1970ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 197158d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19720fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19730fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 197404c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1975d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 197658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1977ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1978ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 197958d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1980c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1981c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1982c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DeferredDisplayList deferredList; 1983ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1984ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 198596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 198696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 198758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 198896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 198958d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 19900fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19917b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19926554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19930fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19940fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1995c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 1996ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 19977031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 1998ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1999ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 2000ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 2001a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 2002a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 2003a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 2004a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 2005a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2006886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2007886b275e529e44a59c54b933453d9bc902973178Romain Guy 2008a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2009a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2010a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2011886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2012886b275e529e44a59c54b933453d9bc902973178Romain Guy 2013a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 20143b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 20153b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 20163b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 2017a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2018a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2019886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 20225b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2023e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2026886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 20273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 20283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2029a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2030a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2031527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikstatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 20322db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy bool transformed, const Rect& bounds, SkPaint* paint) { 2033527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2034527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // merged draw operations don't need scissor, but clip should still be valid 2035527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled); 2036527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2037527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 20383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2039527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 20403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2041527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2042527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2043527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2044527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2045527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2046527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2047527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 20482db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy texture->setFilter(transformed ? FILTER(paint) : GL_NEAREST, true); 2049527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2050527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2051527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2052527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2053527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2054527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2055527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 2056527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2057527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, true, true); 2058527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2059527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2060527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 2061527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 2062527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, true); 2063527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2064527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2065527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2066527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2067527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2068486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20696926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20706926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20726926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2073486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20746926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2076a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2078486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 207922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 208022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2081211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2082a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2083a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2084a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2085a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2086486590963e2207d68eebd6944fec70d50d41116aChet Haase 2087486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20888ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20898ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2090486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2091f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2092f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2093f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2094f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 20956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2096486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2099a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2101486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 210222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 210322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 21045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 21055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 21065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 21075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2108886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2109886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2110886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2111886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2112886b275e529e44a59c54b933453d9bc902973178Romain Guy } 21135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2114486590963e2207d68eebd6944fec70d50d41116aChet Haase 2115486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2116f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2117f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2118486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2119e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2120e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2121e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2122e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2123486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2124e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2125e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2126e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2127e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2128e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2129e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2130886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2131886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2132886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2133886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2134886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2135486590963e2207d68eebd6944fec70d50d41116aChet Haase 2136486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2137e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2138e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2139486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 21405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 21415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2142486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21435a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21445a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2145b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2146b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2147b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2148b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2149b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2150a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2151b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2152ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2154ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2155ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2156ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2157ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2159ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2162a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21735a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21855a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2187ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2188ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2189ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2191ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2192ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2193ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2194b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2195a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2196a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2197a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2198a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2202a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2203ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2204a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2205a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2206a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2207ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 22083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 22093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 22103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 22113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 22123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2213ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2214a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2215a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2216a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2217a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2218a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2219a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2220a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2221a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2222a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2223ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2224ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2225a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 22263b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2227b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2228b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2229ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2230ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2231ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2232ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2233ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2234ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2235ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2236ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2237ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2238ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2239ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2240ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2241ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2242ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2243ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2244ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2245ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2246ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2247ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2248ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2249ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2250ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2251ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2252486590963e2207d68eebd6944fec70d50d41116aChet Haase 2253486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22545a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22555a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2256486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 22578ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22588ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 22595c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 22606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2261486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22636926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2264a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2266486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 226722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22688ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22698ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22708ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2271c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 22763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2278c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 227903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22808ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 228203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 228303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 228403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 228503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2286d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2287d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2288886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2289886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22906620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2291886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2292886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2293886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2294886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2295c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2296886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2297b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 22983b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 22993b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 23003b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2301886b275e529e44a59c54b933453d9bc902973178Romain Guy 2302886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2303886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2304886b275e529e44a59c54b933453d9bc902973178Romain Guy 2305886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2306886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2307886b275e529e44a59c54b933453d9bc902973178Romain Guy 2308886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2309886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 23106620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2311d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2312886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2313886b275e529e44a59c54b933453d9bc902973178Romain Guy 2314886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2315886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2316886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2317886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2318886b275e529e44a59c54b933453d9bc902973178Romain Guy 2319886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2320886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2321886b275e529e44a59c54b933453d9bc902973178Romain Guy 2322886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2323886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2324886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2325886b275e529e44a59c54b933453d9bc902973178Romain Guy 2326886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2327886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2328886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2329886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2330886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2331886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2332886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2333886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2334886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2335886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2336886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2337886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2338886b275e529e44a59c54b933453d9bc902973178Romain Guy 2339886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2340886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 23416620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23428ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23438ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2344486590963e2207d68eebd6944fec70d50d41116aChet Haase 2345486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2346ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2347ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 23483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 23495c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2350be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2351be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 235216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik getAlphaAndMode(paint, &alpha, &mode); 2353be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23544c2547fa9244e78115cde0a259291053108c3dc7Romain Guy if (quickReject(left, top, right, bottom)) { 23554c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23564c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23574c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23584c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23594c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23604c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23614c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23624c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, alpha, mode); 2363be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2364be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 23654c2547fa9244e78115cde0a259291053108c3dc7Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, 23663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 23673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy int alpha, SkXfermode::Mode mode) { 23684c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23696926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2370486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23726926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2373211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2374a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2375a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2376a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2377a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2379a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2380a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2381a4adcf0239039eb8f005be252409901c41b28839Romain Guy 23823b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 23835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23848168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 23853b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 23863b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 23875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23898ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2390211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2391c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2392c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2393c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23946620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2395c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 23963b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 23976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 24013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha *= mSnapshot->alpha; 24023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2403211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 24043b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 24053b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 24066620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 24073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 24083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 24093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(x, y, right, bottom, texture->id, alpha / 255.0f, 24103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, true, 24123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24136620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 24143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 24153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, false, 24173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24186620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2419054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2420486590963e2207d68eebd6944fec70d50d41116aChet Haase 2421486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2422f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2423f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 242465cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 24266d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2427bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 242865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2429bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2430bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 243165cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 243265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 243465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2435710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2436710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2437710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2438710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2439710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2440710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2441710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2442710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2444710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2445710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2446710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2447858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2448710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2449710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2450cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2451710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2452710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 24536ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2454710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2455710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2456710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2457710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 24586ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2459710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24606ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24616ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2462710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24636ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 24646d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 24657b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2466710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24676ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 246804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 246965cd612face362d054a85d0f7e5881c59cd523beChris Craik 247065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2471858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2472858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2473858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 247465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 247565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 247665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 247765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 247865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 247965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 248065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 248199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 248265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 248465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 24867b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2487c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2488c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2489c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2490c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2491c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24927b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 249365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 249465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24957b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 249665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 249765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 249865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 249965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 250065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 250165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 250265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 250365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 250465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 250565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 250665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 250765cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 250865cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 25097b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 25117b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 251365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 251465cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2515d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2516d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2517d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2518d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2519d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 25203b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2521486590963e2207d68eebd6944fec70d50d41116aChet Haase 252265cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 252365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 25245b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25255b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2526486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 25276d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (mSnapshot->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2528ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25296d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25307b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25316d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 25326d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 25336d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik PathTessellator::tessellatePoints(points, count, paint, mSnapshot->transform, bounds, buffer); 25347b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25356d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 25366d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2537ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2538ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25396d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2540486590963e2207d68eebd6944fec70d50d41116aChet Haase 25416d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 25426d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2543ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2544ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2545486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2546e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2547486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2548e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2549ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2550ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 255170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 25523d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2553486590963e2207d68eebd6944fec70d50d41116aChet Haase 2554486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2555c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25569d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2557486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2558486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2559486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 256001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 256101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 256201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 256301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 256401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 256501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2566486590963e2207d68eebd6944fec70d50d41116aChet Haase 2567486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 256801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 256901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2570486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2571710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2572257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2573257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2574710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2575710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 257601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2577cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2578710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2579c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2580710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2581710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2582710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2583710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2584710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2585710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2586cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2587cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2588cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2589cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2590cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2591cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2592710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 259365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2594c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 259501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2596710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2597cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2598257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2599257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2600710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2601710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2602cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2603710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2604c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2605710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2606710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2607710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2608710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2609cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2610cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2611cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2612cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 261465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2615c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 261601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2617486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2618710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2619257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2620257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2621710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2622710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 262301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2624cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2625710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2626c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2627710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2628710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2629710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2630710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2631710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2632cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2633cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2634cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2635710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 263665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2637c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2638c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2639486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2640780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2641257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2642257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2643780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2644780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26458b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26468b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2647780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26488b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26498b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2650780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 265165cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2652780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2653c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2654780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2655780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2656780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2657780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2658780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2659780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2660780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2661780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2662780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2663780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2664780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2665780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2666780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2667780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2668780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2669780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2670780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 267165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26728b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26738b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2674cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2675cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2676cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2677486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2678257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2679257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2680486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26816926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26826926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2683710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2684cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2685cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2686cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2687cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2688cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2689c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2690cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2691cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2692cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2693cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2694cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2695cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2696cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2697cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2698cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 269965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2700026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2701026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 27023b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2703710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2704710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 270565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2706858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2707710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 270865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2709858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2710c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 27119d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2712416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2713416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2714416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2715416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2716416a847633680d94efb926837efdc18726d54918Raph Levien 2717416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2718416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2719416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2720416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2721c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2722cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2723cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2724cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2725416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2726416a847633680d94efb926837efdc18726d54918Raph Levien 2727c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2728c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2729416a847633680d94efb926837efdc18726d54918Raph Levien 2730c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2731c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2732c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2733416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2734416a847633680d94efb926837efdc18726d54918Raph Levien } 2735416a847633680d94efb926837efdc18726d54918Raph Levien 2736416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2737416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2738416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2739416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2740416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2741416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2742416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2743416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2744416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2745416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2746416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2747416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2748416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2749416a847633680d94efb926837efdc18726d54918Raph Levien 2750416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2751416a847633680d94efb926837efdc18726d54918Raph Levien} 2752416a847633680d94efb926837efdc18726d54918Raph Levien 2753768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2754768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2755768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2756768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2757768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2758257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2759257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2760257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2761257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2762257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2763257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2764257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2765257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2766257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2767257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2768257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2769257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2770257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2771257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2772257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2773257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2774257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2775257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2776257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2777257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2778257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2779257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2780257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2781257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2782257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2783257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2784257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2785257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2786257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2787257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2788257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2789257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2790257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2791257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2792257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2793257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2794257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2795257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2796257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2797257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2798257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2799257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2800486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2801eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2802768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2803486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2804eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2805eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2806671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 28073b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2808486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2809671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2810671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2811671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2812671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 28133b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2814671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 28153b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 28163b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2817671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2818671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2819b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2820c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2821671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2822671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2823671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2824671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2825671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2826c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2827e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2828e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2829416a847633680d94efb926837efdc18726d54918Raph Levien } 2830416a847633680d94efb926837efdc18726d54918Raph Levien 2831671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 28323b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2833671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2834671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2835671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2836257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2837671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2838671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2839671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2840671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2841211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2842671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2843257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2844671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2845257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2846671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2847671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 28483b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2849671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2850671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2851671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2852671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2853486590963e2207d68eebd6944fec70d50d41116aChet Haase 2854486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2855eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2856eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2857624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2858624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2859624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2860624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2861624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2862624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2863b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2864624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2865624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2866624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2867624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2868624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2869624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2870624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2871624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2872624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 287341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 287441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2875527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2876527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2877527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate && 2878527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint))) { 2879486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2880e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2881e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2882527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 288341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik if (quickReject(bounds)) return DrawGlInfo::kStatusDone; 2884527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2885527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // merged draw operations don't need scissor, but clip should still be valid 2886527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled); 2887cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2888cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28893a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28903a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2891624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2892624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2893624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2894c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2895211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2896624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2897624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28986620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 290086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 290186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 290286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29039d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2904c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2905c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2906c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2907c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2908c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2909c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 29101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29111e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 291219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 291319d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2914624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2915624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2916624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2917624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2918624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2919624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2920624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2921624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2922624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2923624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2924624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2925624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29263b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2927c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2929a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2930257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 293106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2932624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2933624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 293441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2936996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2937257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2938527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2939527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2940527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2941a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29428b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29438b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29448b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 294541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2946996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29478b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 294841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2949996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29504ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2951527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2952624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 295341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2954a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 295541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 29565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2957694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 295841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik drawTextDecorations(text, bytesCount, totalAdvance, oldX, oldY, paint); 2959486590963e2207d68eebd6944fec70d50d41116aChet Haase 2960486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2961694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2962694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2963486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2964325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2965768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2966486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 296703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 296803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2969b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2970c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2971257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 297203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 297303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 297403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 297503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 297603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 297703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 29784121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 297903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 298003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 298103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 298203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 298303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 298403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 298503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 29869777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 2987257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2988257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2989257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2990257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2991257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 299203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 299303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 29949777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 29954121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 29969777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29979777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29989777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 299903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30009777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30019777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30029777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30039777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 30049777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30053b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30069777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30079777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30089777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3009486590963e2207d68eebd6944fec70d50d41116aChet Haase 3010486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3011325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3012325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3013486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3014486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3015dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3016a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30177fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3018fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3019486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 302022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30217fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30228b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30238b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30248b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 302501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3026486590963e2207d68eebd6944fec70d50d41116aChet Haase 3027486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30287fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30297fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3030a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 303135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3032486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30336c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30346c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3035b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3036b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3037b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3038b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3039b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30403b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3041b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3042b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3043b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 304435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 304535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 304635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 304735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 30484ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 304935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3050b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3051b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3052b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 305335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 305435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 305535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 30565bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30572bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 305887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 3059a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30606c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3061211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3062c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3063c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3064e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3065c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 306634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 306734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3068c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 306916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3070c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3071c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30728168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3073c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 30749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3075c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3076c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3077c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 30789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 30793b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 30803b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 30813b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 30829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3083d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30844ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 30854ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3087d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 30899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3091c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3092c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 309334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 309434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glDrawElements(GL_TRIANGLES, layer->meshElementCount, 309534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, layer->meshIndices)); 3096c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3097c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 30983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 30993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 31003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 31013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3102c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31034ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3104c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3105e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31065bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31075bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 31084ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 31094ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 31104ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3111f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 311234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3113486590963e2207d68eebd6944fec70d50d41116aChet Haase 3114b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3115b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3116b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3117b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3118486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31196c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31206c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31216926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3122d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3123d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3124d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3125d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3126c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 312706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 312806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 312906f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3130c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3131c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 31328aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 313306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31347fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31357fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3136d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3137db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3138db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3139db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3140db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3141c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3142db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3143db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3144db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3145c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3146db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3147db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3148db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 31491e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 31501e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31511e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31521e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3153c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 31541e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31551e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31561e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3157c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3158c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3159c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3160c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3161c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 31621e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31631e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31641e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31655ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 31665ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31675ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3169527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3170527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3171c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3172527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3173527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 31745ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31755ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31765ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3177c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3178c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3179c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 31805ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31815ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3182a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3183758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3184758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3185758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 31865ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31875ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 31885ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31895ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3190c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3191c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 31925ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31935ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 31945ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31965ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31996926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 32003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 32013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 32023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 32033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 32043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 32063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 32073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 320801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 320901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 321001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 321101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 321201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 321301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 321401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 321501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 321601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 321701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 321801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 321901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 322001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 322101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 322201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 322301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 322401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 322501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 322601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 322701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 322801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 322901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 323001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 323101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 323201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 323301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 323401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 323501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 323601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3237f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 324241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float underlineWidth, 32430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3247726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3249211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3250726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3251f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32520a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32538b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 32540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3255e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3256f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3257f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3258f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3259f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3260f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3261e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3262e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 32630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 32650a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3266e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3267e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3268e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3269e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32700a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32710a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32720a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 32730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3274e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3275e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3276e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3277e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3279e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3280726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3281e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3282726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 32830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3287672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3288672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3289672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3290672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3291672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3292735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3293735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3294c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3295735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3296735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3297735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3298735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3299735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3300735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3301735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3302735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 33033bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 33043b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33053b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33063b753829ae858d424fe109f714745379a6daf455Romain Guy } 3307735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3308672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3309672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3311672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3312672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3313672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3314672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3315672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3316672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33172af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3318672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3319672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3320672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3321672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3322672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33233b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33243b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33253b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33263b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33273b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33283b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3329672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33303b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3331672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33323b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33333b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33343b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33353b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3336672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33383b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3339a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3340a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3341672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3342672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3343672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3344672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3345672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3346672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3347672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3348672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3349672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3350735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3351672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3352672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3353672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3354672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3355672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 33573b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3358672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3359672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3360672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3361672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3362672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3364672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3365026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 33661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3367d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3368c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3369d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3370d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3371d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 337270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 337315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 33749c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 337570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 337670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 337770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 337870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 337970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 338070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 338170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 338270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 338370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3384c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3385c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3386c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3387c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 338882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 33898164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 339082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 339182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 339282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 339382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3394d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33958164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy vertices = &mMeshVertices[0].position[0]; 34013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texCoords = &mMeshVertices[0].texture[0]; 34023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34043b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34093b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 34103b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 34113b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 34126620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3413d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34146620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 34153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 34163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34176620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3418d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 34196620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 34203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34256620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 342685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 342785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3428bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3429a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3430a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 343103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3432f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3433f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3434f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3435a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34366820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34388694230ff25fa0a60e480d424843e56b718f0516Romain Guy 343970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 344070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 344170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 344270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 344370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 344470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3445886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 344770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 344803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 344970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3450db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3451886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 345286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 345370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 345470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3455db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34566820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 345770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 345870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 345982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 346082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 34613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 34623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 34693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 34703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 34713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!ignoreScale) { 34743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 34753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 34763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 34773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 34803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 34813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34853b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy finishDrawTexture(); 34863b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3488886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3489886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3490886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3491527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3492886b275e529e44a59c54b933453d9bc902973178Romain Guy 3493886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3494886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3495886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3496886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3497886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3498886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3499886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3500886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3501886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3502886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3503527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3504527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3505527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3506527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3507527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3508886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3509886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3510886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3511886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3512886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3513886b275e529e44a59c54b933453d9bc902973178Romain Guy 3514886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3515886b275e529e44a59c54b933453d9bc902973178Romain Guy 3516886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3517886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3518886b275e529e44a59c54b933453d9bc902973178Romain Guy 3519a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3520f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 352178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 352278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 352378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 352478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 352578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 352678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 352778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 352878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 352978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 353078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 353178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 353278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 353378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 353482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3535c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 353682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 353782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 353882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 353982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 354082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 354182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 354233fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35433bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3544a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3545f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3546a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 354782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 354882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 354982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 355082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 355182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 355282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 355382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 355482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3555a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 355682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 355782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 355882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 355982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 356082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 356182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 356282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 356382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 356482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 356582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 356682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 356782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 356882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 356982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3570fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 357182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 357282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3573fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3574bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3575bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3576889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3577d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3578fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3579d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3580fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35816926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3582260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35836926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3584260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3585260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3586026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3587ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 358882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 358982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 359082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 359182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35928ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 359416ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3595be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 359616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 359716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 359887b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 359916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3600db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3601026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3602026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 360316ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 360416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 360516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 360616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 360716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 360816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 360916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 361016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 361116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 361216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36139d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3614e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3615