OpenGLRenderer.cpp revision 527a3aace1dd72432c2e0472a570e030ad04bf16
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 2403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy#include <SkPathMeasure.h> 25694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 28e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 35c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 360fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 39a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 40e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 41e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 429d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy 48759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 49759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 51f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 52dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 53713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 54d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 559d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 569d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 712ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 722ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 84d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 86026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 87e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 8887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 8987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 922ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 932ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 105d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 107f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 108f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 110f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1133bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1143bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 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; 12387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 125e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 126e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12829d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 12929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 130e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 131e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 13387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 13687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 14113631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 14213631f3da855f200a151e7837ed9f6b079622b58Romain Guy 14313631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 144f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 147ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyvoid OpenGLRenderer::setName(const char* name) { 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy if (name) { 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.setTo(name); 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } else { 151ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy mName.clear(); 152ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy } 153ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 154ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 155ef35927abcd089652f87a985dd6dde7afde58b92Romain Guyconst char* OpenGLRenderer::getName() const { 156ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy return mName.string(); 157ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy} 158ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 15949c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guybool OpenGLRenderer::isDeferred() { 16049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy return false; 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy} 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 16435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 17035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 17135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 17235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 173260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 174bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 175bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 176bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 177eb99356a0548684a501766e6a524529ab93304c8Romain Guy 178eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->height = height; 179eb99356a0548684a501766e6a524529ab93304c8Romain Guy mFirstSnapshot->viewport.set(0, 0, width, height); 180e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 181e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 183c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 184fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 185fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 18696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 1878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 18984962f2fe6ce779c583cc54b11a9de2b6a568117Romain Guy mSnapshot->fbo = getTargetFbo(); 1908fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 191f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1927d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy mSnapshot->setClip(left, top, right, bottom); 1935f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 19496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 195ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 19696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 19796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 19896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 19911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 20096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 20196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 20345e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 20496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glViewport(0, 0, mWidth, mHeight); 2057d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 20654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 20754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 20854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 20954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy mSuppressTiling = mCaches.hasRegisteredFunctors(); 21054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 2115f803623559aab395a29d575c37c4e39c23a4b4eChris Craik startTiling(mSnapshot, true); 2122b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2137c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2147c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 21796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 21896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepare(bool opaque) { 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return prepareDirty(0.0f, 0.0f, mWidth, mHeight, opaque); 22196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 22896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 22996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mSnapshot->fbo == 0) { 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2397c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2407c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 241dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 242dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 243dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 244dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2453bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 246dcfc836b457a87881da409e1acf251515f121446Romain Guy left <= 0.0f && top <= 0.0f && right >= mWidth && bottom >= mHeight) { 247f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 248f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 249f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 250f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 251dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 252dcfc836b457a87881da409e1acf251515f121446Romain Guy } 253dcfc836b457a87881da409e1acf251515f121446Romain Guy} 254dcfc836b457a87881da409e1acf251515f121446Romain Guy 2557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 2566b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy if (!opaque) { 257586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 258ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy mCaches.setScissor(left, mSnapshot->height - bottom, right - left, bottom - top); 2596b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 26044b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 261ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 26244b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2637c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26444b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 265ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 266ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 269ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 270ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 271ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2726b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 273bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 274bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 27557b5268708c3b974296c7d4e58a02a957979224aRomain Guyvoid OpenGLRenderer::startTiling(const sp<Snapshot>& s, bool opaque) { 27654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 2775f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect* clip = &mTilingClip; 278c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (s->flags & Snapshot::kFlagFboTarget) { 2795f803623559aab395a29d575c37c4e39c23a4b4eChris Craik clip = &(s->layer->clipRect); 28054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 282c3fedafc5f50100219449125a000e3138f6fb987Romain Guy startTiling(*clip, s->height, opaque); 283c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 286c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 288c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 28952036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2912b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2932b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 29454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2952b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 297b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2987c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2992b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3002b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 301ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 302ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 303ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 304ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 305ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 306ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 30711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 308b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 31011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 31711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 326a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 327b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 32811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 329c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 330e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 335c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 33896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 339b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 340b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3416c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 342da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 343da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 344da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 345da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 346da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 347da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 34850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 34915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 350f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 351ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3527c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 353da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 354da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3556c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 35608837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 35708837c246c9c27902c59b41c8661c2f27a4aa2bcChet Haase glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 35835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3597c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3613e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3623e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3638025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 364586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 36582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 366746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 367da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 368a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 36950c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37050c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37150c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 37350c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 374da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 375da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 37635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 37735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy sp<Snapshot> snapshot = (mSnapshot != NULL) ? mSnapshot : mFirstSnapshot; 37835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 37935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3807c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 38335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 38435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 38535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 386ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 387932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 388ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3898f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 390ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 391ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 392ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3938f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 394ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 3963d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 3978f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 398ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 399d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 401ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 402ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 403ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 404ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 406ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 417c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 420c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 422c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 423c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4248f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4258f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 426d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4278f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4288f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4298f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4308f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 433408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 434408eb12631376cbdc96803e918decf6ea804d346Chris Craik 435daf98e941e140e8739458126640183b9f296a2abChet Haase interrupt(); 436932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 437c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 4388a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mCaches.enableScissor(); 439f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy if (mDirtyClip) { 440f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy setScissorFromClip(); 441f90f8171e6acb56f9f87093c01fd586f2140697aRomain Guy } 442d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 44380911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy Rect clip(*mSnapshot->clipRect); 44480911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 44580911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 446d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 447d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // tne entire clip region 448d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 449d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 450d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 451d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 45208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 45308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 45408aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 45508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 45608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 45708aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 4587b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.width = getSnapshot()->viewport.getWidth(); 4597b6a75872bd2df96a23453d31c2e2e7fcc373554Chet Haase info.height = getSnapshot()->height; 46008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy getSnapshot()->transform->copyTo(&info.transform[0]); 46180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 462486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t result = (*functor)(DrawGlInfo::kModeDraw, &info) | DrawGlInfo::kStatusDrew; 463cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4648f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 46508aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 466cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4678f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 46865924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 469ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4708f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 471cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 472cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 473daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4746554943a1dd6854c0f4976900956e556767b49e1Romain Guy return result; 475daf98e941e140e8739458126640183b9f296a2abChet Haase} 476daf98e941e140e8739458126640183b9f296a2abChet Haase 477f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 47887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 47987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4810f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4820f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4830f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4840f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 48587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 48687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 48787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 48887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 49387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 49487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 49587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5095f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 5125f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mCaches.setScissor(clip->left, mFirstSnapshot->height - clip->bottom, 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f0000ff, SkXfermode::kSrcOver_Mode); 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x2f00ff00, SkXfermode::kSrcOver_Mode); 51987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 52087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x3fff0000, SkXfermode::kSrcOver_Mode); 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy drawColor(0x7fff0000, SkXfermode::kSrcOver_Mode); 52387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 52687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 52811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 53011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 53296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 53396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 53511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5367c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5377c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5387c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5397c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 54011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 54202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 54396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 54496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 54596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 54611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 54711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 54811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 54911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy startTiling(mSnapshot); 55011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5525bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 55311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 55711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 56196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 56296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 56396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 56696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 57096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5721206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5731206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 57696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 57796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 57896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 58296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 58396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 58496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 58696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 58896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 58996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 59096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 59196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 59296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 59396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 59496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5951206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5961206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 59796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 59802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 59902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 60002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 60102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 60202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 60302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 60496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 60596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 60811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 60996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 61011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 61111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 61311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 61411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 61511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 61602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 61702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 61802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 61902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 62002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 62102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 62202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 62302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 62402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 62511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 62611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 62711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 62811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 62911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 63011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 63111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 63211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 63311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 63411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 63511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 63611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 63711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 63811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 63911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 64011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 64111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 64211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 643f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 644f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 645f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 646bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 6477ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 648bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 649bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 650bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 6518aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 652bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 653bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 654bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 6552542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 6562542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6577ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 658bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 659bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 660bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 6618fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 662bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6638fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 6642542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 6657ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 666bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 667bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6688aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 6698aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 6708fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 671bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 672bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 673bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 6747ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 675bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 676eb99356a0548684a501766e6a524529ab93304c8Romain Guy bool restoreOrtho = mSnapshot->flags & Snapshot::kFlagDirtyOrtho; 677bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 678bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 6797ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 680bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 681eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 682eb99356a0548684a501766e6a524529ab93304c8Romain Guy Rect& r = previous->viewport; 683eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 684eb99356a0548684a501766e6a524529ab93304c8Romain Guy mOrthoMatrix.load(current->orthoMatrix); 685eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 686eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6878b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 6888b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 6898b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6902542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 691746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6928fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6932542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6945ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6957273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 6967273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 6975ec9924d24495822b589f1a17996655d66273b30Romain Guy composeLayer(current, previous); 6987273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 6995ec9924d24495822b589f1a17996655d66273b30Romain Guy } 7005ec9924d24495822b589f1a17996655d66273b30Romain Guy 7012542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 702d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7035cbbce535744b89df5ecea95de21ee3733298260Romain Guy 704f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 705bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 706bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 707bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 708bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 709ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 710eb99356a0548684a501766e6a524529ab93304c8Romain Guy const GLuint previousFbo = mSnapshot->fbo; 711eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 712d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 713af636ebf5feb2837683fbfe965040cb706b32ec1Romain Guy if (!mSnapshot->isIgnored()) { 714d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase createLayer(left, top, right, bottom, alpha, mode, flags, previousFbo); 715dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 716d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 717d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 718bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 719bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 720d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 721d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 722d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 723d90144db52c7297879b950cbbc85137ed123ab5bChris Craik currentTransform().mapRect(bounds); 724d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 725d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 726d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (bounds.intersect(*mSnapshot->clipRect)) { 727d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 728d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 729d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 730d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 731d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 732d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 733d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!bounds.intersect(mSnapshot->previous->viewport)) { 734d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 735d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 736d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 737d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 738d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.loadInverse(currentTransform()); 739d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 741d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 742d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 743d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 746d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 747d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 748d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 749d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 750d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 751d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 752d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 753408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 754408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 755408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 756408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 757408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 758408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 759408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 760408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 761408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 762408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 763408eb12631376cbdc96803e918decf6ea804d346Chris Craik 764d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 765d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const GLuint previousFbo = mSnapshot->fbo; 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (!mSnapshot->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 777408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 778d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 779408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (!mSnapshot->isIgnored()) { 780d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 781d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 782d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 783d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 784d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 785d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 786d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 787d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7911c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7921c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7931c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7941c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7951c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7971c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7981c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 7991c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8001c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8011c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8031c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8041c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8051c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8066b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8076b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8086b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8096b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8121c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 81487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8301c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8311c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8321c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8331c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 83487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 83587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 83687a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 83787a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 83887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 840d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 841d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo) { 842eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 843fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 844dda570201ac851dd85af3861f7e575721d3345daRomain Guy 845eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 846eb99356a0548684a501766e6a524529ab93304c8Romain Guy 847f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 848d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8498aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 850d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 851408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 852dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 853dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 854408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (mSnapshot->isIgnored()) { 855b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 856b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 857dda570201ac851dd85af3861f7e575721d3345daRomain Guy 858a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8598550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 860f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 861f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 862bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 863bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 8649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 8658aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 868c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 869a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8707c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 871dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8728fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 873d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 874d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8751d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 8767273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 877eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 878d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase return createFboLayer(layer, bounds, clip, previousFbo); 879eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 880eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 882514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 885d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bounds.left, mSnapshot->height - bounds.bottom, 8869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getWidth(), layer->getHeight(), 0); 8879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 888514fb18827186591d66973c2362c859b64b63556Romain Guy } else { 889514fb18827186591d66973c2362c859b64b63556Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 890d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 891514fb18827186591d66973c2362c859b64b63556Romain Guy } 8927b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 89354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 89454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 895ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 896eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 897f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 898d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 899bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 900bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 901d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo) { 902c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 905d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 906c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 907c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 908d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 909d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 910d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 911d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 912d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 913d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->orthoMatrix.load(mOrthoMatrix); 9145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9152b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9167c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9230908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 930f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(mSnapshot, true); 9315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 933586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9348f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 9425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mOrthoMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 9501d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 9511d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 9523762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9531d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9541d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9551d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Layer* layer = current->layer; 9578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 9585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const bool fboLayer = current->flags & Snapshot::kFlagIsFboLayer; 959eb99356a0548684a501766e6a524529ab93304c8Romain Guy 960eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9612b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9622b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 963e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 964e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 968eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 969eb99356a0548684a501766e6a524529ab93304c8Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, previous->fbo); 9707c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9712b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 9722b7028eabac80cec170572bc0e945a1d4224e595Romain Guy startTiling(previous); 973eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 974eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 976f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 9779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 9785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 980f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 981f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 98203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9838b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 984a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 988eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *previous->transform); 9909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 9919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 992171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 995171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 996171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 9979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 9999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1000eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10011d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1002746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1003746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1004eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10058550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10061d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1007603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10081d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10091d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10101d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1011aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 1012e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik float alpha = layer->getAlpha() / 255.0f * mSnapshot->alpha; 1013aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1014aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10168f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10178f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10188f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1021aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1022aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1024aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1025aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1026aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10298f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10318f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10323b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate() && 1033ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1034ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 10353b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10363b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1038d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1041d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelView(rect.left, rect.top, rect.right, rect.bottom); 10439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 1045aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawMesh(&mMeshVertices[0].position[0], &mMeshVertices[0].texture[0]); 1046aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1047aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1048aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1049aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy finishDrawTexture(); 1050aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1051aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1054aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1055aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1056aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 10603b753829ae858d424fe109f714745379a6daf455Romain Guy bool simpleTransform = currentTransform().isPureTranslate() && 1061ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1062b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1063b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1064b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 10673b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 10683b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 10699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1071d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1073d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 107616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1077e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 10789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1079e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 10809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 10819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1083aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1084aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1085aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1086aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1087aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1088aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 10939fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 10949fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 109540667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 10969fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 10985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 10995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11018a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // TODO: See LayerRenderer.cpp::generateMesh() for important 11028a3957d43bcae93fbb9f6b4b4c3de8abdb3c953cRomain Guy // information about this implementation 1103211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11056c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11066c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11076c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11086c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11096c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11106c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11116c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11126c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 111416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1117f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 11255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy GLsizei numQuads = 0; 11265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11277230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11287230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1129ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11317230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11327230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11337230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1134ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 11359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 11363b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 11373b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(rect.left + currentTransform().getTranslateX() + 0.5f); 11383b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(rect.top + currentTransform().getTranslateY() + 0.5f); 11399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1140d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1143d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 11449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(rect.left, rect.top, rect.right, rect.bottom); 11459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 114615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawMeshIndices(&mesh[0].position[0], &mesh[0].texture[0]); 11475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 11505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1152f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 11535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1154f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 11555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 11575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 11585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 11595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 11605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 11615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 11635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads >= REGION_MESH_QUAD_COUNT) { 11655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 11665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 11675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 11725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glDrawElements(GL_TRIANGLES, numQuads * 6, GL_UNSIGNED_SHORT, NULL); 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11757230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy finishDrawTexture(); 11765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 11805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11853a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guyvoid OpenGLRenderer::drawRegionRects(const Region& region) { 11863a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 11873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 11883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 11893a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11903a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 11913a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 11923a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 11933a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 11943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11953a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 11963a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 11973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 11983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 11993a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12003a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12013a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12023a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12033a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12043a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12053a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12063a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12073a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12083a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 12093a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 12103a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy int count = 0; 12148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12232af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik count += 4; 12248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12273bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy drawColorRects(rects.array(), count, color, mode, true, dirty, false); 12288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1232f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1235f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1241f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1243f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12441bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 12451bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 12461bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 12471bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 12481bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (bounds.intersect(*mSnapshot->clipRect)) { 12491bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 12501bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 12511bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 12521bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 12535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 125754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 125854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 125954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 126054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 126154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (!mSnapshot->isIgnored()) { 126254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 126354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 126454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 126554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 126654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 126754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 126854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 12698a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 127054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex mesh[count * 6]; 127254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 127354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 127554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 127654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 127754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 127854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 127954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 128054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 128154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 128254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 128354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 128454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 128554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1286e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1287e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1288e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1289e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 129054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 129254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 129354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 129454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 129554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 129654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawModelViewTranslate(0.0f, 0.0f, 0.0f, 0.0f, true); 129739d252a6632d057d5077f7eaf1b8ed7a142f3397Romain Guy setupDrawVertices(&mesh[0].position[0]); 129854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 129954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy glDrawArrays(GL_TRIANGLES, 0, count * 6); 13008a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13018a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 130254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 130354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 130454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 130554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1306e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 130754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 130854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 130954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1310bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1311c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1312c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1313c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1314ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1315c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const Rect& currentClip = *(mSnapshot->clipRect); 1316c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const mat4& currentMatrix = *(mSnapshot->transform); 1317c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1318ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1319ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1320ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1321ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik currentMatrix.mapRect(state.mBounds); 1322ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.intersect(currentClip)) { 1323ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1324ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1325ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1326ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1327ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mBounds.set(currentClip); 1328c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1329ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1330ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1331527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1332527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1333ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik state.mClip.set(currentClip); 1334c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1335c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 13367273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 13377273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1338c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik state.mMatrix.load(currentMatrix); 13397273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 13407273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mAlpha = mSnapshot->alpha; 1341c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1342c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1343c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1344527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 13453b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(state.mMatrix); 13467273daace9303f4662444111c40bb83d3ead4a92Chris Craik mDrawModifiers = state.mDrawModifiers; 13477273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 1348ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1349527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 1350ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, state.mClip.right, state.mClip.bottom); 1351ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1352ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1353c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1354c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1355527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::setFullScreenClip() { 1356527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mSnapshot->setClip(0, 0, mWidth, mHeight); 1357527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 1358527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1359527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1360c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1361f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 1362f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1363f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1364f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 13653b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().translate(dx, dy, 0.0f); 1366f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1367f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1368f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 13693b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().rotate(degrees, 0.0f, 0.0f, 1.0f); 1370f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1371f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1372f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 13733b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().scale(sx, sy, 1.0f); 1374f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1375f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1376807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guyvoid OpenGLRenderer::skew(float sx, float sy) { 13773b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().skew(sx, sy); 1378807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy} 1379807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy 1380f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 1381e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy if (matrix) { 13823b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(*matrix); 1383e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } else { 13843b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().loadIdentity(); 1385e707859415f4c8e1c01228dfaa58fb0a690d442eRomain Guy } 1386f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1387f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1388b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craikbool OpenGLRenderer::hasRectToRectTransform() { 13893b753829ae858d424fe109f714745379a6daf455Romain Guy return CC_LIKELY(currentTransform().rectToRect()); 1390b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik} 1391b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik 1392f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 13933b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(*matrix); 1394f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1395f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1396f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 1397e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy SkMatrix transform; 13983b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 1399e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy transform.preConcat(*matrix); 14003b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().load(transform); 1401f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 1402f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1403f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1404f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1405f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1406f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1407bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1408e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy Rect clip(*mSnapshot->clipRect); 1409e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14108f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 14118a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mCaches.setScissor(clip.left, mSnapshot->height - clip.bottom, 14128a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14138a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14148a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14159d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14169d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 14228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy attachStencilBufferToLayer(mSnapshot->layer); 14238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1429c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1430c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1431c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1432c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1433c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14348d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14353bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14368ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1437c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1438f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 14438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 14448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 14458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 14468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 14478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 14488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 14508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 14528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 14548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 14558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 14568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 14578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 14588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 14598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 14618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 14628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 14648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 14658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 14668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 14688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 14698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0xff000000, SkXfermode::kSrc_Mode, false); 14708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 14723ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 14733ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 14743ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 14753ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 14763ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f0000ff, SkXfermode::kSrcOver_Mode); 14773ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 14798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14849d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 1485079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 1486bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 1487bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 14888a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom) { 14898a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (mSnapshot->isIgnored()) { 14908a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return true; 14918a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14928a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 14938a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect r(left, top, right, bottom); 14943b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 14958a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy r.snapToPixelBoundaries(); 14968a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 14978a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy Rect clipRect(*mSnapshot->clipRect); 14988a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clipRect.snapToPixelBoundaries(); 14998a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 15008a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy return !clipRect.intersects(r); 15018a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy} 15028a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 150335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guybool OpenGLRenderer::quickRejectNoScissor(float left, float top, float right, float bottom, 150435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip) { 150535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (mSnapshot->isIgnored()) { 150635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return true; 150735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 150835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 150935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.set(left, top, right, bottom); 15103b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(transformed); 151135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy transformed.snapToPixelBoundaries(); 151235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 151335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.set(*mSnapshot->clipRect); 151435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy clip.snapToPixelBoundaries(); 151535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 151635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return !clip.intersects(transformed); 151735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 151835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 1519672433d90fab7383cd28beac9d4485b566a90940Romain Guybool OpenGLRenderer::quickRejectPreStroke(float left, float top, float right, float bottom, 1520672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1521cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (paint->getStyle() != SkPaint::kFill_Style) { 1522cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1523cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left - outset, top - outset, right + outset, bottom + outset); 1524cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 1525cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik return quickReject(left, top, right, bottom); 1526cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1527cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik} 1528cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1529c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 1530bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (mSnapshot->isIgnored() || bottom <= top || right <= left) { 1531dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1532dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1533dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 15341d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 15353b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(r); 1536d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy r.snapToPixelBoundaries(); 1537d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1538d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy Rect clipRect(*mSnapshot->clipRect); 1539d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy clipRect.snapToPixelBoundaries(); 1540d2a1ff003b9b1212c9ab4b5f679b5b097720a359Romain Guy 1541586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy bool rejected = !clipRect.intersects(r); 1542586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy if (!isDeferred() && !rejected) { 154387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clipRect.contains(r)); 1544586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 1545586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy 1546586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy return rejected; 1547c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1548c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1550735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 15518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!isDeferred() && !mSnapshot->clipRegion->isEmpty()) { 15528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy drawRegionRects(*mSnapshot->clipRegion, 0x7f00ff00, SkXfermode::kSrcOver_Mode); 15538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1556735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 15578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 15583b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().rectToRect())) { 15598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 15608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 15618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 1562735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 15638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 15647ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 15658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath path; 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path.addRect(left, top, right, bottom); 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return clipPath(&path, op); 1570e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 1571e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1572735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipPath(SkPath* path, SkRegion::Op op) { 15738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkMatrix transform; 15743b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().copyTo(transform); 15758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkPath transformed; 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy path->transform(transform, &transformed); 15788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion clip; 15808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mSnapshot->clipRegion->isEmpty()) { 15818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRegion(*mSnapshot->clipRegion); 15828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Rect* bounds = mSnapshot->clipRect; 15848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy clip.setRect(bounds->left, bounds->top, bounds->right, bounds->bottom); 15858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion region; 15888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy region.setPath(transformed, clip); 15898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(region, op); 15918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 15928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 15938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1595735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1596735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1597735738c4ddf3229caa5f6e634bf591953ac29944Romain Guybool OpenGLRenderer::clipRegion(SkRegion* region, SkRegion::Op op) { 15988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool clipped = mSnapshot->clipRegionTransformed(*region, op); 15998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (clipped) { 16008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy dirtyClip(); 16018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy return !mSnapshot->clipRect->isEmpty(); 1603735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 1604735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1605a23eed808a1ae4ec0d818c0a9238385e797fd056Chet HaaseRect* OpenGLRenderer::getClipRect() { 1606a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase return mSnapshot->clipRect; 1607a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase} 1608a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase 1609f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 161070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 161170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 161270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 16148a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // TODO: It would be best if we could do this before quickReject() 16158a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 161654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 16178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1619b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1620b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1621b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1622b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 16238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 162470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16253ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 162670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16273ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 162870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 162970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 163070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 163170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 163270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16333ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16343ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16353ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16373ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16383ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 164470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1646ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1647ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1648ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1649ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1650ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1651ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1652aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1653aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1654aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1655aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 165615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1657ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 165815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 165915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1660710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 166199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 16625b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16635b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 1664ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPoint(float pointSize) { 1665ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.isPoint = true; 1666ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy mDescription.pointSize = pointSize; 1667ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1668ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 16698d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16708d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1671886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1672886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1673886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 167470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 167570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(mColorR, mColorG, mColorB, mColorA); 167670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 167986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1680886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1681886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1682886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 168386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 168486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mSetShaderColor = mDescription.setAlpha8Color(mColorR, mColorG, mColorB, mColorA); 168586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 168686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16874121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16884121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16894121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16904121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 169170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 169270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 169370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 169470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 169570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = mDescription.setColor(r, g, b, a); 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1701c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1702c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1707c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1708c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1712f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1713f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1714f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1715f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 171654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1717f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1718f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1719f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1721f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1722f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1723f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1724c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1725c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1726c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 172770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 172970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1730f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1731f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1732f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1733c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1734c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1735c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1736c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 174070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 174170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 174470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 174570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 174670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelViewTranslate(float left, float top, float right, float bottom, 174870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform) { 174970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 175070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreTransform) { 17513b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 17523b753829ae858d424fe109f714745379a6daf455Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, currentTransform()); 175370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1754c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 175570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 175670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 175770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17598a5cc92a150bae38ec43732d941b38bb381fe153Chet Haasevoid OpenGLRenderer::setupDrawModelViewIdentity(bool offset) { 17603b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mat4::identity(), currentTransform(), offset); 17618d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 17628d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 176370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawModelView(float left, float top, float right, float bottom, 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform, bool ignoreModelView) { 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!ignoreModelView) { 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 176870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 176970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadIdentity(); 177070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 177186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 177286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 17733b753829ae858d424fe109f714745379a6daf455Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, currentTransform()); 177486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) { 17753b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 177686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 177786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1778c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, mat4::identity()); 177986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (mTrackDirtyRegions && dirty) dirtyLayer(left, top, right, bottom); 178086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 178170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1783ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyvoid OpenGLRenderer::setupDrawPointUniforms() { 1784ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int slot = mCaches.currentProgram->getUniform("pointSize"); 1785ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glUniform1f(slot, mDescription.pointSize); 1786ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 1787ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1789c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 179070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 179170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 179270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 179370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 179486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17955536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 179686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17975536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17985536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17995536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 180070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1801c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 18033b753829ae858d424fe109f714745379a6daf455Romain Guy mModelView.loadInverse(currentTransform()); 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1805c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1806c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 180870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18108d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawShaderIdentityUniforms() { 1811c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1812c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1813c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy mat4::identity(), *mSnapshot, &mTextureUnit); 18148d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 18158d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy} 18168d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy 181770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1818c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1819c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 182070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 182170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 182270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18234121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18244121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18254121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18264121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 182770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1828f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1829cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 183015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 183170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1834257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18352d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 183615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1839aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1840aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18412d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 184215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1843aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1844aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 18458f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 18468f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 18478f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 18488f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 18498f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1850aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1851aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1852aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1853aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 185470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1855f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 185670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (!vertices) { 1857f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 185870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1859f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 186070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1861d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1862cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 186315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1864cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 186515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 186615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 186715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 186815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 186915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1870ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1871ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1872ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1873ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1874ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1875ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1876ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1877ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1878ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1879ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1880ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1881ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1882ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1883ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1884ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1885ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1886ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 188715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords) { 188815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy bool force = mCaches.unbindMeshBuffer(); 1889cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 189015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1891cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18928d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 189370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18955b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haasevoid OpenGLRenderer::setupDrawVertices(GLvoid* vertices) { 1896f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1897cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 189815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 18995b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19005b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 190170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::finishDrawTexture() { 190270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 190370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 190470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1905f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1906f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1907f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1908ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1909ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 191058d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19110fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19120fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 191304c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1914d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 191558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1916ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1917ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 191858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1919c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1920c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1921c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DeferredDisplayList deferredList; 1922ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1923ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 192496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 192596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 192658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 192796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 192858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | deferredList.flush(*this, dirty); 19290fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 19307b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 19316554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 19320fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 19330fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1934c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikvoid OpenGLRenderer::outputDisplayList(DisplayList* displayList) { 1935ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase if (displayList) { 19367031ff68bb998dbbd7caf3b2fd75eef747a86725Romain Guy displayList->output(1); 1937ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase } 1938ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase} 1939ed30fd8e9a2d65ee5c8520de55b0089c219f390cChet Haase 1940a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1941a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1942a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1943a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1944a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1945886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1946886b275e529e44a59c54b933453d9bc902973178Romain Guy 1947a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1948a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1949a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1950886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1951886b275e529e44a59c54b933453d9bc902973178Romain Guy 1952a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 19533b753829ae858d424fe109f714745379a6daf455Romain Guy if (currentTransform().isPureTranslate()) { 19543b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 19553b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 1956a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1957a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1958886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1959886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1960886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 19615b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1962e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 1963886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 1964886b275e529e44a59c54b933453d9bc902973178Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, 1965886b275e529e44a59c54b933453d9bc902973178Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1966a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1967a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1968527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikstatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 1969527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const Rect& bounds, SkPaint* paint) { 1970527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1971527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // merged draw operations don't need scissor, but clip should still be valid 1972527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled); 1973527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1974527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 1975527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik Texture* texture = mCaches.textureCache.get(bitmap); 1976527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 1977527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1978527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1979527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 1980527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 1981527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 1982527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1983527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 1984527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setFilter(GL_NEAREST, true); // merged ops are always pure-translation for now 1985527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1986527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1987527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 1988527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 1989527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 1990527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 1991527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 1992527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 1993527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, true, true); 1994527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1995527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 1996527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 1997527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik &vertices[0].position[0], &vertices[0].texture[0], 1998527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, true); 1999527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2000527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2001527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2002527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2003527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2004486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 20056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 20066926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 20076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 20086926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2009486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20106926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20116926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2012a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20138164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2014486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 201522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 201622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 2017211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2018a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 2019a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2020a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2021a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2022486590963e2207d68eebd6944fec70d50d41116aChet Haase 2023486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20248ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20258ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2026486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 2027f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 2028f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 2029f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 2030f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 20316926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 2032486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20336926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20346926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2035a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20368164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2037486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 203822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 203922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 2044886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2045886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2046886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2047886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2048886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2050486590963e2207d68eebd6944fec70d50d41116aChet Haase 2051486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2052f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2053f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2054486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2055e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2056e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2057e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2058e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy if (quickReject(left, top, right, bottom)) { 2059486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2060e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2061e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2062e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2063e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2064e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2065e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2066886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2067886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2068886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2069886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2070886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2071486590963e2207d68eebd6944fec70d50d41116aChet Haase 2072486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2073e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2074e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2075486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 20765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 20775a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy if (!vertices || mSnapshot->isIgnored()) { 2078486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2081b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2082b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2083b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2084b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2085b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2086a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2087b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2088ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2089ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2090ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2091ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2092ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2093ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2094ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2095ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2096ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2097ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2098a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21025a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21035a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21045a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21055a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21065a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21085a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21095a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21105a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21115a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21125a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21135a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21145a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21155a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21165a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2117ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2118ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2119ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21205a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2121ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2123ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2124b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2125a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2126a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2127a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2128a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21295a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21305a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21315a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2132a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (quickReject(left, top, right, bottom)) { 2133ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2134a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2135a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2136a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2137a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy mCaches.activeTexture(0); 2138a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 2140ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy return DrawGlInfo::kStatusDone; 2142ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2143a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2144a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2145a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2146a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2147a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2148a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2149a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2150a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2151a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2152ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2153ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2154a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 21553b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2156b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2157b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2159ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2163ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2164ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 2165ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, false); 2166ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2167ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2168ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 2169ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawMesh(&mesh[0].position[0], &mesh[0].texture[0], &mesh[0].color[0]); 2170ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2171ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2172ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2173ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy finishDrawTexture(); 2174ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2175ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2176ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2177ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2178ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2179ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2180ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2181486590963e2207d68eebd6944fec70d50d41116aChet Haase 2182486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2185486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 21868ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21878ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 21885c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 21896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 2190486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2193a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21948164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2195486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 219622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21978ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21988ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21998ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2200c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22016816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u1 = fmax(0.0f, srcLeft / width); 22026816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v1 = fmax(0.0f, srcTop / height); 22036816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float u2 = fmin(1.0f, srcRight / width); 22046816972eb69ee8b294553dac92b3c1ad5b1ca1f7Romain Guy const float v2 = fmin(1.0f, srcBottom / height); 2205c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 220603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22078ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22088ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 220903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 221003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 221103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 221203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2213d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2214d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2216886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22176620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2219886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2220886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2222c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2224b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 22253b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate() && !useScaleTransform)) { 22263b753829ae858d424fe109f714745379a6daf455Romain Guy float x = (int) floorf(dstLeft + currentTransform().getTranslateX() + 0.5f); 22273b753829ae858d424fe109f714745379a6daf455Romain Guy float y = (int) floorf(dstTop + currentTransform().getTranslateY() + 0.5f); 2228886b275e529e44a59c54b933453d9bc902973178Romain Guy 2229886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2231886b275e529e44a59c54b933453d9bc902973178Romain Guy 2232886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2233886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2234886b275e529e44a59c54b933453d9bc902973178Romain Guy 2235886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2236886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22376620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2238d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2239886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2240886b275e529e44a59c54b933453d9bc902973178Romain Guy 2241886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2242886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2243886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2244886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2245886b275e529e44a59c54b933453d9bc902973178Romain Guy 2246886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2247886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2248886b275e529e44a59c54b933453d9bc902973178Romain Guy 2249886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2250886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2251886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2252886b275e529e44a59c54b933453d9bc902973178Romain Guy 2253886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(bitmap->getConfig() == SkBitmap::kA8_Config)) { 2254886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2255886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2256886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 2257886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2258886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2259886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2260886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2261886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 2262886b275e529e44a59c54b933453d9bc902973178Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], 2263886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2264886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2265886b275e529e44a59c54b933453d9bc902973178Romain Guy 2266886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2267886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22686620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22698ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22708ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2271486590963e2207d68eebd6944fec70d50d41116aChet Haase 2272486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2273ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2274ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2275486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 22764bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 22775c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2278be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy int alpha; 2279be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode mode; 228016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik getAlphaAndMode(paint, &alpha, &mode); 2281be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2282be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return drawPatch(bitmap, xDivs, yDivs, colors, width, height, numColors, 2283be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy left, top, right, bottom, alpha, mode); 2284be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2285be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2286be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2287be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2288be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode) { 22896926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 2290486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22916926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22926926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2293be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy alpha *= mSnapshot->alpha; 2294be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 22952728f961614a385df1f056fc24803a9f65c90fabRomain Guy const Patch* mesh = mCaches.patchCache.get(bitmap->width(), bitmap->height(), 22964bb942083a0d4db746adf95349108dd8ef842e32Romain Guy right - left, bottom - top, xDivs, yDivs, colors, width, height, numColors); 2297f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 2298211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2299a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2300a4adcf0239039eb8f005be252409901c41b28839Romain Guy Texture* texture = mCaches.textureCache.get(bitmap); 2301a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2302a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 2303a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2304a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2305a4adcf0239039eb8f005be252409901c41b28839Romain Guy 23063b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 23075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23088168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 23093b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetX = left + currentTransform().getTranslateX(); 23103b753829ae858d424fe109f714745379a6daf455Romain Guy const float offsetY = top + currentTransform().getTranslateY(); 23115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23138ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2314211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2315c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2316c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2317c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23186620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2319c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 23203b753829ae858d424fe109f714745379a6daf455Romain Guy left + bounds.right, top + bounds.bottom, currentTransform()); 23216620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2325211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 23263b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 23273b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 23286620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23296620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + right - left, y + bottom - top, texture->id, alpha / 255.0f, 23306620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 23316620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, true, mesh->meshBuffer, 23326620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 23336620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 23346620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 23356620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy mode, texture->blend, (GLvoid*) 0, (GLvoid*) gMeshTextureOffset, 23366620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLES, mesh->verticesCount, false, false, mesh->meshBuffer, 23376620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy true, !mesh->hasEmptyQuads); 23386620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 2339054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2340486590963e2207d68eebd6944fec70d50d41116aChet Haase 2341486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2342f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2343f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 234465cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 234565cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 2346bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik if (!vertexBuffer.getSize()) { 2347bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 234865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2349bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2350bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 235165cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 235265cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 235365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 235465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2355710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2356710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2357710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2358710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2359710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2360710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2361710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 236365cd612face362d054a85d0f7e5881c59cd523beChris Craik setupDrawModelViewIdentity(useOffset); 2364710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2365710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 2366710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShaderIdentityUniforms(); 2367858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2368710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* vertices = vertexBuffer.getBuffer(); 2369710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2370cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2371710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2372710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 23736ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2374710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2375710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2376710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2377710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 23786ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2379710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23806ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23816ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2382710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23836ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2384710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getSize()); 23857b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2386710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23876ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 238804299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 238965cd612face362d054a85d0f7e5881c59cd523beChris Craik 239065cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2391858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2392858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2393858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 239465cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 239565cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 239665cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 239765cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 239865cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 240065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 240199ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 240265cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 240365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 240565cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellatePath(path, paint, mSnapshot->transform, vertexBuffer); 24067b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2407c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2408c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2409c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy PathTessellator::expandBoundsForStroke(bounds, paint, false); 2410c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2411c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24127b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24157b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 241665cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 241965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 242165cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 242265cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 242665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 242765cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 242865cd612face362d054a85d0f7e5881c59cd523beChris Craik if (mSnapshot->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24297b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243065cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24317b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243265cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 243465cd612face362d054a85d0f7e5881c59cd523beChris Craik PathTessellator::tessellateLines(points, count, paint, mSnapshot->transform, bounds, buffer); 2435d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2436d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy if (quickReject(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2437d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2438d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2439d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 24403b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, currentTransform()); 2441486590963e2207d68eebd6944fec70d50d41116aChet Haase 244265cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 244365cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 24445b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24455b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2446486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2447486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2448ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2449ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: The paint's cap style defines whether the points are square or circular 2450ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // TODO: Handle AA for round points 2451ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24525b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase // A stroke width of 0 has a special meaning in Skia: 2453ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy // it draws an unscaled 1px point 24548a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float strokeWidth = paint->getStrokeWidth(); 2455ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy const bool isHairLine = paint->getStrokeWidth() == 0.0f; 24568a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase if (isHairLine) { 24578a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase // Now that we know it's hairline, we can set the effective width, to be used later 24588a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase strokeWidth = 1.0f; 24598a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase } 24608a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase const float halfWidth = strokeWidth / 2; 2461d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2462ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int alpha; 2463ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy SkXfermode::Mode mode; 2464ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2465ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2466ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int verticesCount = count >> 1; 2467ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy int generatedVerticesCount = 0; 2468ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2469ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex pointsData[verticesCount]; 2470ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex* vertex = &pointsData[0]; 2471ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 247204299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // TODO: We should optimize this method to not generate vertices for points 247304299385c681140239b0dc31d9780d087d2b4d7cRomain Guy // that lie outside of the clip. 247404299385c681140239b0dc31d9780d087d2b4d7cRomain Guy mCaches.enableScissor(); 247504299385c681140239b0dc31d9780d087d2b4d7cRomain Guy 2476ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDraw(); 247715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 24788a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawPoint(strokeWidth); 2479ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColor(paint->getColor(), alpha); 2480ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilter(); 2481ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShader(); 2482ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawBlending(mode); 2483ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawProgram(); 24848a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase setupDrawModelViewIdentity(true); 2485ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorUniforms(); 2486ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawColorFilterUniforms(); 2487ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawPointUniforms(); 2488ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawShaderIdentityUniforms(); 2489ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy setupDrawMesh(vertex); 2490ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2491ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy for (int i = 0; i < count; i += 2) { 2492ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy TextureVertex::set(vertex++, points[i], points[i + 1], 0.0f, 0.0f); 2493ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy generatedVerticesCount++; 24947b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24958a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float left = points[i] - halfWidth; 24968a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float right = points[i] + halfWidth; 24978a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float top = points[i + 1] - halfWidth; 24988a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase float bottom = points [i + 1] + halfWidth; 24997b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25003b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 2501ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2502ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2503ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy glDrawArrays(GL_POINTS, 0, generatedVerticesCount); 2504486590963e2207d68eebd6944fec70d50d41116aChet Haase 2505486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2506ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2507ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2508486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2509e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2510486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2511e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2512ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy Rect& clip(*mSnapshot->clipRect); 2513ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 251470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 25153d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2516486590963e2207d68eebd6944fec70d50d41116aChet Haase 2517486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2518c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25199d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2520486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2521486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2522486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 252301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 252401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 252501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 252601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 252701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 252801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2529486590963e2207d68eebd6944fec70d50d41116aChet Haase 2530486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 253101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 253201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2533486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2534710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2535257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2536257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2537710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2538710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 253901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2540cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2541710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2542c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2543710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2544710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2545710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2546710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2547710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2548710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2549cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2550cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2551cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2552cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2553cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2554cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2555710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 255665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2557c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 255801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2559710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2560cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (mSnapshot->isIgnored() || quickRejectPreStroke(x - radius, y - radius, 2561257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2562257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2563710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2564710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2565cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2566710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2567c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2568710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2569710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2570710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2571710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2572cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2573cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2574cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2575cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2576cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 257765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2578c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 257901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2580486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2581710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2582257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2583257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2584710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2585710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 258601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2587cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2589c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2590710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2591710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2592710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2593710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2594710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2595cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2596cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2597cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2598710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 259965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2600c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2601c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2602486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2603780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2604257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2605257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2606780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2607780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26088b2f5267f16c295f12faab810527cd6311997e34Romain Guy 26098b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2610780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 26118b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 26128b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2613780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 261465cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2615780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2616c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2617780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2618780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2619780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2620780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2621780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2622780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2623780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2624780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2625780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2626780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2627780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2628780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2629780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2630780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2631780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2632780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2633780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 263465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26358b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26368b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2637cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2638cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2639cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2640486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2641257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (mSnapshot->isIgnored() || quickRejectPreStroke(left, top, right, bottom, p) || 2642257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2643486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26446926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26456926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2646710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2647cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2648cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2649cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2650cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2651cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2652c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2653cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2654cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2655cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2656cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2657cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2658cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2659cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2660cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2661cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 266265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2663026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2664026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 26653b753829ae858d424fe109f714745379a6daf455Romain Guy if (p->isAntiAlias() && !currentTransform().isSimple()) { 2666710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2667710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 266865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2669858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2670710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 267165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2672858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2673c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26749d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2675416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2676416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2677416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2678416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2679416a847633680d94efb926837efdc18726d54918Raph Levien 2680416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2681416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2682416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2683416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2684c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2685cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2686cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2687cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2688416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2689416a847633680d94efb926837efdc18726d54918Raph Levien 2690c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2691c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2692416a847633680d94efb926837efdc18726d54918Raph Levien 2693c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2694c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2695c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2696416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2697416a847633680d94efb926837efdc18726d54918Raph Levien } 2698416a847633680d94efb926837efdc18726d54918Raph Levien 2699416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2700416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2701416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2702416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2703416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2704416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2705416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 2706416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawModelView(sx, sy, sx + shadow->width, sy + shadow->height); 2707416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2708416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2709416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2710416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2711416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2712416a847633680d94efb926837efdc18726d54918Raph Levien 2713416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2714416a847633680d94efb926837efdc18726d54918Raph Levien} 2715416a847633680d94efb926837efdc18726d54918Raph Levien 2716768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2717768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2718768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2719768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2720768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2721257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor: public Functor { 2722257ae3502cfad43df681b1783528d645bdabc63fRomain Guypublic: 2723257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor(OpenGLRenderer& renderer, float x, float y, bool pureTranslate, 2724257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha, SkXfermode::Mode mode, SkPaint* paint): Functor(), 2725257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer(renderer), x(x), y(y), pureTranslate(pureTranslate), 2726257ae3502cfad43df681b1783528d645bdabc63fRomain Guy alpha(alpha), mode(mode), paint(paint) { 2727257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2728257ae3502cfad43df681b1783528d645bdabc63fRomain Guy ~TextSetupFunctor() { } 2729257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2730257ae3502cfad43df681b1783528d645bdabc63fRomain Guy status_t operator ()(int what, void* data) { 2731257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDraw(); 2732257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGamma(paint); 2733257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawDirtyRegionsDisabled(); 2734257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawWithTexture(true); 2735257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawAlpha8Color(paint->getColor(), alpha); 2736257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilter(); 2737257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShader(); 2738257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawBlending(true, mode); 2739257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawProgram(); 2740257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawModelView(x, y, x, y, pureTranslate, true); 2741257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2742257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2743257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2744257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2745257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTexture(0); 2746257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawPureColorUniforms(); 2747257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawColorFilterUniforms(); 2748257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawShaderUniforms(pureTranslate); 2749257ae3502cfad43df681b1783528d645bdabc63fRomain Guy renderer.setupDrawTextGammaUniforms(); 2750257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2751257ae3502cfad43df681b1783528d645bdabc63fRomain Guy return NO_ERROR; 2752257ae3502cfad43df681b1783528d645bdabc63fRomain Guy } 2753257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2754257ae3502cfad43df681b1783528d645bdabc63fRomain Guy OpenGLRenderer& renderer; 2755257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float x; 2756257ae3502cfad43df681b1783528d645bdabc63fRomain Guy float y; 2757257ae3502cfad43df681b1783528d645bdabc63fRomain Guy bool pureTranslate; 2758257ae3502cfad43df681b1783528d645bdabc63fRomain Guy int alpha; 2759257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkXfermode::Mode mode; 2760257ae3502cfad43df681b1783528d645bdabc63fRomain Guy SkPaint* paint; 2761257ae3502cfad43df681b1783528d645bdabc63fRomain Guy}; 2762257ae3502cfad43df681b1783528d645bdabc63fRomain Guy 2763486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2764eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2765768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2766486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2767eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2768eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2769671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 27703b753829ae858d424fe109f714745379a6daf455Romain Guy if (!currentTransform().isSimple()) { 2771486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2772671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2773671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2774671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2775671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 27763b753829ae858d424fe109f714745379a6daf455Romain Guy const bool pureTranslate = currentTransform().isPureTranslate(); 2777671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 27783b753829ae858d424fe109f714745379a6daf455Romain Guy x = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 27793b753829ae858d424fe109f714745379a6daf455Romain Guy y = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 2780671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2781671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2782b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2783c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2784671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2785671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2786671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2787671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2788671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2789c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2790e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2791e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2792416a847633680d94efb926837efdc18726d54918Raph Levien } 2793416a847633680d94efb926837efdc18726d54918Raph Levien 2794671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 27953b753829ae858d424fe109f714745379a6daf455Romain Guy bool linearFilter = currentTransform().changesBounds(); 2796671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2797671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2798671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2799257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2800671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2801671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2802671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2803671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2804211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2805671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2806257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2807671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2808257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2809671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2810671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 28113b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 2812671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2813671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2814671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2815671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2816486590963e2207d68eebd6944fec70d50d41116aChet Haase 2817486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2818eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2819eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2820624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2821624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2822624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2823624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2824624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2825624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2826b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2827624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2828624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2829624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy currentTransform().decomposeScale(sx, sy); 2830624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2831624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2832624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2833624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2834624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2835624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2836c25259519f1b74bb62a2b051b74537f073436b5cRomain Guystatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 2837527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik float x, float y, const float* positions, SkPaint* paint, float length, 2838527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2839527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2840527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate && 2841527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint))) { 2842486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2843e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2844e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2845a1cff5043d0fbd78fcf9c48e7658e56a5b0c2de3Chet Haase if (length < 0.0f) length = paint->measureText(text, bytesCount); 2846e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 2847e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 2848e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 2849e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2850e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 2851e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 2852e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2853e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 2854e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 2855e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 2856e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 2857cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy SkPaint::FontMetrics metrics; 2858cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy paint->getFontMetrics(&metrics, 0.0f); 2859527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 2860527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (quickReject(x, y + metrics.fTop, x + length, y + metrics.fBottom)) { 2861527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDone; 2862527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2863527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2864527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // merged draw operations don't need scissor, but clip should still be valid 2865527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled); 2866cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2867cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28683a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28693a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2870624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2871624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const mat4& transform = currentTransform(); 2872624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2873c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2874211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2875624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2876624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28786620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 287986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 288086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 288186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28829d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2883c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2884c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2885c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2886c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2887c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2888c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 28891e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28901e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 289119d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 289219d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2893624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2894624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2895624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2896624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2897624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2898624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2899624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2900624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2901624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2902624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2903624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2904624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 29053b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2906c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 29076620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2908a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2909257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 291006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2911624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2912624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const Rect* clip = !pureTranslate ? NULL : mSnapshot->clipRect; 29135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 29145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2915996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 2916257ae3502cfad43df681b1783528d645bdabc63fRomain Guy TextSetupFunctor functor(*this, x, y, pureTranslate, alpha, mode, paint); 2917527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2918527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2919527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2920a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 29218b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 29228b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 29238b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 2924527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik positions, hasActiveLayer ? &bounds : NULL, &functor, forceFinish); 2925996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 29268b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2927527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik positions, hasActiveLayer ? &bounds : NULL, &functor, forceFinish); 2928996e57c84368058be793897ebc355b917a59abc2Raph Levien } 29294ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2930527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2931624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 2932624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy transform.mapRect(bounds); 2933a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 29344ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 29355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2936694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 29373a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy drawTextDecorations(text, bytesCount, length, oldX, oldY, paint); 2938486590963e2207d68eebd6944fec70d50d41116aChet Haase 2939486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2940694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2941694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2942486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2943325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2944768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy if (text == NULL || count == 0 || mSnapshot->isIgnored() || canSkipText(paint)) { 2945486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 294603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 294703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 2948b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2949c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2950257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 295103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 295203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 295303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 295403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 295503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 295603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDraw(); 29574121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGamma(paint); 295803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawDirtyRegionsDisabled(); 295903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawWithTexture(true); 296003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 296103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilter(); 296203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawShader(); 296303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawBlending(true, mode); 296403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawProgram(); 29659777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawModelView(0.0f, 0.0f, 0.0f, 0.0f, false, true); 2966257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // Calling setupDrawTexture with the name 0 will enable the 2967257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // uv attributes and increase the texture unit count 2968257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // texture binding will be performed by the font renderer as 2969257ae3502cfad43df681b1783528d645bdabc63fRomain Guy // needed 2970257ae3502cfad43df681b1783528d645bdabc63fRomain Guy setupDrawTexture(0); 297103d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawPureColorUniforms(); 297203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy setupDrawColorFilterUniforms(); 29739777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy setupDrawShaderUniforms(false); 29744121063313ac0d6f69f6253cac821d0c1c122086Romain Guy setupDrawTextGammaUniforms(); 29759777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29769777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29779777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 297803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29799777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29809777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29819777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 29829777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy hOffset, vOffset, hasActiveLayer ? &bounds : NULL)) { 29839777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 29843b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().mapRect(bounds); 29859777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29869777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29879777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2988486590963e2207d68eebd6944fec70d50d41116aChet Haase 2989486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2990325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2991325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2992486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 2993486590963e2207d68eebd6944fec70d50d41116aChet Haase if (mSnapshot->isIgnored()) return DrawGlInfo::kStatusDone; 2994dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2995a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29967fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2997fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2998486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 299922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 30007fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 30018b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 30028b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 30038b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 300401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 3005486590963e2207d68eebd6944fec70d50d41116aChet Haase 3006486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30077fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 30087fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 3009a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 301035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 3011486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 30126c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 30136c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3014b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 3015b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 3016b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 3017b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 3018b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 30193b753829ae858d424fe109f714745379a6daf455Romain Guy currentTransform().multiply(*transform); 3020b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3021b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3022b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 302335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect transformed; 302435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect clip; 302535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy const bool rejected = quickRejectNoScissor(x, y, 302635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight(), transformed, clip); 30274ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 302835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 3029b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3030b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3031b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 303235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 303335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 303435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 30355bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 30362bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 303787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.setScissorEnabled(mScissorOptimizationDisabled || !clip.contains(transformed)); 3038a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 30396c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 3040211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 3041c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 3042c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 3043e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 3044c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 304540667676e542a9daeafeac9904c30004e8706fd3Romain Guy composeLayerRect(layer, layer->regionRect); 3046c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 304716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3048c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3049c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30508168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 3051c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 30529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 3053c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3054c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 3055c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 30569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 30573b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 30583b753829ae858d424fe109f714745379a6daf455Romain Guy int tx = (int) floorf(x + currentTransform().getTranslateX() + 0.5f); 30593b753829ae858d424fe109f714745379a6daf455Romain Guy int ty = (int) floorf(y + currentTransform().getTranslateY() + 0.5f); 30609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3061d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30624ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy setupDrawModelViewTranslate(tx, ty, 30634ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3065d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawModelViewTranslate(x, y, 30679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3069c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawMesh(&layer->mesh[0].position[0], &layer->mesh[0].texture[0]); 3070c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3071c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy glDrawElements(GL_TRIANGLES, layer->meshElementCount, 3072c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy GL_UNSIGNED_SHORT, layer->meshIndices); 3073c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3074c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy finishDrawTexture(); 30753a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 30763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 30773a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawRegionRects(layer->region); 30783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3079c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30804ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 3081c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 3082e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 30835bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30845bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 30854ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 30864ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 30874ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3088f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 3089486590963e2207d68eebd6944fec70d50d41116aChet Haase 3090b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3091b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3092b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3093b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3094486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30956c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30966c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 3098d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 3099d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3100d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3101d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 3102c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 310306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 310406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 310506f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3106c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3107c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3108c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 310906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 31107fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 31117fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3112d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3113db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3114db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3115db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3116db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3117c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3118db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3119db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3120db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3121c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3122db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3123db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3124db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 31251e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 31261e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31271e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31281e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3129c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 31301e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31311e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31321e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3133c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3134c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3135c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3136c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3137c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 31381e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 31391e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 31401e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 31415ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 31425ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31435ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31445ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3145527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3146527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3147c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3148527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3149527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 31505ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31515ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31525ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3153c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3154c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3155c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 31565ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31575ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3158a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3159758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3160758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3161758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 31625ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31635ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 31645ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31655ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3166c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3167c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 31685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31695ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 31705ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31715ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31725ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31736926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31746926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31756926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 317601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 317701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 317801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 317901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 318001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 318101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 318201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 318301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 318401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 318501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 318601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 318701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 318801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 318901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 319001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 319101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 319201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 319301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawModelView(x, y, x + texture->width, y + texture->height); 319401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 319501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 319601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 319701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 319801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 319901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 320001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 320101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 320201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy finishDrawTexture(); 320301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 320401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3205f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 32060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 32070a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 32080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 32090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 32110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 32120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 32130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 32140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3215726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 32160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 32170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 32180a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 3219726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy underlineWidth = paintCopy.measureText(text, bytesCount); 32200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3222211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3223726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3224f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 32250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32268b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 32270a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3228e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3229f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3230f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3231f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3232f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3233f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3234e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3235e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 32360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 32380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3239e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3240e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3241e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3242e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 32450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 32460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3247e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3248e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3249e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3250e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 32510a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3252e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3253726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3254e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3255726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 32560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 32580a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 32590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3260672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3261672433d90fab7383cd28beac9d4485b566a90940Romain Guy if (mSnapshot->isIgnored()) { 3262672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3263672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3264672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3265735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3266735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3267c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3268735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3269735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3270735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3271735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3272735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3273735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3274735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3275735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 32763bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 32773b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 32783b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 32793b753829ae858d424fe109f714745379a6daf455Romain Guy } 3280735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3281672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3282672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3283672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3284672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3285672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3286672433d90fab7383cd28beac9d4485b566a90940Romain Guy int vertexCount = 0; 3287672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex mesh[count * 6]; 3288672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3289672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32902af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3291672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3292672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3293672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3294672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3295672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32963b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32973b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32983b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32993b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 33003b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 33013b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3302672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33033b753829ae858d424fe109f714745379a6daf455Romain Guy vertexCount += 6; 3304672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33053b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 33063b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 33073b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 33083b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3309672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3310672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33113b753829ae858d424fe109f714745379a6daf455Romain Guy if (clip && quickReject(left, top, right, bottom)) { 3312a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3313a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3314672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3315672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3316672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3317672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 3318672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3319672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3320672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3321672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3322672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 3323735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy setupDrawModelView(0.0f, 0.0f, 1.0f, 1.0f, ignoreTransform, true); 3324672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3325672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3326672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3327672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawVertices((GLvoid*) &mesh[0].position[0]); 3328672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 33303b753829ae858d424fe109f714745379a6daf455Romain Guy dirtyLayer(left, top, right, bottom, currentTransform()); 3331672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3332672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3333672433d90fab7383cd28beac9d4485b566a90940Romain Guy glDrawArrays(GL_TRIANGLES, 0, vertexCount); 3334672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3335672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3336672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3337672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3338026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 33391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3340d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3341c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3342d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3343d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3344d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 334570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 334615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 33479c0b188e4231bcb967234f3646c178d22d8a9f50Romain Guy setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 334870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 334970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 335070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 335170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 335270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 335370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 335470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 335570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 335670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3357c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3358c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3359c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3360c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 336182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 33628164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 336382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 336482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 336582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 336682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3367d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33688164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33693b753829ae858d424fe109f714745379a6daf455Romain Guy if (CC_LIKELY(currentTransform().isPureTranslate())) { 33703b753829ae858d424fe109f714745379a6daf455Romain Guy const float x = (int) floorf(left + currentTransform().getTranslateX() + 0.5f); 33713b753829ae858d424fe109f714745379a6daf455Romain Guy const float y = (int) floorf(top + currentTransform().getTranslateY() + 0.5f); 33726620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3373d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33746620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 33756620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy alpha / 255.0f, mode, texture->blend, (GLvoid*) NULL, 33766620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount, false, true); 33776620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3378d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 33796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 33806620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy texture->blend, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 33816620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy GL_TRIANGLE_STRIP, gMeshCount); 33826620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 338385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 338485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3385bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3386a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3387a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 338803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3389f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3390f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3391f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3392a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 33936820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst, bool ignoreTransform, GLuint vbo, bool ignoreScale, bool dirty) { 33958694230ff25fa0a60e480d424843e56b718f0516Romain Guy 339670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 339770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 339870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 339970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 340070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 340170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3402886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (!ignoreScale) { 340470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelView(left, top, right, bottom, ignoreTransform); 340503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy } else { 340670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3407db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 3408886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 340986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 341070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 341170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3412db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 34136820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 341470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 341570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy finishDrawTexture(); 341682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 341782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3418886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3419886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3420886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 3421527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale, bool dirty) { 3422886b275e529e44a59c54b933453d9bc902973178Romain Guy 3423886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3424886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3425886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3426886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3427886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3428886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3429886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3430886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3431886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3432886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 3433527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!ignoreScale) { 3434527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelView(left, top, right, bottom, ignoreTransform); 3435527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 3436527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik setupDrawModelViewTranslate(left, top, right, bottom, ignoreTransform); 3437527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 3438886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3439886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3440886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 3441886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShaderUniforms(); 3442886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3443886b275e529e44a59c54b933453d9bc902973178Romain Guy 3444886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3445886b275e529e44a59c54b933453d9bc902973178Romain Guy 3446886b275e529e44a59c54b933453d9bc902973178Romain Guy finishDrawTexture(); 3447886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3448886b275e529e44a59c54b933453d9bc902973178Romain Guy 3449a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3450f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 345182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3452c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 345382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 345482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 345582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 345682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 345782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 345882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 345933fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34603bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3461a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3462f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3463a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 346482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 346582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 346682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 346782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 346882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 346982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 347082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 347182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3472a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 347382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 347482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 347682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 347782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 347882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 347982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 348082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 348182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 348282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 348382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 348482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 348582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 348682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3487fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 348882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 348982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3490fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3491bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3492bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3493889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3494d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3495fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3496d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3497fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3499260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35006926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3501260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3502260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3503026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3504ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 350582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 350682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 350782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 350882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35098ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35108ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 351116ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3512be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 351316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 351416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 351516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik *alpha = mDrawModifiers.mOverrideLayerAlpha; 351616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3517db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase *alpha *= mSnapshot->alpha; 3518026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3519026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 352016ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 352116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 352216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 352316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 352416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 352516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 352616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 352716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik return alpha * mSnapshot->alpha; 352816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 352916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35309d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3531e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3532