OpenGLRenderer.cpp revision 55b6f95ee4ace96c97508bcd14483fb4e9dbeaa0
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 658e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 659e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 660e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 661e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 662e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 663e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 664e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 665e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 666e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 667e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 668e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 669e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 67011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 67111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 67211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 67311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 67411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 67511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 67611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 67711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 67811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 67911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 68011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 68111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 682405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 683405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 684405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 685405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 686405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 687405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 688405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 689405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 69011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 691f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 692f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 693f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 694bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6957ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 696bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 697bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 698bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6998aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 700bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 701bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 702bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 7032542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 7042542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7057ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 706bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 707bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 708bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 7098fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 710bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7118fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 7122542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 7137ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 714bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 715bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 7168aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 7178aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 7188fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 719bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 720bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 721bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 7227ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 723bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 724eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 725bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 726bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 7277ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 728bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 729eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 730eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 731eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 732eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 733eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 734eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7358b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 7368b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 7378b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 7382542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 739746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7408fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7412542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7425ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7437273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7447273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 7455ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 7467273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7475ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7485ec9924d24495822b589f1a17996655d66273b30Romain Guy 7492542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 750d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7515cbbce535744b89df5ecea95de21ee3733298260Romain Guy 752f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 753bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 754bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 755bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 756bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 757ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 758eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 759eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 760d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 761af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 762d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 763dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 764d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 765d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 766bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 767bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 777d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 779d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 790d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 791d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 792d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 793d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 794d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 795d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 796d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 797d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 798d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 799d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 800d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 801408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 802408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 803408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 804408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 805408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 806408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 807408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 808408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 809408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 810408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 811408eb12631376cbdc96803e918decf6ea804d346Chris Craik 812d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 813d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 814d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 815d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 816d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 817d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 818d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 819d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 820d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 821d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 822d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 823d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 824d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 825408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 826d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 827408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 828d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 829d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 8300e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 831d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 832d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 833d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 834d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 835d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 836d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 837d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8381c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8556b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8566b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8576b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8586b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 86387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8641c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8651c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8661c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8711c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 88387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 88487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 88587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 88687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 88787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 889d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 890d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 891eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 892fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 893dda570201ac851dd85af3861f7e575721d3345daRomain Guy 894eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 895eb99356a0548684a501766e6a524529ab93304c8Romain Guy 896f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 897d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8988aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 899d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 900408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 901dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 902dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 903408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 904b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 905b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 906dda570201ac851dd85af3861f7e575721d3345daRomain Guy 907a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9088550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 909f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 910f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 911bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 912bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 9139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 9148aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 9159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 9169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 917c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 918a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 9197c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 920dda570201ac851dd85af3861f7e575721d3345daRomain Guy 9218fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 922d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 923d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 9241d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9257273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 926eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 927d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 928eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 929eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 931514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 934d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 9359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 9369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 937514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 938514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 939d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 940514fb18827186591d66973c2362c859b64b63556Romain Guy } 9417b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 94254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 94354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 944ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 945eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 946f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 947d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 948bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 949bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 950d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 951c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 954d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 955c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 956c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 957d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 958d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 959d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 960d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 961d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 962d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9642b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9657c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9720908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 979f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 982586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9838f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9991d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 10001d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 10013762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 10021d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 10031d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10041d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 10058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 10068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 10075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 1008eb99356a0548684a501766e6a524529ab93304c8Romain Guy 100939a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 101039a908c1df89e1073627b0dcbce922d826b67055Chris Craik quickRejectNoScissor(rect, &clipRequired); // safely ignore return, should never be rejected 101139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 101239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 1013eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10142b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 10152b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1016e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 1017e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 10188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1021eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 1022eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 10237c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10242b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 10252b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 1026eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1027eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1029f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1033f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1034f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 103503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10368b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1037a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1041eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 10425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 10439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1045171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1048171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1049171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 10529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1053eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10541d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1055746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1056746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1057eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10588550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10591d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1060603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10611d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10621d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10631d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1064aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 10652458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 1066aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1067aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10708f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10718f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10728f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10738f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1074aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1075aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1077aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1078aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1079aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10828f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10848f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10853b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1086ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1087ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10883b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10893b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1091d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1094d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1098aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1099aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1100aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1101aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1102aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1103aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1104aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 11055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 11069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1107aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1108aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1109aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 11105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 11129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 11133b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1114ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1115b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1116b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1117b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 11203b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11213b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1124d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1126d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 112916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1130e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1132e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 11349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1136aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1137aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1138aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1139aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1140aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1141aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 114434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 114534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 114634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 114734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 114834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 114934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 115034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 115134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 115234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 115334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 115434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 115534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 115634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 115734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 115834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 115934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 116034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11639fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11649fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 116534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11669fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1171211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11736c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11746c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11756c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11766c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11776c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11786c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11796c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11806c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 118216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1185f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 119303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy uint32_t numQuads = 0; 11945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11957230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11967230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1197ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11997230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 12007230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 12017230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1202ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 12039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 12043b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 12053b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 12063b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 12079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1208d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 12099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 12109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1211d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 12129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 12139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 121415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 12155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1220f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1222f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 123231e08e953fe7bdb1b1cbc247156cb6a19917a2f1Romain Guy if (numQuads >= gMaxNumberOfQuads) { 123334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 124134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 124234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12457230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 12465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 12495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12693a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12703a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12713a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12723a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12733a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12753a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12773a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12793a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12803a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12932af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12973bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 13005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1302f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 13045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1305f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1311f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1313f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13141bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13151bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13161bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13171bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 13181bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 13191bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13201bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13211bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13221bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 133054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13398a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1356e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1357e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1358e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1359e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 136254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 136354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 136454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 136554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 136654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 136739d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 136854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13708a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 137254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 137354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 137454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 137554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1376e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 137754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 137854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 137954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1380bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1381c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1382c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1383c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1384ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1385c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1386c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1387c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1388ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1389ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1390ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1391ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 139228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 139328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if(!clippedBounds.intersect(currentClip)) { 1394ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1395ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1396ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 139728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1398a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (!currentClip.contains(state.mBounds)) { 140028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 140128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 140228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.left > state.mBounds.left) flags |= kClipSide_Left; 140328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.top > state.mBounds.top) flags |= kClipSide_Top; 140428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.right < state.mBounds.right) flags |= kClipSide_Right; 140528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (currentClip.bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 140628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 140728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1408ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1409d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1410d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1411d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1412ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1413c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1414ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1415ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1416527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1417527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1418ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1419c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1420c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14217273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14227273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1423c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 14247273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 14257273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1426c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1427c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1428c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1429527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 14303b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 14317273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 14327273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1433ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1434527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 143528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 143628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1437ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1438ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1439c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1440c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 144128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 144228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 144328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 144428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 144528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 144628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 144728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 144828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 144928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 145028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 145128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 145228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 145328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1454527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 145528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1456527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1457527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1458c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1459f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1460f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1462f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 14634c2547fa9244e78115cde0a259291053108c3dc7Romain Guy currentTransform().translate(dx, dy); 1464f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1465f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1466f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 14673b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1468f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1469f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1470f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 14713b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1472f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1473f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1474807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 14753b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1476807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1477807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1478f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1479e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 14803b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1481e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 14823b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1483e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1484f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1485f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1486b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 14873b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1488b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1489b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1490f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 14913b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1492f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1493f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1494f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1495e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 14963b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1497e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 14983b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1499f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1500f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1501f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1502f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1503f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1504f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1505bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1506e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1507e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 15088f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 15098a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 15108a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 15118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 15128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15139d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 15149d5316e3f56d138504565ff311145ac01621dff4Romain Guy 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 15178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 15188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 15198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1527c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1528c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1529c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1530c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1531c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15328d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15333bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1535c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1536f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15703ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15713ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15723ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15733ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 15743ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 15753ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15829d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1583079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1584bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1585bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 158639a908c1df89e1073627b0dcbce922d826b67055Chris Craikbool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 158739a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool* clipRequired) { 158839a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 15898a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 15908a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 15918a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15928a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 15933b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 15948a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 15958a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 15978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 15988a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 159939a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!clipRect.intersects(r)) return true; 160035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 160139a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (clipRequired) *clipRequired = !clipRect.contains(r); 160239a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 160335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 160435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1605672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1606672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1607cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1608cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1609cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1610cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1611cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1612cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1614cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1615c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 161639a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 161739a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (quickRejectNoScissor(left, top, right, bottom, &clipRequired)) { 1618dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1619dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1620dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 162139a908c1df89e1073627b0dcbce922d826b67055Chris Craik if (!isDeferred()) { 162239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1623586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 162439a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1625c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1626c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 16278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1628735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 16298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 16308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 16318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 16338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1634735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 16358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 16363b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 16378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 16388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1640735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 16418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 16427ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 16438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 16458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 16468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1648e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1649e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1650735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 16518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 16523b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 16538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 16558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 16568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 16588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 16598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 16608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 16618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 16628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 16638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 16668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 16678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 16688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 16698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1673735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1674735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1675735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 16768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 16778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1681735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1682735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1683a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1684a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1685a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1686a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1687f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 168870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 168970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 169070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16928a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16938a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 169454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1697b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1698b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1699b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1700b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 17018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 170270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17033ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 17053ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 170670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 170770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 17113ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 17123ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 17133ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 17143ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 17153ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 17163ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 171778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 171878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 171970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 172270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 172370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 172470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1726ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1727ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1728ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1729ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1730ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1731ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1732aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1733aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1734aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1735aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 173615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1737ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 173815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 173915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1740710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 174199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 17425b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 17435b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 17448d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 17458d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1746886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1747886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1748886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 174970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 175170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 175486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1755886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1756886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1757886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 175886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 175986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 176086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 176186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 17624121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 17634121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 17644121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17654121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 177270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 177370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1776c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1777c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 177870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 177970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1782c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1783c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1787f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1788f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1789f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1790f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 179154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1792f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1793f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1794f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 179570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1796f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1797f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1798f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1799c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1800c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1801c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1805f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1806f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1807f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1808c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1809c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1810c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1811c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 181270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 181570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 181670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 181970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 182370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 182470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 182570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 18263b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 18273b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 182870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1829c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 183070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 183170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18348a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 18353b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 18368d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18378d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 183870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 183970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 184070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 184170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 184270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 184370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 184470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 184570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 184686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 184786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 18483b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 184986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 18503b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 185186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 185286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1853c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 185486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 185586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 185670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 185770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1859c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 186070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 186170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 186270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 186370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 186486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18655536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 186686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18675536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18685536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18695536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 187070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1871c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 187270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18733b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 187470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1875c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1876c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 187770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 187870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18808d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1881c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1882c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1883c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18848d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18858d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18868d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 188770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1888c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1889c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 189070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 189170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18934121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18944121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18954121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18964121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 189770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1898f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1899cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 190015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 190170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 190370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1904257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 19052d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 190615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 190770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1909aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1910aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 19112d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 191215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1913aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1914aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 19158f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 19168f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 19178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 19188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 19198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1920aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1921aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1922aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1923aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 192470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1925f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1927f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 192870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1929f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 193070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1931d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1932cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 193315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1934cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 193515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 193615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 193715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 193815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 193915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1940ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1941ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1942ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1943ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1944ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1945ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1946ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1947ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1948ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1949ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1950ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1951ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1952ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1953ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1954ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1955ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1956ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 19573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 19583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 19673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 19683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1969cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 197015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1971cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19728d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 197370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 197470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 19755b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1976f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1977cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 197815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 19795b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19805b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 198170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 198270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 198370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 198470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1985f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1986f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1987f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1988ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1989ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 199058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19910fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19920fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 199304c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1994d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 199558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1996ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1997ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 199858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1999c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 2000c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 200128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 200228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik DeferredDisplayList deferredList(*(mSnapshot->clipRect), avoidOverdraw); 2003ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 2004ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 200596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 200696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 200758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 200896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 200958d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 20100fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 20117b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 20126554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 20130fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 20140fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 2015c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 2016ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 20177031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 2018ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 2019ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 2020ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 2021a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 2022a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 2023a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 2024a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 2025a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2026886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2027886b275e529e44a59c54b933453d9bc902973178Romain Guy 2028a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2029a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2030a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2031886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2032886b275e529e44a59c54b933453d9bc902973178Romain Guy 2033a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 20343b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 20353b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 20363b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 2037a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2038a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2039886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2040886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2041886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 20425b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2043e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2046886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 20473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 20483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2049a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2050a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 205103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 205203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 205303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 205403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 205503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 205655b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guystatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, AssetAtlas::Entry* entry, int bitmapCount, 205755b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy TextureVertex* vertices, bool transformed, const Rect& bounds, SkPaint* paint) { 2058527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 205955b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2060527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 20613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2062527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2063527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2064527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 2065527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 2066527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 2067527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2068527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 20692db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy texture->setFilter(transformed ? FILTER(paint) : GL_NEAREST, true); 2070527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2071527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2072527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 2073527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2074527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 2075527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2076527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 2077527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 207803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy GL_TRIANGLES, bitmapCount * 6, true, true, false); 2079527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2080527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 2081527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 2082527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 208303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy GL_TRIANGLES, bitmapCount * 6, false, true, 0, true, false); 2084527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2085527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2086527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2087527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2088527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2089486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20906926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20936926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2094486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20966926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2097a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2099486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 210022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 210122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2102211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2103a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2104a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2105a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2106a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2107486590963e2207d68eebd6944fec70d50d41116aChet Haase 2108486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21098ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 21108ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2111486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2112f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2113f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2114f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2115f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 21166926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2117486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21186926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21196926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2120a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2122486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 212322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 212422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 21255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 21265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 21275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 21285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2129886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2130886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2131886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2132886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2133886b275e529e44a59c54b933453d9bc902973178Romain Guy } 21345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2135486590963e2207d68eebd6944fec70d50d41116aChet Haase 2136486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2137f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2138f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2139486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2140e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2141e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2142e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2143e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2144486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2145e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2146e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2147e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2148e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2149e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2150e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2151886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2152886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2153886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2154886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2155886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2156486590963e2207d68eebd6944fec70d50d41116aChet Haase 2157486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2158e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2159e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2160486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 21615a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 21625a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2163486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21645a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21655a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 216639a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 216739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 216839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2169b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2170b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2171b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2172b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2173b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2174a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2175b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2176ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2177ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2178ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2179ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2180ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2181ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2182ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2183ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2184ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2185ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2186a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21915a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21925a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21935a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21945a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21955a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21965a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 22003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 22013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 22035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 22045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 22055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 22065a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 22075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 22085a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 22095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 22105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2211ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2212ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2213ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 22145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2215ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2216ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2217ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2218b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2219a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2220a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2221a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2222a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 22235a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22245a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 22255a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2226a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2227ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2228a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2229a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2230a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2231ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 22323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 22333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 22343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 22353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 22363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2237ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2238a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2239a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2240a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2241a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2242a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2243a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2244a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2245a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2246a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2247ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2248ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2249a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 22503b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2251b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2252b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2253ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2254ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2255ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2256ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2257ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2258ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2259ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2260ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2261ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2262ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2263ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2264ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2265ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2266ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2267ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2268ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2269ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2270ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2271ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2272ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2273ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2274ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2275ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2276486590963e2207d68eebd6944fec70d50d41116aChet Haase 2277486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2280486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 22818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22828ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 22835c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 22846926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2285486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22866926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22876926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2288a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2290486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 229122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22928ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22938ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22948ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2295c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22983b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 23003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 23013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2302c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 230303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 23048ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 23058ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 230603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 230703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 230803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 230903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2310d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2311d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2312886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2313886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 23146620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2315886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2316886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2317886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2318886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2319c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2320886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2321b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 23223b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 23233b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 23243b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2325886b275e529e44a59c54b933453d9bc902973178Romain Guy 2326886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2327886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2328886b275e529e44a59c54b933453d9bc902973178Romain Guy 2329886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2330886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2331886b275e529e44a59c54b933453d9bc902973178Romain Guy 2332886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2333886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 23346620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2335d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2336886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2337886b275e529e44a59c54b933453d9bc902973178Romain Guy 2338886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2339886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2340886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2341886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2342886b275e529e44a59c54b933453d9bc902973178Romain Guy 2343886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2344886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2345886b275e529e44a59c54b933453d9bc902973178Romain Guy 2346886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2347886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2348886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2349886b275e529e44a59c54b933453d9bc902973178Romain Guy 2350886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2351886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2352886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2353886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2354886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2355886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2356886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2357886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2358886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2359886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2360886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2361886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2362886b275e529e44a59c54b933453d9bc902973178Romain Guy 2363886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2364886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 23656620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23668ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23678ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2368486590963e2207d68eebd6944fec70d50d41116aChet Haase 2369486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2370ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2371ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 23723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 23735c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 23744c2547fa9244e78115cde0a259291053108c3dc7Romain Guy if (quickReject(left, top, right, bottom)) { 23754c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23764c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23774c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23784c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23794c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23804c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23814c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 238203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2383be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2384be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 238503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 238603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float left, float top, float right, float bottom, SkPaint* paint) { 23876926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2388486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23906926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2391211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2392a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2393a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2394a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2395a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23963b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2397a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2398a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2399a4adcf0239039eb8f005be252409901c41b28839Romain Guy 240003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 240103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 240203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 240303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 24043b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 24055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 24068168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 24073b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 24083b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 24095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 24105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 24118ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2412211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2413c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2414c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2415c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 24166620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2417c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 24183b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 24196620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 24205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 24225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2423211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 24243b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 24253b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 24266620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 24273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 24283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 24293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(x, y, right, bottom, texture->id, alpha / 255.0f, 24303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, true, 24323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24336620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 24343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 24353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 24363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLES, mesh->indexCount, false, false, 24373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.patchCache.getMeshBuffer(), true, !mesh->hasEmptyQuads); 24386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2439054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2440486590963e2207d68eebd6944fec70d50d41116aChet Haase 2441486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2442f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2443f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 244403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 244503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 244603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 244703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 244803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 244903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatches(SkBitmap* bitmap, AssetAtlas::Entry* entry, 245003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy TextureVertex* vertices, uint32_t indexCount, SkPaint* paint) { 245103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 245203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 245303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 245403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 245503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 245603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 245703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 245803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 245903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 246003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 246103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 246203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 246303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, alpha / 255.0f, 246403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mode, texture->blend, &vertices[0].position[0], &vertices[0].texture[0], 246503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy GL_TRIANGLES, indexCount, false, true, 0, true, false); 246603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 246703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 246803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 246903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 247065cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 247165cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 24726d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2473bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 247465cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2475bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2476bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 247765cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 247865cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 247965cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 248065cd612face362d054a85d0f7e5881c59cd523beChris Craik 2481710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2482710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2483710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2484710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2485710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2486710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2487710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2488710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 248965cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2490710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2491710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2492710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2493858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2494710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2495710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2496cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2497710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2498710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 24996ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2500710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2501710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2502710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2503710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 25046ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2505710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 25066ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 25076ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2508710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 25096ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 25106d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 25117b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2512710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 25136ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 251404299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 251565cd612face362d054a85d0f7e5881c59cd523beChris Craik 251665cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2517858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2518858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2519858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 252065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 252165cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 252265cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 252365cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 252465cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 252565cd612face362d054a85d0f7e5881c59cd523beChris Craik * 252665cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 252799ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 252865cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 252965cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 253065cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 253165cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 25327b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2533c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2534c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2535c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2536c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2537c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 25387b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 253965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 254065cd612face362d054a85d0f7e5881c59cd523beChris Craik} 25417b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 254265cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 254365cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 254465cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 254565cd612face362d054a85d0f7e5881c59cd523beChris Craik * 254665cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 254765cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 254865cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 254965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 255065cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 255165cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 255265cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 255365cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 255465cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 25557b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 255665cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 25577b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 255865cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 255965cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 256065cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2561d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2562d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2563d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2564d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2565d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 25663b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2567486590963e2207d68eebd6944fec70d50d41116aChet Haase 256865cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 256965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 25705b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25715b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2572486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 25736d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (mSnapshot->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2574ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25756d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25767b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25776d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 25786d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 25796d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik PathTessellator::tessellatePoints(points, count, paint, mSnapshot->transform, bounds, buffer); 25807b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25816d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 25826d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2583ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2584ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25856d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2586486590963e2207d68eebd6944fec70d50d41116aChet Haase 25876d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 25886d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2589ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2590ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2591486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2592e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2593486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2594e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2595ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2596ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 259770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 25983d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2599486590963e2207d68eebd6944fec70d50d41116aChet Haase 2600486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2601c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26029d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2603486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2604486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2605486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 260601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 260701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 260801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 260901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 261001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 261101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2612486590963e2207d68eebd6944fec70d50d41116aChet Haase 2613486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 261401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 261501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2616486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2617710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2618257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2619257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2620710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2621710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 262201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2623cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2624710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2625c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2626710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, 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 float outset = p->getStrokeWidth() / 2; 2634cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2635cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2636cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2637cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2638710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 263965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2640c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 264101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2642710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2643cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2644257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2645257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2646710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2647710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2648cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2649710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2650c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2651710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2652710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2653710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2654710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2655cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2656cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2657cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2658cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2659cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 266065cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2661c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 266201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2663486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2664710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2665257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2666257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2667710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2668710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 266901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2670cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2671710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2672c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2673710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2674710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2675710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2676710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2677710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2678cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2679cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2680cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2681710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 268265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2683c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2684c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2685486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2686780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2687257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2688257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2689780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2690780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26918b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26928b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2693780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26948b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26958b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2696780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 269765cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2698780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2699c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2700780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2701780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2702780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2703780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2704780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2705780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2706780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2707780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2708780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2709780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2710780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2711780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2712780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2713780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2714780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2715780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2716780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 271765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 27188b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 27198b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2720cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2721cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2722cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2723486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2724257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2725257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2726486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 27276926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 27286926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2729710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2730cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2731cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2732cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2733cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2734cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2735c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2736cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2737cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2738cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2739cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2740cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2741cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2742cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2743cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2744cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 274565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2746026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2747026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 27483b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2749710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2750710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 275165cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2752858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2753710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 275465cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2755858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2756c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 27579d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2758416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2759416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2760416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2761416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2762416a847633680d94efb926837efdc18726d54918Raph Levien 2763416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2764416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2765416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2766416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2767c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2768cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2769cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2770cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2771416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2772416a847633680d94efb926837efdc18726d54918Raph Levien 2773c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2774c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2775416a847633680d94efb926837efdc18726d54918Raph Levien 2776c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2777c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2778c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2779416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2780416a847633680d94efb926837efdc18726d54918Raph Levien } 2781416a847633680d94efb926837efdc18726d54918Raph Levien 2782416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2783416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2784416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2785416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2786416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2787416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2788416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2789416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2790416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2791416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2792416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2793416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2794416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2795416a847633680d94efb926837efdc18726d54918Raph Levien 2796416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2797416a847633680d94efb926837efdc18726d54918Raph Levien} 2798416a847633680d94efb926837efdc18726d54918Raph Levien 2799768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2800768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2801768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2802768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2803768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2804257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2805257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2806257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2807257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2808257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2809257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2810257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2811257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2812257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2813257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2814257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2815257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2816257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2817257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2818257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2819257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2820257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2821257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2822257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2823257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2824257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2825257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2826257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2827257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2828257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2829257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2830257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2831257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2832257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2833257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2834257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2835257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2836257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2837257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2838257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2839257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2840257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2841257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2842257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2843257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2844257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2845257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2846486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2847eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2848768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2849486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2850eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2851eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2852671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 28533b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2854486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2855671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2856671d6cf460531825a321edb200523d0faa7792c9Romain Guy 285739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 285839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2859671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2860671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 28613b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2862671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 28633b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 28643b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2865671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2866671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2867b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2868c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2869671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2870671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2871671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2872671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2873671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2874c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2875e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2876e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2877416a847633680d94efb926837efdc18726d54918Raph Levien } 2878416a847633680d94efb926837efdc18726d54918Raph Levien 2879671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 28803b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2881671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2882671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2883671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2884257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2885671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2886671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2887671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2888671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2889211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2890671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2891257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2892671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2893257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2894671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2895671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 28963b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2897671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2898671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2899671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2900671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2901486590963e2207d68eebd6944fec70d50d41116aChet Haase 2902486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2903eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2904eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2905624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2906624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2907624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2908624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2909624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2910624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2911b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2912624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2913624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2914624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2915624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2916624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2917624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2918624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2919624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2920624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 292141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 292241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2923527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2924527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2925527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 292628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 292728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 292828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint) || 292928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik quickReject(bounds)) { 293028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 293128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2932cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2933cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 29343a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 29353a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2936624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2937624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2938624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2939c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2940211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2941624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2942624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 29436620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 29446620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 294586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 294686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 294786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29489d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2949c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2950c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2951c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2952c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2953c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2954c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 29551e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 29561e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 295719d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 295819d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2959624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2960624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2961624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2962624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2963624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2964624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2965624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2966624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2967624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2968624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2969624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2970624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29713b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2972c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29736620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2974a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2975257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 297606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2977624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2978624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 297941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2981996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2982257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2983527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2984527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2985527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2986a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29878b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29888b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29898b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 299041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2991996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29928b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 299341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2994996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29954ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2997624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 299841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2999a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 300041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 30015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 3002694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 300341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik drawTextDecorations(text, bytesCount, totalAdvance, oldX, oldY, paint); 3004486590963e2207d68eebd6944fec70d50d41116aChet Haase 3005486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3006694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 3007694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 3008486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 3009325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 3010768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 3011486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 301203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 301303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 301439a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 301539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 301639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 3017b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 3018c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 3019257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 302003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 302103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 302203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 302303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 302403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 302503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 30264121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 302703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 302803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 302903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 303003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 303103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 303203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 303303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 30349777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 3035257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 3036257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 3037257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 3038257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 3039257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 304003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 304103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 30429777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 30434121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 30449777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30459777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 30469777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 304703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 30489777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 30499777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 30509777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 30519777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 30529777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 30533b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 30549777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 30559777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 30569777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 3057486590963e2207d68eebd6944fec70d50d41116aChet Haase 3058486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 3059325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 3060325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 3061486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 3062486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 3063dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 3064a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30657fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3066fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 3067486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 306822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30697fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30708b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30718b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30728b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 307301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3074486590963e2207d68eebd6944fec70d50d41116aChet Haase 3075486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30767fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30777fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3078a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 307935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3080486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30816c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30826c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3083b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3084b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3085b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3086b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3087b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30883b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3089b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3090b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3091b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 309239a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 309335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 309439a908c1df89e1073627b0dcbce922d826b67055Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired); 30954ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 309635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3097b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3098b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3099b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 310035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 310135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 310235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 31035bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 31042bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 310539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 3106a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 31076c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3108211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3109c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3110c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3111e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3112c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 311334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 311434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 3115c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 311616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3117c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3118c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 31198168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3120c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 31219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3122c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3123c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3124c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 31259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 31263b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 31273b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 31283b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 31299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3130d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 31314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 31324ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 31339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3134d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 31359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 31369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 31379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3138c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3139c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 314034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 314134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glDrawElements(GL_TRIANGLES, layer->meshElementCount, 314234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, layer->meshIndices)); 3143c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3144c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 31453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 31463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 31473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 31483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3149c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 31504ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3151c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3152e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 31535bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 31545bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 31554ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 31564ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 31574ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3158f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 315934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3160486590963e2207d68eebd6944fec70d50d41116aChet Haase 3161b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3162b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3163b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3164b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3165486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 31666c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 31676c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 31686926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3169d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3170d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3171d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3172d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3173c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 317406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 317506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 317606f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3177c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3178c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 31798aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 318006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31817fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31827fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3183d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3184db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3185db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3186db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3187db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3188c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3189db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3190db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3191db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3192c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3193db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3194db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3195db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 31961e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 31971e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31981e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31991e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3200c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 32011e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 32021e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32031e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3204c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3205c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3206c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3207c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3208c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 32091e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 32101e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 32111e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 32125ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 32135ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32145ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32155ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3216527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3217527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3218c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3219527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3220527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 32215ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32225ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32235ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3224c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3225c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3226c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 32275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32285ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3229a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3230758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3231758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3232758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 32335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32345ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 32355ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32365ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3237c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3238c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 32395ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32405ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 32415ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 32425ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 32435ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 32446926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 32456926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 32466926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 32473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 32483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 32493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 32503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 32513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 32533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 32543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 325501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 325601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 325701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 325801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 325901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 326001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 326101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 326201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 326301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 326401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 326501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 326601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 326701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 326801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 326901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 327001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 327101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 327201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 327301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 327401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 327501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 327601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 327701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 327801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 327901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 328001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 328101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 328201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 328301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3284f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32850a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 328941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float underlineWidth, 32900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3294726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32950a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3296211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3297726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3298f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33008b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 33010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3302e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3303f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3304f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3305f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3306f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3307f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3308e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3309e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 33100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 33120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3313e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3314e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3315e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3316e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 33170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33180a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 33190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 33200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3321e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3322e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3323e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3324e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 33250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3326e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3327726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3328e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3329726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 33300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 33320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 33330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3334672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3335672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3336672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3338672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3339735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3340735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3341c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3342735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3343735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3344735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3345735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3346735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3347735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3348735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3349735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 33503bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 33513b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 33523b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 33533b753829ae858d424fe109f714745379a6daf455Romain Guy } 3354735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3355672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3356672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3357672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3358672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3359672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3360672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3361672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3362672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3363672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33642af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3365672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3366672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3367672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3368672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3369672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33703b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33713b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 33723b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33733b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33743b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33753b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3376672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33773b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3378672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33793b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33803b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33813b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33823b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3383672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3384672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33853b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3386a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3387a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3388672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3389672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3390672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3391672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3392672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3393672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3394672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3395672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3396672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3397735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3398672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3399672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3400672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3401672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3402672433d90fab7383cd28beac9d4485b566a90940Romain Guy 34038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 34043b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3405672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3406672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3407672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3408672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3409672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3410672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3411672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3412026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 34131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3414d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3415c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3416d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3417d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3418d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 341970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 342015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 34219c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 342270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 342370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 342470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 342570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 342670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 342770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 342870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 342970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 343070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3431c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3432c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3433c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3434c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 343582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 34368164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 343782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 343882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 343982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 344082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3441d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 34428164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 34433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 34443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 34453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy vertices = &mMeshVertices[0].position[0]; 34483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texCoords = &mMeshVertices[0].texture[0]; 34493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 34513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 34523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 34543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34563b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 34573b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 34583b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 34596620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3460d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 34616620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 34623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 34633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 34646620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3465d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 34666620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 34673b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 34683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 34693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 34713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 34726620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 347385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 347485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3475bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3476a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3477a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 347803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3479f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3480f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3481f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3482a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 34836820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 34858694230ff25fa0a60e480d424843e56b718f0516Romain Guy 348670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 348770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 348870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 348970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 349070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 349170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3492886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 349470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 349503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 349670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3497db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3498886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 349986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 350070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 350170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3502db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 35036820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 350470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 350570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 350682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 350782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 35083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 35093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 35103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 35113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 35123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 35143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 35153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 35163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 35173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 35183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 35193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 35203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!ignoreScale) { 35213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 35223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 35233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 35243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 35253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 35263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 35273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 35283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 35293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 35313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 35323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy finishDrawTexture(); 35333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 35343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3535886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3536886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3537886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3538527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3539886b275e529e44a59c54b933453d9bc902973178Romain Guy 3540886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3541886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3542886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3543886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3544886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3545886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3546886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3547886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3548886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3549886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3550527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3551527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3552527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3553527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3554527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3555886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3556886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3557886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3558886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3559886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3560886b275e529e44a59c54b933453d9bc902973178Romain Guy 3561886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3562886b275e529e44a59c54b933453d9bc902973178Romain Guy 3563886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3564886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3565886b275e529e44a59c54b933453d9bc902973178Romain Guy 3566a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3567f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 356878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 356978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 357078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 357178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 357278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 357378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 357478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 357578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 357678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 357778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 357878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 357978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 358078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 358182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3582c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 358382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 358482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 358582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 358682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 358782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 358882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 358933fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 35903bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3591a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3592f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3593a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 359482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 359582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 359682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 359782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 359882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 359982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 360082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 360182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3602a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 360382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 360482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 360582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 360682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 360782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 360882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 360982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 361082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 361182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 361282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 361382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 361482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 361582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 361682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3617fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 361882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 361982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3620fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3621bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3622bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3623889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3624d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3625fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3626d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3627fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 36286926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3629260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 36306926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3631260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3632260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3633026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3634ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 363582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 363682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 363782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 363882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 36398ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 36408ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 364116ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3642be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 364316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 364416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 364587b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 364616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3647db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3648026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3649026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 365016ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 365116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 365216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 365316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 365416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 365516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 365616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 365716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 365816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 365916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 36609d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3661e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3662