OpenGLRenderer.cpp revision d6b65f67717025b1162f86f04e2caa5723566cac
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 24694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 255cbbce535744b89df5ecea95de21ee3733298260Romain Guy 265cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 27e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 34c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 350fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 36405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 3765cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 3887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 3955bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 40a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4155bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 42e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 43e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 449d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy 469d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 479d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 489d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 499d5316e3f56d138504565ff311145ac01621dff4Romain Guy 50759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define RAD_TO_DEG (180.0f / 3.14159265f) 51759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy#define MIN_ANGLE 0.001f 52759ea80dca64ad652110a129e0d8bf93fea79f61Romain Guy 53f877308f77f7c6f3edd91618a092207dd3be9077Romain Guy#define ALPHA_THRESHOLD 0 54dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 55713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#define FILTER(paint) (!paint || paint->isFilterBitmap() ? GL_LINEAR : GL_NEAREST) 56d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 579d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 589d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 599d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 609d5316e3f56d138504565ff311145ac01621dff4Romain Guy 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 66889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 67889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 68889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 69889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 71026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 72026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 732ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 742ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 752ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 762ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 772ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 782ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 792ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 802ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 812ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 822ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 832ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 842ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 852ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 86d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 872ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 88026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 89e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 9187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 9287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 93f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 942ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 107d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1082ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 109f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 110f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 113448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 114448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 115448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 116448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 117448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 118448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 119448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 120448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 121f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 122f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 123f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1243bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain GuyOpenGLRenderer::OpenGLRenderer(): 1253bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy mCaches(Caches::getInstance()), mExtensions(Extensions::getInstance()) { 126527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 127527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 12816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 129026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 130ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 131ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 13296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 13378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = false; 13487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 13587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = false; 136e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 137e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 13929d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 14029d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 141e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 142e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 14487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 14587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 14687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 14787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 14887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 14987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 15087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 15187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 15213631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 15313631f3da855f200a151e7837ed9f6b079622b58Romain Guy 15413631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 155f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 156f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 157f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 15885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 15935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy initViewport(width, height); 16035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 16235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 16335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 16535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 16635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 16735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::initViewport(int width, int height) { 168ba9b613437c34873fa95800a25fc51720638267cChris Craik if (mCaches.propertyEnable3d) { 169f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: make view proj app configurable 170ba9b613437c34873fa95800a25fc51720638267cChris Craik float dist = std::max(width, height) * 1.5; 171ba9b613437c34873fa95800a25fc51720638267cChris Craik dist *= mCaches.propertyCameraDistance; 172f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik Matrix4 projection; 173f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik projection.loadFrustum(-width / 2, -height / 2, width / 2, height / 2, dist, 0); 174f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik Matrix4 view; 175f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik view.loadLookAt(0, 0, dist, 176f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 0, 0, 0, 177f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 0, 1, 0); 178f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadMultiply(projection, view); 179f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.translate(-width/2, -height/2); 180f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } else { 181f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadOrtho(0, width, height, 0, -1, 1); 182f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } 183bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 18414e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeViewport(width, height); 185e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 186e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 18796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 188c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 189fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 190fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy 19114e513058ed4168c94e015638d16f5f87fd8063aChris Craik initializeSaveStack(left, top, right, bottom); 19296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 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 20414e513058ed4168c94e015638d16f5f87fd8063aChris Craik glViewport(0, 0, getWidth(), getHeight()); 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 211d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(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::prepareDirty(float left, float top, 22096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 22178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 22296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 22396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 22496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 22596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 22696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 22796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 228d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 22996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 23096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2367c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2377c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 238dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 239dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 240dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 241dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2423bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 24314e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 244f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 245f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 246f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 247f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 248dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 249dcfc836b457a87881da409e1acf251515f121446Romain Guy } 250dcfc836b457a87881da409e1acf251515f121446Romain Guy} 251dcfc836b457a87881da409e1acf251515f121446Romain Guy 2527c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 25378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 254586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 255d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.setScissor(left, currentSnapshot()->height - bottom, right - left, bottom - top); 2566b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 25744b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 258ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 25944b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2607c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 26144b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 262ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 263ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 264ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 265ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 266ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 267ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 268ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2696b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 270bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 271bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 272d6b65f67717025b1162f86f04e2caa5723566cacChris Craikvoid OpenGLRenderer::startTilingCurrentClip(bool opaque) { 27354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 274d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 275d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 27614e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 277d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 278d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 27954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 28054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 281d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTiling(*clip, snapshot->height, opaque); 282c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 283c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 284c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 285c3fedafc5f50100219449125a000e3138f6fb987Romain Guyvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque) { 286c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 287c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mCaches.startTiling(clip.left, windowHeight - clip.bottom, 28852036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 2892b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 2902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2912b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2922b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 29354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 2942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 2952b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 296b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 2977c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 2982b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 2992b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 300ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 301ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 302ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 303ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 304ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 305ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 30611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 307b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 30811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy GLenum status = GL_NO_ERROR; 30911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy while ((status = glGetError()) != GL_NO_ERROR) { 31011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGD("GL error from OpenGLRenderer: 0x%x", status); 31111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy switch (status) { 31211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_ENUM: 31311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_ENUM"); 31411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_VALUE: 31611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_VALUE"); 31711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 31811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_INVALID_OPERATION: 31911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" GL_INVALID_OPERATION"); 32011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy case GL_OUT_OF_MEMORY: 32211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ALOGE(" Out of memory!"); 32311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy break; 32411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 325a07105b7d2a27e6d69407bf96ddb773bddb5e553Romain Guy } 326b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 32711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 328c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 329e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 33011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 33111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 33211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 33311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 334c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 33511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 33696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 33778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 33878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 33978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 34078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 34196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 342b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 343b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 3446c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::interrupt() { 345da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 346da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 347da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 348da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 349da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 350da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 3519ab2d1847552aa4169b4325aae1b1368d6947a9fChris Craik mCaches.resetActiveTexture(); 35250c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.unbindMeshBuffer(); 35315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 354f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy mCaches.resetVertexPointers(); 355ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 3567c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 357da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 358da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 3596c319ca1275c8db892c39b48fc54864c949f9171Romain Guyvoid OpenGLRenderer::resume() { 360d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 361d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 362d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3637c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3653e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 3663e263fac8c9c0e0fb242186b514a7af8efb40961Romain Guy 3678025061c594e5171e1bf370d8fdd77e0e9a02b47Chet Haase mCaches.scissorEnabled = glIsEnabled(GL_SCISSOR_TEST); 368586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 36982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.resetScissor(); 370746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 371da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 372a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 3738aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.resetBoundTextures(); 37450c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy 37550c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy mCaches.blend = true; 37650c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glEnable(GL_BLEND); 37750c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 37850c0f093d942a59d4e01b2c76d26c0e9d6ed796cRomain Guy glBlendEquation(GL_FUNC_ADD); 379da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 380da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 38135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 382d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 383d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glViewport(0, 0, snapshot->viewport.getWidth(), snapshot->viewport.getHeight()); 384d6b65f67717025b1162f86f04e2caa5723566cacChris Craik glBindFramebuffer(GL_FRAMEBUFFER, snapshot->fbo); 3857c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 38635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 38735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 38835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 38935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 39035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 391ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::detachFunctor(Functor* functor) { 392932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik mFunctors.remove(functor); 393ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3948f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 395ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guyvoid OpenGLRenderer::attachFunctor(Functor* functor) { 396ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 397ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy} 3988f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 399ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guystatus_t OpenGLRenderer::invokeFunctors(Rect& dirty) { 400ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy status_t result = DrawGlInfo::kStatusDone; 4013d745c03ace18ee59c539e1b7f1df13f22beb57dRomain Guy size_t count = mFunctors.size(); 4028f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 403ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy if (count > 0) { 404d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik interrupt(); 405ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> functors(mFunctors); 406ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.clear(); 407ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 408ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy DrawGlInfo info; 409ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipLeft = 0; 410ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipTop = 0; 411ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipRight = 0; 412ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.clipBottom = 0; 413ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.isLayer = false; 414ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.width = 0; 415ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy info.height = 0; 416ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy memset(info.transform, 0, sizeof(float) * 16); 417ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 418ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy for (size_t i = 0; i < count; i++) { 419ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Functor* f = functors.itemAt(i); 420ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy result |= (*f)(DrawGlInfo::kModeProcess, &info); 421ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 422c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusDraw) { 423ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 424ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy dirty.unionWith(localDirty); 425c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik } 426ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy 427c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik if (result & DrawGlInfo::kStatusInvoke) { 428c2c9543c135ffc4e18c7db0e817112ac03e3e97aChris Craik mFunctors.add(f); 4298f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4308f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 431d15321bbf57ff7a4615076fefcee5e196c4fc796Chris Craik resume(); 4328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 4338f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy return result; 4358f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy} 4368f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 4378f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 438d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 439408eb12631376cbdc96803e918decf6ea804d346Chris Craik 440932b7f6765968bd526c03512f3805fbc3924dc29Chris Craik detachFunctor(functor); 441c8538ade8df2c2f013f8b93094912057ee1cc417Chris Craik 442d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 443d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 44480911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 44580911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 446d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 447d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the 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(); 458d6b65f67717025b1162f86f04e2caa5723566cacChris Craik info.width = currentSnapshot()->viewport.getWidth(); 459d6b65f67717025b1162f86f04e2caa5723566cacChris Craik info.height = currentSnapshot()->height; 460d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 46180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 46225d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck bool dirtyClip = mDirtyClip; 46354f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 46454f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 46554f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 46654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 46725d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck if (mCaches.enableScissor() || dirtyClip) { 46825d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 46925d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 47054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik interrupt(); 47154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 47254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // call functor immediately after GL state setup 4734a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik status_t result = (*functor)(DrawGlInfo::kModeDraw, &info); 474cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 4758f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy if (result != DrawGlInfo::kStatusDone) { 47608aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom); 477cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy dirty.unionWith(localDirty); 4788f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy 47965924a3e56c2e7ac863f8e25e9f9a58b9db7d513Chris Craik if (result & DrawGlInfo::kStatusInvoke) { 480ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy mFunctors.add(functor); 4818f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy } 482cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy } 483cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 484daf98e941e140e8739458126640183b9f296a2abChet Haase resume(); 4854a2bff7b387403ac976cd041cb5a1b57afa44d9cChris Craik return result | DrawGlInfo::kStatusDrew; 486daf98e941e140e8739458126640183b9f296a2abChet Haase} 487daf98e941e140e8739458126640183b9f296a2abChet Haase 488f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 48987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 49087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 49187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 4920f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4930f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4940f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4950f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 49687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 49787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 49887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 49987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 50187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 50287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 50387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 50487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 50587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 50687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (clear) { 50787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.disableScissor(); 50887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.clear(); 50987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (enable) { 51187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugWrite(); 51287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 51387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 51487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 51687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 51787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 51887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 51987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 5205f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 52187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 52287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 523d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.setScissor(clip->left, firstSnapshot()->height - clip->bottom, 52487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 52587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 526627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 52787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 528627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 529627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 530627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 53187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 532627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 533627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 534627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 53587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 536627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 537627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 538627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 53987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 540627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 541627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 54287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 54387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 54487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 54587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 54678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 54714e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 54878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 54914e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 55078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 55178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 55278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 55378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 55478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 55578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 55678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 55778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 55878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 55978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 56078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 56187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 56211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 56311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 56411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 56696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (layer->deferredUpdateScheduled && layer->renderer && 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->displayList && layer->displayList->isRenderable()) { 568405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 569405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 57011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 57111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5727c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 5737c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 5747c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 5757c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 57802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->render(); 57996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 58096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy layer->defer(); 58196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 58411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 585d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 58611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5885bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 58934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 59111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 59211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 59311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 59411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 59511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 59611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 59711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 59896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 59996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 60096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 60111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 60211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 60396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 60496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 60596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 60696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 60796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 60811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 6091206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6101206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 61111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 61396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 61496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 61596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 61611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 61896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 61996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 62096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 62196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 62296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 62396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 62496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 62596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 62696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 62796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 62896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 62996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 63096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 63196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 6321206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 6331206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 63496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 63502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 63602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 637405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_BEGIN("flushLayer"); 63802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy Layer* layer = mLayerUpdates.itemAt(i); 63902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 640405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 641405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 64202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 64302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 64496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 64596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 64696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 64796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 64811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy glBindFramebuffer(GL_FRAMEBUFFER, getTargetFbo()); 64996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 65011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 65111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 65211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 65311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 65411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 65511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 65602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 65702b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 65802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 65902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 66002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 66102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 66202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 66302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 66402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 66511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 66611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 66711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 66811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 66911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 670e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 671e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 672e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 673e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 674e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 675e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 676e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 677e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 678e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 679e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 680e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 681e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 68211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 68311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 68411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 68511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 68611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 68711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 68811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 68911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 69011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 69111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 69211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 69311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 694405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 695405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 696405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 697405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 698405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 699405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 700405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 701405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 70211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 703f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 704f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 705f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 70614e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 70714e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreOrtho = removed.flags & Snapshot::kFlagDirtyOrtho; 70814e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 70914e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 710bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 711eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (restoreOrtho) { 71214e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect& r = restored.viewport; 713eb99356a0548684a501766e6a524529ab93304c8Romain Guy glViewport(r.left, r.top, r.right, r.bottom); 714d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mViewProjMatrix.load(removed.orthoMatrix); // TODO: should ortho be stored in 'restored'? 715eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 716eb99356a0548684a501766e6a524529ab93304c8Romain Guy 7172542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 718746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 7198fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 7202542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 7215ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 7227273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 7237273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 72414e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 7257273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 7265ec9924d24495822b589f1a17996655d66273b30Romain Guy } 727d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 7285cbbce535744b89df5ecea95de21ee3733298260Romain Guy 729f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 730bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 731bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 732bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 733bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 734ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 735eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 736d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 737d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 738e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik createLayer(left, top, right, bottom, alpha, mode, flags); 739dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 740d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 741d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 742bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 743bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 746d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 747d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 748d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 749d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 750d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 751d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 752d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 753d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 754d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 755d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 756d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 757d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!bounds.intersect(currentSnapshot()->previous->viewport)) { 758d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 759d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 760d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 761d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 762d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 763d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 764d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 765d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 766d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 767d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 768d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 769d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 770d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 771d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 772d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 773d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 774d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 775d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 776d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 777408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 778408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 779408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 780408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 781408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 782408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 783408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 784408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= ALPHA_THRESHOLD && fboLayer); 785408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 786408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 787408eb12631376cbdc96803e918decf6ea804d346Chris Craik 788d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 789d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags) { 790d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 791d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 792d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 793d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 794d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 795d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 796d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 797d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 798d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 799d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 800408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, true, alpha); 801d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 802d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 803d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 804d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 8050e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 806d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 807d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 808d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 809d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 810d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 811d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 812d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 8131c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 8141c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 8151c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 8161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 8171c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 8181c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 8191c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 8201c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8211c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 8221c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 8231c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 8241c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 8251c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 8261c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 8271c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 8281c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8291c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 8306b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 8316b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 8326b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 8336b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 8341c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 8361c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 8371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 83887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 8391c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 8401c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 8411c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8421c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 8431c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 8441c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 8451c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 8461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 8471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 8491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 8501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 8511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 8521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 8531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 8541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 8551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 8561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 8571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 85887a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 85987a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 86087a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 86187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 86287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 8631c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 864d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 865e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik int alpha, SkXfermode::Mode mode, int flags) { 866eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 867fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 868dda570201ac851dd85af3861f7e575721d3345daRomain Guy 869eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 870eb99356a0548684a501766e6a524529ab93304c8Romain Guy 871f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 872d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8738aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 874d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 875408eb12631376cbdc96803e918decf6ea804d346Chris Craik updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, alpha); 876dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 877dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 878d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 879b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 880b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 881dda570201ac851dd85af3861f7e575721d3345daRomain Guy 882a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8838550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Layer* layer = mCaches.layerCache.get(bounds.getWidth(), bounds.getHeight()); 884f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 885f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 886bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 887bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 8889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(alpha, mode); 8898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 892c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik layer->setColorFilter(mDrawModifiers.mColorFilter); 893a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8947c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 895dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8968fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 897d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 898d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8991d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 9007273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 901eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 902e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 903eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 904eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 9059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 906514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 9079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 908b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 909b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 910b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 911b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 912b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 913b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 9149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 915514fb18827186591d66973c2362c859b64b63556Romain Guy } 9167b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 917b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, bounds.left, 918b254c242d98f4a9d98055726446351e52bece2c6Romain Guy mSnapshot->height - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 919b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 92054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 92154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 922ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 923eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 924f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 925d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 926bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 927bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 928e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 929c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 9309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 9315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 932d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 933c3fedafc5f50100219449125a000e3138f6fb987Romain Guy mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer | 934c3fedafc5f50100219449125a000e3138f6fb987Romain Guy Snapshot::kFlagDirtyOrtho; 935d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 936d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 937d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 938d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->viewport.set(0.0f, 0.0f, bounds.getWidth(), bounds.getHeight()); 939d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->height = bounds.getHeight(); 940f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mSnapshot->orthoMatrix.load(mViewProjMatrix); 9415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9422b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9437c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 9445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 9459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, layer->getFbo()); 9469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 9475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 9499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 9500908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 9519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 9525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 9535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 9559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 9565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 957d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 9585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 960586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 9618f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 9625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glViewport(0, 0, bounds.getWidth(), bounds.getHeight()); 969f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 970f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: determine best way to support 3d drawing within HW layers 971f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mViewProjMatrix.loadOrtho(0.0f, bounds.getWidth(), bounds.getHeight(), 0.0f, -1.0f, 1.0f); 9725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 97914e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 98014e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 9813762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9821d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9831d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9841d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 98514e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 9868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 98714e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 988eb99356a0548684a501766e6a524529ab93304c8Romain Guy 98939a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 990f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 991f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik &clipRequired, false); // safely ignore return, should never be rejected 99239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 99339a908c1df89e1073627b0dcbce922d826b67055Chris Craik 994eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9952b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 997e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 998e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 10018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1002eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 100314e513058ed4168c94e015638d16f5f87fd8063aChris Craik glBindFramebuffer(GL_FRAMEBUFFER, restored.fbo); 10047c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 10052b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 1006d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 1007eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 1008eb99356a0548684a501766e6a524529ab93304c8Romain Guy 10099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 1010f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 10119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getAlpha() << 24, SkXfermode::kDstIn_Mode, true); 10125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 10139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 1014f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 1015f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 101603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 10178b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 1018a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 10195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 10215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 1022eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 102314e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 10249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 10259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupColorFilter(layer->getColorFilter()); 1026171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 10289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getColorFilter()) { 1029171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy resetColorFilter(); 1030171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy } 10319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 10329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 1033a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 1034a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 1035a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 1036a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 1037a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 10389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 1039a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 1040eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 10411d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1042746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 1043746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 1044eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 10458550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 10461d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 1047603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 10481d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 10491d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 10501d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 1051aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 10522458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 1053aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1054aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 10559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10568f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 10578f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10588f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 10598f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 10608f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 1061aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1062aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilter(); 10639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode()); 1064aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 1065aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 1066aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColorFilterUniforms(); 10679ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10718f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 1072d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 1073ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1074ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 1075d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1076d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1078d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10794063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10804063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1082d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10834063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10844063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 10859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 10873380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 1088aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1089aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1090aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1091aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 10939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!layer->isTextureLayer()) { 1094aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1095aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1096aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1100d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1101ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1102b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1103b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1104b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 11059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 11069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1107d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1108d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1111d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 11129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1113d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 11149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 11159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 111616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha = getLayerAlpha(layer); 1117e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik bool blend = layer->isBlend() || alpha < 1.0f; 11189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 1119e83569ca76308bfe945efcfef5a12c64b8fb8849Chris Craik layer->getTexture(), alpha, layer->getMode(), blend, 11203380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 11219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 11225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1123aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1124aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } else { 1125aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 1126aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy drawTextureLayer(layer, rect); 1127aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1128aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 11295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 11305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 113134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 113234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 113334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 113434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 113534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 113634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 113734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 113834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 113934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 114034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 114134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 114234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 114334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 114434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 114534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 114634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 114734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 11485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11509fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11519fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 115234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11539fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1158211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 11595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy size_t count; 11606c5b9be7450903762f676522c32d65f7545730dfChris Craik const android::Rect* rects; 11616c5b9be7450903762f676522c32d65f7545730dfChris Craik Region safeRegion; 11626c5b9be7450903762f676522c32d65f7545730dfChris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11636c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = layer->region.getArray(&count); 11646c5b9be7450903762f676522c32d65f7545730dfChris Craik } else { 11656c5b9be7450903762f676522c32d65f7545730dfChris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11666c5b9be7450903762f676522c32d65f7545730dfChris Craik rects = safeRegion.getArray(&count); 11676c5b9be7450903762f676522c32d65f7545730dfChris Craik } 11685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 116916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float alpha = getLayerAlpha(layer); 11709ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(layer->getWidth()); 11719ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(layer->getHeight()); 1172f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float height = rect.getHeight(); 11735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setupDraw(); 11758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // We must get (and therefore bind) the region mesh buffer 11778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // after we setup drawing in case we need to mess with the 11788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // stencil buffer in setupDraw() 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex* mesh = mCaches.getRegionMesh(); 118003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy uint32_t numQuads = 0; 11815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11827230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawWithTexture(); 11837230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 1184ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilter(); 11859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || alpha < 1.0f, layer->getMode(), false); 11867230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawProgram(); 11877230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawDirtyRegionsDisabled(); 11887230a74e9a36dfc6c4346c14e325bf07cd05b380Romain Guy setupDrawPureColorUniforms(); 1189ada830f639591b99c3e40de22b07296c7932a33fRomain Guy setupDrawColorFilterUniforms(); 11909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 1191d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1192d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1193d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 11949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1195d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 11964063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 11974063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 11989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1199d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 12004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 12014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 12029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 12033380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 12045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 12065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const android::Rect* r = &rects[i]; 12075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u1 = r->left * texX; 1209f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v1 = (height - r->top) * texY; 12105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float u2 = r->right * texX; 1211f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float v2 = (height - r->bottom) * texY; 12125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // TODO: Reject quads outside of the clip 12145b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12155b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads++; 12205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 122131e08e953fe7bdb1b1cbc247156cb6a19917a2f1Romain Guy if (numQuads >= gMaxNumberOfQuads) { 122234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 122334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy numQuads = 0; 12255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy mesh = mCaches.getRegionMesh(); 12265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (numQuads > 0) { 123034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1235e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 12365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12385b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 12395b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12415b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12423a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1243e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 12443a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12453a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12463a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12473a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12483a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12493a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12513a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy drawColorRect(r.left, r.top, r.right, r.bottom, colors[offset + (i & 0x1)], 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy SkXfermode::kSrcOver_Mode); 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1266e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::drawRegionRects(const SkRegion& region, int color, 12698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkXfermode::Mode mode, bool dirty) { 12708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1282448455fe783b0a711340322dca272b8cc0ebe473Romain Guy drawColorRects(rects.array(), rects.size(), color, mode, true, dirty, false); 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1287f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1290f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1296f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1298f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12991bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13001bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13011bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13021bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1303d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 13041bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13051bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13061bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13071bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13095b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13115b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1313448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1314448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1315448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1316448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 13173380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1318448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1319448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1320448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1321448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1322448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1323448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1324448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1325448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1326448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 132754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 132854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 132954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 133054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1331d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 133254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 133354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 133454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13398a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 134054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1341448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 134854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1354e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1355e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1356e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1357e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 135854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 136154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawBlending(true, SkXfermode::kClear_Mode); 136254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 136354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 136654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13688a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13698a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 137054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 137154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 137254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 137354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1374e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 137554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 137654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 137754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1378bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1379c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1380c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1381c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1382ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1383d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1384d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1385c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1386ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1387ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1388ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1389d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 139028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 13915e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 13925e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 13935e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 13945e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1395d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1396ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1397ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1398ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 139928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1400a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1401d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 140228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 140328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1404d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1405d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1406d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1407d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 140828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 140928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1410ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1411d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1412d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1413d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1414d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1415c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1416ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1417ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1418527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1419527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1420d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1421c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1422c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14237273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14247273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1425d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 14267273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1427d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1428c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1429c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1430c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1431527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 143214e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 14337273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 143414e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1435ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1436527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 143728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 143828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1439ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1440ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1441c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1442c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 144328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 144428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 144528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 144628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 144728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 144828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 144928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 145028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 145128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 145228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 145328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 145414e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 145528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1456527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 145728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1458527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1459527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1460c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1461f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1462f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1463f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1464bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1465d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1466e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14678f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1468d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (mCaches.setScissor(clip.left, currentSnapshot()->height - clip.bottom, 14698a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14708a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14718a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14729d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14739d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1479d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 14848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 14858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1486c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1487c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1488c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1489c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1490c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 14918d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 14923bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1494c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1495f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1501d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 15028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Clear the stencil but first make sure we restrict drawing 15118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 15188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) mCaches.disableScissor(); 15198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 1526d6b65f67717025b1162f86f04e2caa5723566cacChris Craik drawRegionRects(*(currentSnapshot()->clipRegion), 152714e513058ed4168c94e015638d16f5f87fd8063aChris Craik 0xff000000, SkXfermode::kSrc_Mode, false); 15288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15303ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15313ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15323ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15333ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 1534d6b65f67717025b1162f86f04e2caa5723566cacChris Craik drawRegionRects(*(currentSnapshot()->clipRegion), 153514e513058ed4168c94e015638d16f5f87fd8063aChris Craik 0x7f0000ff, SkXfermode::kSrcOver_Mode); 15363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15378ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 15388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1543f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1544f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1545f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1546f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1547f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1548f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1549f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1550672433d90fab7383cd28beac9d4485b566a90940Romain Guy SkPaint* paint) { 1551f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool clipRequired = false; 1552f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15535e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1554f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1555cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1556f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1557f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1558f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1559f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1560cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1561cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1562f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, &clipRequired, snapOut)) { 1563dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1564dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1565dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1566b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craik if (!isRecording()) { 1567f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // not quick rejected, so enable the scissor if clipRequired 156839a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1569586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy } 157039a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1571c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1572c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 15738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1574735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1575d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!isRecording() && !currentSnapshot()->clipRegion->isEmpty()) { 1576d6b65f67717025b1162f86f04e2caa5723566cacChris Craik drawRegionRects(*(currentSnapshot()->clipRegion), 0x7f00ff00, SkXfermode::kSrcOver_Mode); 15778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 15798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1580735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1581f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 158270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 158370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 158470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 158554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::setupDraw(bool clear) { 1586f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 15878a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 158854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (clear) clearLayerRegions(); 15898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 15908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1591b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1592b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1593b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1594b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 15958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setStencilFromClip(); 159670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 15973ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 159870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 15993ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 160070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 160170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 160270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 160370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 160470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16053ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16063ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16073ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16083ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16093ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16103ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 161178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 161278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 161370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 161770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 161870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 161970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1620ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1621ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1622ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1623ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1624ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1625ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1626aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1627aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1628aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1629aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 163015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1631ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 163215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 163315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1634710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikvoid OpenGLRenderer::setupDrawAA() { 163599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase mDescription.isAA = true; 16365b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16375b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16388d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16398d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1640886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1641886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1642886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1644e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 164570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 164670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 164786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 164886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1649886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1650886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1651886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 165286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1653e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 165486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 165586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16564121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16574121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16584121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16594121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 166070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 166170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 166270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 166370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 166470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 166570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1666e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 166770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 166870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 166970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShader() { 1670c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 1671c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->describe(mDescription, mExtensions); 167270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 167370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 167470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 167570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilter() { 1676c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1677c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->describe(mDescription, mExtensions); 167870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 167970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1681f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1682f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1683f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1684f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 168554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1686f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1687f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1688f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 168970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(SkXfermode::Mode mode, bool swapSrcDst) { 1690f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1691f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1692f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1693c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool blend = (mColorSet && mColorA < 1.0f) || 1694c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()); 1695c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 169670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 169770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 169870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawBlending(bool blend, SkXfermode::Mode mode, bool swapSrcDst) { 1699f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1700f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1701f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1702c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1703c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mShader && mDrawModifiers.mShader->blend()) || 1704c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mDrawModifiers.mColorFilter && mDrawModifiers.mColorFilter->blend()); 1705c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 170670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 170970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 171070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 171370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17164063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 171870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.loadTranslate(left, top, 0.0f); 17194063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 172070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 172170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17224063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 172386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 172486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy if (!ignoreTransform) { 1725d6b65f67717025b1162f86f04e2caa5723566cacChris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, *currentTransform(), offset); 1726d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom, *currentTransform()); 172786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } else { 1728f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.currentProgram->set(mViewProjMatrix, mModelView, mat4::identity(), offset); 17294063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (dirty && mTrackDirtyRegions) dirtyLayer(left, top, right, bottom); 173086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 173170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorUniforms() { 1734c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if ((mColorSet && !mDrawModifiers.mShader) || (mDrawModifiers.mShader && mSetShaderColor)) { 173570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 173670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 173770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 173870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 173986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 17405536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 174186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 17425536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 17435536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 17445536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 174570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawShaderUniforms(bool ignoreTransform) { 1746c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 174770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy if (ignoreTransform) { 17484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 17494063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // because it was built into modelView / the geometry, and the SkiaShader needs to 17504063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // compensate. 17514063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mat4 modelViewWithoutTransform; 1752d6b65f67717025b1162f86f04e2caa5723566cacChris Craik modelViewWithoutTransform.loadInverse(*currentTransform()); 17534063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik modelViewWithoutTransform.multiply(mModelView); 17544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mModelView.load(modelViewWithoutTransform); 175570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1756c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader->setupProgram(mCaches.currentProgram, 1757c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mModelView, *mSnapshot, &mTextureUnit); 175870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 175970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColorFilterUniforms() { 1762c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mColorFilter) { 1763c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter->setupProgram(mCaches.currentProgram); 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17674121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 17684121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 17694121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 17704121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 177170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1772f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1773cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 177415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 177570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 177670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 177770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1778257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 17792d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 178015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 178170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1783aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1784aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 17852d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 178615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1787aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1788aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 17898f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 17908f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 17918f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 17928f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 17938f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1794aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1795aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1796aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1797aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 179870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 1799f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 18003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1801f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 180270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1803f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 180470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1805d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1806cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 180715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1808cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 180915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 181015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 181115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 181215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 181315bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1814ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors) { 1815ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1816ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1817ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1818ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1819ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1820ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1821ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1822ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1823ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1824ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1825ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1826ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1827ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1828ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1829ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1830ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 18313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo) { 18323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 18333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 18343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 18353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 18363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 18373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 18383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 18393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 18403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 18413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.bindIndicesBuffer(); 18423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1843cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 184415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1845cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 18468d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 184770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 184870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1849448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1850f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 1851448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mCaches.bindIndicesBuffer(); 1852cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 18535b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 18545b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 185570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1856f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1857f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1858f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1859ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikstatus_t OpenGLRenderer::drawDisplayList(DisplayList* displayList, Rect& dirty, 1860ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int32_t replayFlags) { 186158d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 1862f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 1863ba9b613437c34873fa95800a25fc51720638267cChris Craik if (mCaches.propertyDirtyViewport) { 1864ba9b613437c34873fa95800a25fc51720638267cChris Craik // force recalc of view/proj matrices 186514e513058ed4168c94e015638d16f5f87fd8063aChris Craik setViewport(getWidth(), getHeight()); 1866ba9b613437c34873fa95800a25fc51720638267cChris Craik mCaches.propertyDirtyViewport = false; 1867ba9b613437c34873fa95800a25fc51720638267cChris Craik } 1868ba9b613437c34873fa95800a25fc51720638267cChris Craik 18690fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 18700fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 187104c9d8c2ffd028c35c750bac0a4a7b79e48059b5Romain Guy if (displayList && displayList->isRenderable()) { 1872f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1873f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik displayList->computeOrdering(); 1874d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 187558d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1876ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1877ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->replay(replayStruct, 0); 187858d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1879c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1880c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 188128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1882d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1883ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1884ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik displayList->defer(deferStruct, 0); 188596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 188696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 188758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 188896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1889f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 18900fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 18917b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 18926554943a1dd6854c0f4976900956e556767b49e1Romain Guy return DrawGlInfo::kStatusDone; 18930fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 18940fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 1895a168d7372132d6c87835878794b6ed43d0d282fdRomain Guyvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint) { 1896a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy int alpha; 1897a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy SkXfermode::Mode mode; 1898a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy getAlphaAndMode(paint, &alpha, &mode); 1899a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1900886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 1901886b275e529e44a59c54b933453d9bc902973178Romain Guy 1902a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 1903a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 1904a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1905886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 1906886b275e529e44a59c54b933453d9bc902973178Romain Guy 1907a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 1908d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 1909d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 1910d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 1911a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 1912a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 1913886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 1914886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 1915886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(FILTER(paint), true); 19165b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 1917e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 19183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 19193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 1920886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 19213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy paint != NULL, color, alpha, mode, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 19223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 1923a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 1924a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 192503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 192603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 192703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 192803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 192903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 193055b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guystatus_t OpenGLRenderer::drawBitmaps(SkBitmap* bitmap, AssetAtlas::Entry* entry, int bitmapCount, 1931996fe656340ede058a6f0e6b18f9ec525ddb4e27Chris Craik TextureVertex* vertices, bool pureTranslate, const Rect& bounds, SkPaint* paint) { 1932527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 193355b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 1934527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 19353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1936527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 1937527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1938527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int alpha; 1939527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik SkXfermode::Mode mode; 1940527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik getAlphaAndMode(paint, &alpha, &mode); 1941527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1942527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 1943996fe656340ede058a6f0e6b18f9ec525ddb4e27Chris Craik texture->setFilter(pureTranslate ? GL_NEAREST : FILTER(paint), true); 1944527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1945527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 1946527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 19474b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1948527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik int color = paint != NULL ? paint->getColor() : 0; 1949527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 1950527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, paint != NULL, color, alpha, mode, 19513380cfdc77100e87aa8390386ccf390834dea171Romain Guy &vertices[0].x, &vertices[0].u, 19524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 19534063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1954527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 1955527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 1956527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->id, alpha / 255.0f, mode, texture->blend, 19573380cfdc77100e87aa8390386ccf390834dea171Romain Guy &vertices[0].x, &vertices[0].u, 19584063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 19594063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 1960527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 1961527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1962527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 1963527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1964527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1965486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 19666926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 19676926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 19686926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1969f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 1970486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19726926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1973a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 1975486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 197622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 197722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 19784b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 1979a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawAlphaBitmap(texture, left, top, paint); 1980a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 1981a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy drawTextureRect(left, top, right, bottom, texture, paint); 1982a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 1983486590963e2207d68eebd6944fec70d50d41116aChet Haase 1984486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 19858ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 19868ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 1987486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint) { 1988f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 1989f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 1990f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 1991f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 1992f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(r.left, r.top, r.right, r.bottom)) { 1993486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 19946926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 19956926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 1996a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 19973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 1998486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 199922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 200022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // This could be done in a cheaper way, all we need is pass the matrix 20025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // to the vertex shader. The save/restore is a bit overkill. 20035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy save(SkCanvas::kMatrix_SaveFlag); 20045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy concatMatrix(matrix); 20054b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2006886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, 0.0f, 0.0f, paint); 2007886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2008886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(0.0f, 0.0f, bitmap->width(), bitmap->height(), texture, paint); 2009886b275e529e44a59c54b933453d9bc902973178Romain Guy } 20105b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy restore(); 2011486590963e2207d68eebd6944fec70d50d41116aChet Haase 2012486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2013f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 2014f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 2015486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint) { 2016e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float right = left + bitmap->width(); 2017e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const float bottom = top + bitmap->height(); 2018e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2019f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2020486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2021e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2022e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2023e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2024e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2025e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2026e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20274b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2028886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlphaBitmap(texture, left, top, paint); 2029886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2030886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 2031886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2032486590963e2207d68eebd6944fec70d50d41116aChet Haase 2033486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2034e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2035e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2036486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 20375a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint) { 2038d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2039486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 20415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 204239a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 204339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 204439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2045b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2046b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2047b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2048b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2049b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2050a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2051b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2052ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex mesh[count]; 2053ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex* vertex = mesh; 2054ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2055ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2056ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2057ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2058ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy colors = new int[colorsCount]; 2059ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy memset(colors, 0xff, colorsCount * sizeof(int)); 2060ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2061ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2062a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 20633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 20643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 20653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 20663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20675a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 20685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 20695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 20705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20715a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 20725a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 20735a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 20745a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 20755a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 20763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 20773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 20785a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 20795a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 20805a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 20815a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 20825a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 20835a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 20845a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 20855a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 20865a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2087ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2088ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2089ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 20905a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2091ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2092ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2093ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2094b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2095a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2096a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2097a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2098a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 20995a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21005a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21015a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2102f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2103ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2104a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2105a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2106a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2107ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21113b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2113ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2114a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2115a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2116a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2117a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setFilter(FILTER(paint), true); 2118a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2119a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2120a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2121a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2122a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2123ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2124ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2125a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2126d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2127b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2128b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2129ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2130ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2131ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 2132ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilter(); 2133ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawBlending(true, mode, false); 2134ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2135ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 21364063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2137ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2138ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 2139ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColorFilterUniforms(); 21403380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2141ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2142ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2143ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2144ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2145ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2146ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2147ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2148ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2149ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2150486590963e2207d68eebd6944fec70d50d41116aChet Haase 2151486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 21525a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 21535a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2154486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 21558ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 21568ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 21575c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* paint) { 2158f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2159486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21606926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 21616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2162a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 21633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2164486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 216522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 21668ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 21678ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 21688ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2169c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 21703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 21713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 21723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 21733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 21743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2176c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 217703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 21788ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 21798ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 218003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy int alpha; 218103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy SkXfermode::Mode mode; 218203750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy getAlphaAndMode(paint, &alpha, &mode); 218303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy 2184d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2185d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2186886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2187886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 21886620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2189886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2190886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2191886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2192886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2193c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool useScaleTransform = mDrawModifiers.mShader && scaled; 2194886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2195b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2196d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2197d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2198d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2199886b275e529e44a59c54b933453d9bc902973178Romain Guy 2200886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2201886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2202886b275e529e44a59c54b933453d9bc902973178Romain Guy 2203886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2204886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2205886b275e529e44a59c54b933453d9bc902973178Romain Guy 2206886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(scaled ? FILTER(paint) : GL_NEAREST, true); 2207886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22086620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2209d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 2210886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2211886b275e529e44a59c54b933453d9bc902973178Romain Guy 2212886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2213886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2214886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2215886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2216886b275e529e44a59c54b933453d9bc902973178Romain Guy 2217886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2218886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2219886b275e529e44a59c54b933453d9bc902973178Romain Guy 2220886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2221886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2222886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2223886b275e529e44a59c54b933453d9bc902973178Romain Guy 22244b9a19a8f865970e0079f431c8c2c2a8e4333ae9Leon Scroggins III if (CC_UNLIKELY(bitmap->config() == SkBitmap::kA8_Config)) { 2225886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint ? paint->getColor() : 0; 2226886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2227886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, paint != NULL, color, alpha, mode, 22283380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2229886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2230886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2231886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 2232886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->id, alpha / 255.0f, mode, texture->blend, 22333380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2234886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2235886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2236886b275e529e44a59c54b933453d9bc902973178Romain Guy 2237886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2238886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 22396620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22408ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22418ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2242486590963e2207d68eebd6944fec70d50d41116aChet Haase 2243486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2244ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2245ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 22463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 22475c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint) { 2248f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 22494c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 22504c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 22514c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 22524c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 22534c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 22544c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 22554c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 225603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2257be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2258be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 225903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 226003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float left, float top, float right, float bottom, SkPaint* paint) { 2261f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2262486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22636926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22646926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2265211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2266a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2267a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2268a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2269a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 22703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2271a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2272a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2273a4adcf0239039eb8f005be252409901c41b28839Romain Guy 227403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 227503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 227603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 227703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 2278d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 22795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 22808168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2281d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2282d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 22835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 22845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 22858ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2286211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2287c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2288c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2289c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 22906620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2291c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2292d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 22936620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 22945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 22965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 22974063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2298211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2299d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2300d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23016620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23033b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23076620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik drawIndexedTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, 23094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mode, texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2312054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2313486590963e2207d68eebd6944fec70d50d41116aChet Haase 2314486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2315f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2316f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 231703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 231803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 231903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 232003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 232103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 232203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guystatus_t OpenGLRenderer::drawPatches(SkBitmap* bitmap, AssetAtlas::Entry* entry, 232303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy TextureVertex* vertices, uint32_t indexCount, SkPaint* paint) { 232403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 232503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 232603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 232703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 232803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 232903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 233003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 233103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 233203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy int alpha; 233303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy SkXfermode::Mode mode; 233403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy getAlphaAndMode(paint, &alpha, &mode); 233503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 233603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, alpha / 255.0f, 23373380cfdc77100e87aa8390386ccf390834dea171Romain Guy mode, texture->blend, &vertices[0].x, &vertices[0].u, 23384063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 233903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 234103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 234203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 234365cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 234465cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset) { 23454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 23464063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 23476d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2348bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 234965cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2350bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2351bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 235265cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 235365cd612face362d054a85d0f7e5881c59cd523beChris Craik SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 235465cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 235565cd612face362d054a85d0f7e5881c59cd523beChris Craik 2356710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2357710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 2358710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) setupDrawAA(); 2359710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 2360710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilter(); 2361710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawShader(); 2362710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawBlending(isAA, mode); 2363710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 23644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, useOffset, 0, 0, 0, 0); 2365710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorUniforms(); 2366710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColorFilterUniforms(); 23674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(); 2368858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 236955bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2370710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2371cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2372710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 2373710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.unbindIndicesBuffer(); 23746ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2375710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2376710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2377710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2378710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 23796ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 2380710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 23816ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 23826ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2383710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 23846ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 23856d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 23867b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2387710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 23886ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 238904299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 239065cd612face362d054a85d0f7e5881c59cd523beChris Craik 239165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2392858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2393858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2394858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 239565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 239665cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 239765cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 239865cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 239965cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 240065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 240165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 240299ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 240365cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, SkPaint* paint) { 240465cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 240565cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2406d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 24077b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2408c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy if (hasLayer()) { 2409c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy SkRect bounds = path.getBounds(); 2410f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik PathTessellator::expandBoundsForStroke(bounds, paint); 2411d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2412c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy } 24137b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(vertexBuffer, paint); 241565cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24167b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 241765cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 241865cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 241965cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 242065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 242265cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 242365cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 242465cd612face362d054a85d0f7e5881c59cd523beChris Craik * 242565cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 242665cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 242765cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 242865cd612face362d054a85d0f7e5881c59cd523beChris Craikstatus_t OpenGLRenderer::drawLines(float* points, int count, SkPaint* paint) { 2429d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24307b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243165cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24327b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 243365cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 243465cd612face362d054a85d0f7e5881c59cd523beChris Craik SkRect bounds; 2435d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), bounds, buffer); 2436d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2437f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2438f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 2439d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2440d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2441d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2442d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2443486590963e2207d68eebd6944fec70d50d41116aChet Haase 244465cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = !paint->isAntiAlias(); 244565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawVertexBuffer(buffer, paint, useOffset); 24465b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 24475b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2448486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPoints(float* points, int count, SkPaint* paint) { 2449d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2450ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 24516d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 24527b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 24536d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 24546d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik SkRect bounds; 2455d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), bounds, buffer); 24567b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2457f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // can't pass paint, since style would be checked for outset. outset done by tessellation. 2458f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom)) { 24596d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2460ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2461ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2462d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(bounds.fLeft, bounds.fTop, bounds.fRight, bounds.fBottom, *currentTransform()); 2463486590963e2207d68eebd6944fec70d50d41116aChet Haase 24646d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik bool useOffset = !paint->isAntiAlias(); 24656d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return drawVertexBuffer(buffer, paint, useOffset); 2466ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2467ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2468486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2469e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2470d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2471e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2472d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2473ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 247470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 24753d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 2476486590963e2207d68eebd6944fec70d50d41116aChet Haase 2477486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2478c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 24799d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2480486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2481486590963e2207d68eebd6944fec70d50d41116aChet Haase SkPaint* paint) { 2482486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 248301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 248401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 248601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 248701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 248801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2489486590963e2207d68eebd6944fec70d50d41116aChet Haase 2490486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 249101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 249201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2493486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2494710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik float rx, float ry, SkPaint* p) { 2495d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2496257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2497710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2498710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 249901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2500cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2501710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2502c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2503710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2504710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2505710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2506710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2507710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2508710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2509cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2510cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = p->getStrokeWidth() / 2; 2511cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(outset, outset); 2512cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rx += outset; 2513cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik ry += outset; 2514cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2515710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRoundRect(rect, rx, ry); 251665cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2517c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 251801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2519710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, SkPaint* p) { 2520d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(x - radius, y - radius, 2521257ae3502cfad43df681b1783528d645bdabc63fRomain Guy x + radius, y + radius, p) || 2522257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2523710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2524710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2525cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2526710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2527c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2528710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2529710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2530710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2531710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2532cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2533cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2534cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2535cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2536cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 253765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2538c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 253901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2540486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2541710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPaint* p) { 2542d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2543257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2544710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2545710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 254601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2547cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2548710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2549c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2550710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2551710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2552710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2553710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2554710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2555cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2556cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2557cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2558710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 255965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2560c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2561c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2562486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2563780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik float startAngle, float sweepAngle, bool useCenter, SkPaint* p) { 2564d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2565257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2566780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2567780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 25688b2f5267f16c295f12faab810527cd6311997e34Romain Guy 25698b2f5267f16c295f12faab810527cd6311997e34Romain Guy if (fabs(sweepAngle) >= 360.0f) { 2570780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawOval(left, top, right, bottom, p); 25718b2f5267f16c295f12faab810527cd6311997e34Romain Guy } 25728b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2573780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 257465cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2575780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2576c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2577780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2578780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2579780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2580780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2581780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2582780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2583780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2584780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2585780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2586780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2587780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2588780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2589780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2590780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2591780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2592780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2593780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 259465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 25958b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 25968b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2597cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2598cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2599cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2600486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, SkPaint* p) { 2601d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || quickRejectSetupScissor(left, top, right, bottom, p) || 2602257ae3502cfad43df681b1783528d645bdabc63fRomain Guy (p->getAlpha() == 0 && getXfermode(p->getXfermode()) != SkXfermode::kClear_Mode)) { 2603486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26046926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2606710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2607cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2608cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2609cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2610cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2611cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2612c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2613cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2614cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2615cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2616cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2617cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2618cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2619cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2620cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2621cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 262265cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2623026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2624026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2625d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2626710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2627710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 262865cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2629858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 2630710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik drawColorRect(left, top, right, bottom, p->getColor(), getXfermode(p->getXfermode())); 263165cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2632858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2633c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26349d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2635416a847633680d94efb926837efdc18726d54918Raph Levienvoid OpenGLRenderer::drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 2636416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 2637416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y) { 2638416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2639416a847633680d94efb926837efdc18726d54918Raph Levien 2640416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2641416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2642416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2643416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2644c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik paint, text, bytesCount, count, mDrawModifiers.mShadowRadius, positions); 2645cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2646cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2647cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2648416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2649416a847633680d94efb926837efdc18726d54918Raph Levien 2650c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sx = x - shadow->left + mDrawModifiers.mShadowDx; 2651c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const float sy = y - shadow->top + mDrawModifiers.mShadowDy; 2652416a847633680d94efb926837efdc18726d54918Raph Levien 2653c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const int shadowAlpha = ((mDrawModifiers.mShadowColor >> 24) & 0xFF) * mSnapshot->alpha; 2654c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int shadowColor = mDrawModifiers.mShadowColor; 2655c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 2656416a847633680d94efb926837efdc18726d54918Raph Levien shadowColor = 0xffffffff; 2657416a847633680d94efb926837efdc18726d54918Raph Levien } 2658416a847633680d94efb926837efdc18726d54918Raph Levien 2659416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2660416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2661416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawAlpha8Color(shadowColor, shadowAlpha < 255 ? shadowAlpha : alpha); 2662416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilter(); 2663416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShader(); 2664416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawBlending(true, mode); 2665416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 26664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 26674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2668416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2669416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 2670416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawColorFilterUniforms(); 2671416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawShaderUniforms(); 2672416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2673416a847633680d94efb926837efdc18726d54918Raph Levien 2674416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2675416a847633680d94efb926837efdc18726d54918Raph Levien} 2676416a847633680d94efb926837efdc18726d54918Raph Levien 2677768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2678768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy float alpha = (mDrawModifiers.mHasShadow ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2679768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2680768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2681768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2682486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2683eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy const float* positions, SkPaint* paint) { 2684d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2685486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2686eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2687eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2688671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2689d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2690486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2691671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2692671d6cf460531825a321edb200523d0faa7792c9Romain Guy 269339a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 269439a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2695671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2696671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2697d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2698671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2699d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2700d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2701671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2702671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2703b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2704c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2705671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2706671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2707671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2708671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2709671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2710c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2711e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2712e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy alpha, mode, 0.0f, 0.0f); 2713416a847633680d94efb926837efdc18726d54918Raph Levien } 2714416a847633680d94efb926837efdc18726d54918Raph Levien 2715671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2716d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2717671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2718671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2719671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2720257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2721671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2722671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2723671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2724671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2725211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2726671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27271e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2728671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2729257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2730671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2731671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2732d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2733671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2734671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2735671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2736671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2737486590963e2207d68eebd6944fec70d50d41116aChet Haase 2738486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2739eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2740eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2741624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guymat4 OpenGLRenderer::findBestFontTransform(const mat4& transform) const { 2742624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform; 2743624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 2744624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform = mat4::identity(); 2745624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2746624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_UNLIKELY(transform.isPerspective())) { 2747b09f1471262c3e629daacbc319bcefc2d621a484Romain Guy fontTransform = mat4::identity(); 2748624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } else { 2749624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy float sx, sy; 2750d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->decomposeScale(sx, sy); 2751624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy fontTransform.loadScale(sx, sy, 1.0f); 2752624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2753624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy } 2754624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy return fontTransform; 2755624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2756624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 275741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 275841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 2759527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2760527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2761527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 276228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 276328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2764d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2765f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 276628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 276728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2768cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2769cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 27703a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 27713a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2772624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2773d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2774624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2775c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2776211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2777624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2778624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 27796620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 27806620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 278186568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 278286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 278386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 27849d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2785c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2786c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2787c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (CC_UNLIKELY(mDrawModifiers.mHasShadow)) { 2788c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2789c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 2790c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy alpha, mode, oldX, oldY); 27911e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 27921e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 279319d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 279419d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2795624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2796624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2797624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2798624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2799624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2800624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2801624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2802624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2803624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2804624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2805624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 2806624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 fontTransform = findBestFontTransform(transform); 28073b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2808c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 28096620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy // Pick the appropriate texture filtering 2810a4adcf0239039eb8f005be252409901c41b28839Romain Guy bool linearFilter = !pureTranslate || fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2811257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 281206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2813624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2814d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 281541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2817996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28181e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2819527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2820527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2821527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2822a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28238b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28248b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28258b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 282641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2827996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28288b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 282941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2830996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28314ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2832527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2833624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 283441541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2835a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 283641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 28375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2838694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2839e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2840486590963e2207d68eebd6944fec70d50d41116aChet Haase 2841486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2842694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2843694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2844486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 2845325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint) { 2846d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2847486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 284803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 284903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 285039a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 285139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 285239a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2853b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2854c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy fontRenderer.setFont(paint, mat4::identity()); 2855257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 285603d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 285703d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 285803d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 285903d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28601e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 28619777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28629777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 28639777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 286403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 28659777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 28669777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 28679777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 28681e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 28699777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2870d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 28719777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 28729777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 28739777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2874486590963e2207d68eebd6944fec70d50d41116aChet Haase 2875486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2876325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2877325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2878486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 2879d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2880dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2881a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 28827fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2883fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2884486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 288522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 28867fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 28878b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 28888b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 28898b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 289001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2891486590963e2207d68eebd6944fec70d50d41116aChet Haase 2892486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 28937fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 28947fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2895a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 289635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2897486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 28986c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 28996c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2900b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2901b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2902b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2903b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 2904b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy save(0); 290514e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2906b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2907b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2908b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 290939a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2910f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2911f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, false); 29124ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 291335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2914b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2915b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2916b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 291735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 291835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 291935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 29205bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29212bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 292239a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2923a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29246c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2925211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2926c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* oldFilter = mDrawModifiers.mColorFilter; 2927c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = layer->getColorFilter(); 2928e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 2929c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 293034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 293134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2932c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 293316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 2934c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 2935c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 29368168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 2937c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilter(); 29389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawBlending(layer->isBlend() || a < 1.0f, layer->getMode(), false); 2939c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 2940c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 2941c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawColorFilterUniforms(); 29429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 2943d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 2944d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2945d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 29469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2947d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 29484063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 29494ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 29509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 2951d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 29524063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 29539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 29549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2955c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 2956448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 2957448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 2958448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2959448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 2960448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 2961448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 29623380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 2963448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 2964448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 2965448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 2966448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 2967448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 2968448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 2969448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 2970448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 2971c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 29723a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 2973e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 29743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 2975c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 29764ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2977c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = oldFilter; 2978e529ece37f664f8947a1d4a1e27d679f6f286388Romain Guy 29795bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 29805bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 29814ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), 29824ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 0x7f00ff00, SkXfermode::kSrcOver_Mode); 29834ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 2984f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 298534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 2986486590963e2207d68eebd6944fec70d50d41116aChet Haase 2987b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2988b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2989b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2990b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 2991486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29926c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 29936c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 29946926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 2995d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 2996d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 2997d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2998d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 2999c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = NULL; 300006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 300106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 300206f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 3003c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShader = shader; 3004c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 30058aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mDrawModifiers.mShader->setCaches(mCaches); 300606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 30077fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 30087fac2e18339f765320d759e8d4c090f92431959eRomain Guy 3009d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 3010db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 3011db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 3012db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3013db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 3014c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = NULL; 3015db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3016db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3017db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 3018c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mColorFilter = filter; 3019db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 3020db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3021db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 30221e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 30231e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30241e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30251e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 3026c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = false; 30271e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30281e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30291e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 3030c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasShadow = true; 3031c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowRadius = radius; 3032c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDx = dx; 3033c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowDy = dy; 3034c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mShadowColor = color; 30351e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 30361e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 30371e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 30385ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30395ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30405ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30415ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3042527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3043527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3044c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3045527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3046527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30475ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30485ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30495ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3050c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3051c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3052c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30535ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30545ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3055a08f95cfeca7217f9c533b03663bf0dceedd259aChris CraikSkPaint* OpenGLRenderer::filterPaint(SkPaint* paint) { 3056758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3057758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3058758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30595ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30605ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy uint32_t flags = paint->getFlags(); 30615ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30625ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3063c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mFilteredPaint.setFlags((flags & ~mDrawModifiers.mPaintFilterClearBits) | 3064c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits); 30655ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30665ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 30675ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30695ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30706926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 30716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30726926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 30733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain GuyTexture* OpenGLRenderer::getTexture(SkBitmap* bitmap) { 30743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 30753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 30763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 30773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 30783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 30793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 30803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 308101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 308201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float x, float y, SkPaint* paint) { 3083f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 308401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 308501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 308601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 308701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 308801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 308901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 309001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 309101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 309201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 309301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 309401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilter(); 309501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShader(); 309601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawBlending(true, mode); 309701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 30984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 30994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 310001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 310101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 310201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawColorFilterUniforms(); 310301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawShaderUniforms(); 310401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 310501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 310601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 310701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 310801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3109f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3114e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, SkPaint* paint) { 31150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3118726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3120211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3121726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3122f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31248b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3126e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3127f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3128f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3129f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3130f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3131f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3132e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3133e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3137e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3138e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3139e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3140e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3145e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3146e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3147e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3148e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31490a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3150e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3151726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3152e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3153726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3158672433d90fab7383cd28beac9d4485b566a90940Romain Guystatus_t OpenGLRenderer::drawRects(const float* rects, int count, SkPaint* paint) { 3159d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3160672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3161672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3162672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3163735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy int color = paint->getColor(); 3164735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy // If a shader is set, preserve only the alpha 3165c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3166735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy color |= 0x00ffffff; 3167735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy } 3168735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy SkXfermode::Mode mode = getXfermode(paint->getXfermode()); 3169735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3170735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy return drawColorRects(rects, count, color, mode); 3171735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3172735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3173f57776b2d195f0937906eb88b777bb55ccc36967Chris Craikstatus_t OpenGLRenderer::drawShadow(const mat4& casterTransform, float casterAlpha, 3174f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik float width, float height) { 3175d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3176f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3177f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // For now, always and scissor 3178f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // TODO: use quickReject 3179f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3180f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3181f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3182ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setColor(mCaches.propertyShadowStrength << 24); 3183ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3184f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 318555bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui VertexBuffer shadowVertexBuffer; 318655bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui ShadowTessellator::tessellateAmbientShadow(width, height, casterTransform, 318755bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui shadowVertexBuffer); 318855bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui return drawVertexBuffer(shadowVertexBuffer, &paint); 3189f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3190f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3191735738c4ddf3229caa5f6e634bf591953ac29944Romain Guystatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, int color, 31923bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform, bool dirty, bool clip) { 31933b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 31943b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 31953b753829ae858d424fe109f714745379a6daf455Romain Guy } 3196735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3197672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3198672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3199672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3200672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3201672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3202448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3203672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3204672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32052af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3206672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3207672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3208672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3209672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3210672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32113b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32123b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32133b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32143b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3215672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32163b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32173b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32183b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32193b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3220672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3221672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3222f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3223a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3224a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3225672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3226672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3227672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3228d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3229672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShader(); 3230672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilter(); 3231672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawBlending(mode); 3232672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3233672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32344063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32354063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3236672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorUniforms(); 3237672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawShaderUniforms(); 3238672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawColorFilterUniforms(); 3239672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3241d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3242672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3243672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32444063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3245672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3246672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3247672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3248672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3249026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 32501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform) { 3251d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3252c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik if (mDrawModifiers.mShader) { 3253d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3254d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3255d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 325670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 325715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3258d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 325970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShader(); 326070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 326170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(mode); 326270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 32634063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 32644063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 326570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorUniforms(); 326670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawShaderUniforms(ignoreTransform); 326770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 326870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3269c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3270c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3271c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3272c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 327382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 32748164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint) { 327582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 327682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 327782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 327882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 3279d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 32808164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 32813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 32823b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 32833b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 32853380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 32863380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 32873b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32883b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 32893b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 32903b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 32913b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 32923b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 32933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3294d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3295d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3296d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 32976620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3298d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 32996620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 33003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy alpha / 255.0f, mode, texture->blend, vertices, texCoords, 33013b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 33026620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 3303d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(FILTER(paint), true); 33046620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, 33053b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 33063b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33073b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 33106620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 331185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 331285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3313bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3314a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 3315a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 331603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, GL_TRIANGLE_STRIP, gMeshCount); 3317f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 3318f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 3319f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 3320a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 33216820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33224063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33234063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33248694230ff25fa0a60e480d424843e56b718f0516Romain Guy 332570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 332670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 332770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 332870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilter(); 332970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 333070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3331886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33324063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3333886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 333486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 333570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColorFilterUniforms(); 333670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3337db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33386820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 333982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 334082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 33423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 33433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33444063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33454063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 33493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 33503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilter(); 33513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawBlending(blend, mode, swapSrcDst); 33523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 33533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 33553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 33563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 33573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColorFilterUniforms(); 33583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 33593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33603b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 33613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 33623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3363886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 3364886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 3365886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3367886b275e529e44a59c54b933453d9bc902973178Romain Guy 3368886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3369886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 3370886b275e529e44a59c54b933453d9bc902973178Romain Guy if (hasColor) { 3371886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3372886b275e529e44a59c54b933453d9bc902973178Romain Guy } 3373886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilter(); 3374886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawShader(); 3375886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawBlending(true, mode); 3376886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3377886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33784063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3379886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3380886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 3381886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawColorFilterUniforms(); 33824063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawShaderUniforms(ignoreTransform); 3383886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3384886b275e529e44a59c54b933453d9bc902973178Romain Guy 3385886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3386886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3387886b275e529e44a59c54b933453d9bc902973178Romain Guy 3388a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3389f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 339078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 339178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 339278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 339378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 339478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 339578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 339678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 339778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 339878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 339978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 340078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 340178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 340278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 340382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3404c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 340582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 340682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 340782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 340882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 340982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 341082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 341133fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34123bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3413a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3414f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3415a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 341682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 341782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 341882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 341982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 342082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 342182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 342282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 342382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3424a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 342582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 342682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 342782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 342882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 342982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 343082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 343182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 343282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 343382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 343482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 343582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 343682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 343782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 343882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3439fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 344082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 344182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3442fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3443bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3444bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3445889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3446d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3447fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3448d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3449fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 34506926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3451260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 34526926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3453260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3454260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3455026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3456ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 345782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 345882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 345982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 346082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 34618ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 34628ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 346316ecda5317c40fc3da284952d9b3add34d6763aeChris Craikvoid OpenGLRenderer::getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3464be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 346516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 346616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 346787b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 346816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3469d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3470026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3471026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 347216ecda5317c40fc3da284952d9b3add34d6763aeChris Craikfloat OpenGLRenderer::getLayerAlpha(Layer* layer) const { 347316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 347416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 347516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 347616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 347716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 347816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3479d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 348016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 348116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 34829d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3483e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3484