OpenGLRenderer.cpp revision f607bdc167f66b3e7003acaa4736ae46d78c1492
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> 2785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 29e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 30e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 319d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 329d5316e3f56d138504565ff311145ac01621dff4Romain Guy 339d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 349d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Defines 359d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 369d5316e3f56d138504565ff311145ac01621dff4Romain Guy 3706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy#define REQUIRED_TEXTURE_UNITS_COUNT 3 3806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 39dda570201ac851dd85af3861f7e575721d3345daRomain Guy// Generates simple and textured vertices 40bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#define FV(x, y, u, v) { { x, y }, { u, v } } 419d5316e3f56d138504565ff311145ac01621dff4Romain Guy 429d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 439d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 449d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 459d5316e3f56d138504565ff311145ac01621dff4Romain Guy 46026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// This array is never used directly but used as a memcpy source in the 47026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// OpenGLRenderer constructor 48ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guystatic const TextureVertex gMeshVertices[] = { 49c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy FV(0.0f, 0.0f, 0.0f, 0.0f), 50c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy FV(1.0f, 0.0f, 1.0f, 0.0f), 51c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy FV(0.0f, 1.0f, 0.0f, 1.0f), 52c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy FV(1.0f, 1.0f, 1.0f, 1.0f) 53bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy}; 54ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guystatic const GLsizei gMeshStride = sizeof(TextureVertex); 55ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guystatic const GLsizei gMeshCount = 4; 56026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 57889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 58889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 64889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 65889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 66026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 67026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 68026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 69026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ZERO }, 70026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 71026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 72026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 73026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 74026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 75026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 76026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 77026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 78026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 79026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 80026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA } 81026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 82e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 83f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 84f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ZERO }, 85f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 86f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 87f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 88f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 89f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 90f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 91f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 92f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 93f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 94f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 95f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA } 96f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 97f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 98889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystatic const GLenum gTextureUnits[] = { 9906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy GL_TEXTURE0, 10006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy GL_TEXTURE1, 10106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy GL_TEXTURE2 102d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy}; 103d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 104f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 105f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 106f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 107f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 108fb8b763f762ae21923c58d64caa729b012f40e05Romain GuyOpenGLRenderer::OpenGLRenderer(): mCaches(Caches::getInstance()) { 10985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy LOGD("Create OpenGLRenderer"); 1109d5316e3f56d138504565ff311145ac01621dff4Romain Guy 11106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader = NULL; 112db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter = NULL; 1131e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mHasShadow = false; 114026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 115ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 116ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 117ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy mFirstSnapshot = new Snapshot; 118ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy 119ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy GLint maxTextureUnits; 120ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy glGetIntegerv(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, &maxTextureUnits); 121ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy if (maxTextureUnits < REQUIRED_TEXTURE_UNITS_COUNT) { 122889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy LOGW("At least %d texture units are required!", REQUIRED_TEXTURE_UNITS_COUNT); 123889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 124e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 125e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 12785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy LOGD("Destroy OpenGLRenderer"); 128e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 129e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 130f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 131f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 132f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 133f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 13485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::setViewport(int width, int height) { 13508ae317c21ec3086b5017672bba87420cc38a407Romain Guy glViewport(0, 0, width, height); 136260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mOrthoMatrix.loadOrtho(0, width, height, 0, -1, 1); 137bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 138bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mWidth = width; 139bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy mHeight = height; 140e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 141e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 14285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::prepare() { 1438aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mFirstSnapshot, 1448aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag); 1458fb954263dd2f918ad339045cc6d82e346515599Romain Guy mSaveCount = 1; 146f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 147fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glViewport(0, 0, mWidth, mHeight); 148fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy 149d90f23e24a4d1768d5a7ed0e7072e67af6330a45Romain Guy glDisable(GL_DITHER); 15008ae317c21ec3086b5017672bba87420cc38a407Romain Guy glDisable(GL_SCISSOR_TEST); 151bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 15208ae317c21ec3086b5017672bba87420cc38a407Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 15308ae317c21ec3086b5017672bba87420cc38a407Romain Guy glClear(GL_COLOR_BUFFER_BIT); 154bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 15508ae317c21ec3086b5017672bba87420cc38a407Romain Guy glEnable(GL_SCISSOR_TEST); 156c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy glScissor(0, 0, mWidth, mHeight); 157f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 158b82da65cb1601be504241f36778395cd6cb9f87bRomain Guy mSnapshot->setClip(0.0f, 0.0f, mWidth, mHeight); 159bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 160bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 161da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guyvoid OpenGLRenderer::acquireContext() { 162da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram) { 163da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.currentProgram->isInUse()) { 164da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram->remove(); 165da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy mCaches.currentProgram = NULL; 166da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 167da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 168da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 169da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 170da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guyvoid OpenGLRenderer::releaseContext() { 171f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glViewport(0, 0, mWidth, mHeight); 172da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 173da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy glEnable(GL_SCISSOR_TEST); 174da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy setScissorFromClip(); 175da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 176f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glDisable(GL_DITHER); 177f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 178f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glBindFramebuffer(GL_FRAMEBUFFER, 0); 179f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 180da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy if (mCaches.blend) { 181da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy glEnable(GL_BLEND); 182da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 183f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glBlendEquation(GL_FUNC_ADD); 184da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } else { 185da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy glDisable(GL_BLEND); 186da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy } 187da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy} 188da8532c6f48b4c10b5e2ccb9e08690341efa1616Romain Guy 189f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 190f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 191f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 192f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 193bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::getSaveCount() const { 1947ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy return mSaveCount; 195bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 196bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 197bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyint OpenGLRenderer::save(int flags) { 1988aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveSnapshot(flags); 199bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 200bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 201bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restore() { 2022542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (mSaveCount > 1) { 2032542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 2047ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 205bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 206bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 207bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::restoreToCount(int saveCount) { 2088fb954263dd2f918ad339045cc6d82e346515599Romain Guy if (saveCount < 1) saveCount = 1; 209bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 2108fb954263dd2f918ad339045cc6d82e346515599Romain Guy while (mSaveCount > saveCount) { 2112542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy restoreSnapshot(); 2127ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 213bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 214bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 2158aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guyint OpenGLRenderer::saveSnapshot(int flags) { 2168aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot = new Snapshot(mSnapshot, flags); 2178fb954263dd2f918ad339045cc6d82e346515599Romain Guy return mSaveCount++; 218bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 219bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 220bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guybool OpenGLRenderer::restoreSnapshot() { 2217ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy bool restoreClip = mSnapshot->flags & Snapshot::kFlagClipSet; 222bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy bool restoreLayer = mSnapshot->flags & Snapshot::kFlagIsLayer; 223bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 224bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy sp<Snapshot> current = mSnapshot; 2257ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy sp<Snapshot> previous = mSnapshot->previous; 226bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 2278b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSaveCount--; 2288b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy mSnapshot = previous; 2298b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 230bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy if (restoreLayer) { 231d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy composeLayer(current, previous); 232d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } 233bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 2342542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 2352542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy setScissorFromClip(); 2368fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 2372542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 2382542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy return restoreClip; 239d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 2405cbbce535744b89df5ecea95de21ee3733298260Romain Guy 241f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 242bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 243bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 244bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 245bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 246bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy const SkPaint* p, int flags) { 2478aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int count = saveSnapshot(flags); 248d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 249d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy int alpha = 255; 250d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy SkXfermode::Mode mode; 251d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 252d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy if (p) { 253d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy alpha = p->getAlpha(); 254a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!mExtensions.hasFramebufferFetch()) { 255a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy const bool isMode = SkXfermode::IsMode(p->getXfermode(), &mode); 256a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!isMode) { 257a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // Assume SRC_OVER 258a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy mode = SkXfermode::kSrcOver_Mode; 259a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 260a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 261a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy mode = getXfermode(p->getXfermode()); 262d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } 263d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } else { 264d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy mode = SkXfermode::kSrcOver_Mode; 265d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy } 266d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 267f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy createLayer(mSnapshot, left, top, right, bottom, alpha, mode, flags); 268d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 269d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 270bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 271bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 272bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayerAlpha(float left, float top, float right, float bottom, 273bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy int alpha, int flags) { 2748aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy if (alpha == 0xff) { 2758aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, NULL, flags); 2768b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } else { 2778aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy SkPaint paint; 2788aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy paint.setAlpha(alpha); 2798aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return saveLayer(left, top, right, bottom, &paint, flags); 2808b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } 281d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 282bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 283d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guybool OpenGLRenderer::createLayer(sp<Snapshot> snapshot, float left, float top, 284d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy float right, float bottom, int alpha, SkXfermode::Mode mode,int flags) { 285d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy LAYER_LOGD("Requesting layer %fx%f", right - left, bottom - top); 286fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 287dda570201ac851dd85af3861f7e575721d3345daRomain Guy 288f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 2898aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 290f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy mSnapshot->transform->mapRect(bounds); 2918aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy 2928aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy LayerSize size(bounds.getWidth(), bounds.getHeight()); 293dda570201ac851dd85af3861f7e575721d3345daRomain Guy 294f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy Layer* layer = mCaches.layerCache.get(size); 295f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 296f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 297bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 298bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 299dda570201ac851dd85af3861f7e575721d3345daRomain Guy layer->mode = mode; 300f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy layer->alpha = alpha; 3018aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 302dda570201ac851dd85af3861f7e575721d3345daRomain Guy 3038fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 3048fb954263dd2f918ad339045cc6d82e346515599Romain Guy snapshot->flags |= Snapshot::kFlagIsLayer; 305dda570201ac851dd85af3861f7e575721d3345daRomain Guy snapshot->layer = layer; 3061d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 307f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Copy the framebuffer into the layer 308f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glBindTexture(GL_TEXTURE_2D, layer->texture); 309f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, bounds.left, mHeight - bounds.bottom, 310f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bounds.getWidth(), bounds.getHeight(), 0); 311f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 312f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Clear the framebuffer where the layer will draw 313f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glScissor(bounds.left, mHeight - bounds.bottom, bounds.getWidth(), bounds.getHeight()); 314f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 315f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glClear(GL_COLOR_BUFFER_BIT); 316f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 317f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy if (flags & SkCanvas::kClipToLayer_SaveFlag) { 318f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy mSnapshot->clipTransformed(bounds); 319f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 320f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 321f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Restore the initial clip 322f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy setScissorFromClip(); 323f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 324d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 325bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 326bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3271d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guyvoid OpenGLRenderer::composeLayer(sp<Snapshot> current, sp<Snapshot> previous) { 3281d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy if (!current->layer) { 3291d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LOGE("Attempting to compose a layer that does not exist"); 3301d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 3311d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 3321d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 3331d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy // Restore the clip from the previous snapshot 3348aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy const Rect& clip = *previous->clipRect; 335f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glScissor(clip.left, mHeight - clip.bottom, clip.getWidth(), clip.getHeight()); 3361d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 3371d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Layer* layer = current->layer; 3381d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy const Rect& rect = layer->layer; 3391d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 340f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy if (layer->alpha < 255) { 341f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glEnable(GL_BLEND); 342f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glBlendFuncSeparate(GL_ZERO, GL_SRC_ALPHA, GL_DST_ALPHA, GL_ZERO); 343f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 344f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawColorRect(rect.left, rect.top, rect.right, rect.bottom, 345f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy layer->alpha << 24, SkXfermode::kSrcOver_Mode, true, true); 346f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 347f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glBlendFunc(mCaches.lastSrcMode, mCaches.lastDstMode); 348f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy if (!mCaches.blend) { 349f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glDisable(GL_BLEND); 350f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 351f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 352f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 353f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Layers are already drawn with a top-left origin, don't flip the texture 3548b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 3558b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 356f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy drawTextureMesh(rect.left, rect.top, rect.right, rect.bottom, layer->texture, 357f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 1.0f, layer->mode, layer->blend, &mMeshVertices[0].position[0], 358f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy &mMeshVertices[0].texture[0], NULL, 0, true, true); 3591d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 3608b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 3618b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 3621d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LayerSize size(rect.getWidth(), rect.getHeight()); 3631d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy // Failing to add the layer to the cache should happen only if the 3641d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy // layer is too large 365fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (!mCaches.layerCache.put(size, layer)) { 3661d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 3671d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 3681d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy glDeleteTextures(1, &layer->texture); 3691d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 3701d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy delete layer; 3711d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 3721d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 3731d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 374bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 375f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Transforms 376f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 377f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 378f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::translate(float dx, float dy) { 3798aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->translate(dx, dy, 0.0f); 380f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 381f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 382f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::rotate(float degrees) { 3838aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->rotate(degrees, 0.0f, 0.0f, 1.0f); 384f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 385f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 386f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::scale(float sx, float sy) { 3878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->scale(sx, sy, 1.0f); 388f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 389f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 390f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::setMatrix(SkMatrix* matrix) { 3918aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->load(*matrix); 392f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 393f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 394f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::getMatrix(SkMatrix* matrix) { 3958aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->copyTo(*matrix); 396f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 397f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 398f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guyvoid OpenGLRenderer::concatMatrix(SkMatrix* matrix) { 3997ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy mat4 m(*matrix); 4008aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->multiply(m); 401f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy} 402f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 403f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 404f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 405f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 406f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 407bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 4088aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy const Rect& clip = *mSnapshot->clipRect; 409f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy glScissor(clip.left, mHeight - clip.bottom, clip.getWidth(), clip.getHeight()); 4109d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 4119d5316e3f56d138504565ff311145ac01621dff4Romain Guy 4129d5316e3f56d138504565ff311145ac01621dff4Romain Guyconst Rect& OpenGLRenderer::getClipBounds() { 413079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy return mSnapshot->getLocalClip(); 414bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 415bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 416c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guybool OpenGLRenderer::quickReject(float left, float top, float right, float bottom) { 4171d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy Rect r(left, top, right, bottom); 4188aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mSnapshot->transform->mapRect(r); 4198aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return !mSnapshot->clipRect->intersects(r); 420c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 421c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 422079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guybool OpenGLRenderer::clipRect(float left, float top, float right, float bottom, SkRegion::Op op) { 423079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy bool clipped = mSnapshot->clip(left, top, right, bottom, op); 4247ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy if (clipped) { 4257ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy setScissorFromClip(); 4267ae7ac48aa2b53453c9805075171ecd5bcafd7deRomain Guy } 4278aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy return !mSnapshot->clipRect->isEmpty(); 428e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 429e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 430f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 431f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 432f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 433f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 434c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guyvoid OpenGLRenderer::drawBitmap(SkBitmap* bitmap, float left, float top, const SkPaint* paint) { 4356926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float right = left + bitmap->width(); 4366926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy const float bottom = top + bitmap->height(); 4376926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 4386926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 4396926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return; 4406926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 4416926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 44261c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy glActiveTexture(GL_TEXTURE0); 443fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const Texture* texture = mCaches.textureCache.get(bitmap); 4449cccc2b9bdd4850a3f9679569aaec3ab98477a5dRomain Guy if (!texture) return; 44522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 44622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 4476926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy drawTextureRect(left, top, right, bottom, texture, paint); 4488ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 4498ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 450f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guyvoid OpenGLRenderer::drawBitmap(SkBitmap* bitmap, const SkMatrix* matrix, const SkPaint* paint) { 451f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy Rect r(0.0f, 0.0f, bitmap->width(), bitmap->height()); 452f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const mat4 transform(*matrix); 453f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy transform.mapRect(r); 454f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 4556926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(r.left, r.top, r.right, r.bottom)) { 4566926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return; 4576926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 4586926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 45961c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy glActiveTexture(GL_TEXTURE0); 460fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const Texture* texture = mCaches.textureCache.get(bitmap); 4619cccc2b9bdd4850a3f9679569aaec3ab98477a5dRomain Guy if (!texture) return; 46222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 46322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 46482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy drawTextureRect(r.left, r.top, r.right, r.bottom, texture, paint); 465f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy} 466f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 4678ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guyvoid OpenGLRenderer::drawBitmap(SkBitmap* bitmap, 4688ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 4698ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 470f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy const SkPaint* paint) { 4716926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(dstLeft, dstTop, dstRight, dstBottom)) { 4726926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return; 4736926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 4746926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 47561c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy glActiveTexture(GL_TEXTURE0); 476fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const Texture* texture = mCaches.textureCache.get(bitmap); 4779cccc2b9bdd4850a3f9679569aaec3ab98477a5dRomain Guy if (!texture) return; 47822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 4798ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 4808ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 4818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 482c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 4838ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float u1 = srcLeft / width; 4848ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float v1 = srcTop / height; 4858ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float u2 = srcRight / width; 4868ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float v2 = srcBottom / height; 487c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 4888ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 4898ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 49082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy drawTextureRect(dstLeft, dstTop, dstRight, dstBottom, texture, paint); 4918ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 4928ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 493ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 494ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 495deba785f122a47915756ffd991f5540d952cf937Romain Guyvoid OpenGLRenderer::drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 496deba785f122a47915756ffd991f5540d952cf937Romain Guy float left, float top, float right, float bottom, const SkPaint* paint) { 4976926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 4986926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return; 4996926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 5006926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 50161c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy glActiveTexture(GL_TEXTURE0); 502fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const Texture* texture = mCaches.textureCache.get(bitmap); 5039cccc2b9bdd4850a3f9679569aaec3ab98477a5dRomain Guy if (!texture) return; 50422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 505f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 506f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy int alpha; 507f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy SkXfermode::Mode mode; 508f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy getAlphaAndMode(paint, &alpha, &mode); 509f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 510fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Patch* mesh = mCaches.patchCache.get(patch); 511fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy mesh->updateVertices(bitmap, left, top, right, bottom, 512fb5e23c327cd5f8f93d1eaa7c10f34d6fd3efb6cRomain Guy &patch->xDivs[0], &patch->yDivs[0], patch->numXDivs, patch->numYDivs); 513f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 514f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy // Specify right and bottom as +1.0f from left/top to prevent scaling since the 515f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy // patch mesh already defines the final size 516a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, left + 1.0f, top + 1.0f, texture->id, alpha / 255.0f, 517a979474f15b454c8e2963f239a3770e200bb227cRomain Guy mode, texture->blend, &mesh->vertices[0].position[0], 51816202fc9745e9b11db089ebc8f40119d13732016Romain Guy &mesh->vertices[0].texture[0], mesh->indices, mesh->indicesCount); 519f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 520f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 52185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyvoid OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 5228aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy const Rect& clip = *mSnapshot->clipRect; 5233d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy drawColorRect(clip.left, clip.top, clip.right, clip.bottom, color, mode, true); 524c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 5259d5316e3f56d138504565ff311145ac01621dff4Romain Guy 526bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawRect(float left, float top, float right, float bottom, const SkPaint* p) { 5276926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy if (quickReject(left, top, right, bottom)) { 5286926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return; 5296926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 5306926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 531026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy SkXfermode::Mode mode; 532a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!mExtensions.hasFramebufferFetch()) { 533a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy const bool isMode = SkXfermode::IsMode(p->getXfermode(), &mode); 534a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!isMode) { 535a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // Assume SRC_OVER 536a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy mode = SkXfermode::kSrcOver_Mode; 537a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 538a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 539a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy mode = getXfermode(p->getXfermode()); 540026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 541026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 542026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Skia draws using the color's alpha channel if < 255 543026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Otherwise, it uses the paint's alpha 544026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy int color = p->getColor(); 545d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (((color >> 24) & 0xff) == 255) { 546026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy color |= p->getAlpha() << 24; 547026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 548026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 549026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy drawColorRect(left, top, right, bottom, color, mode); 550c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 5519d5316e3f56d138504565ff311145ac01621dff4Romain Guy 552e8e62a4a032a80409114a37908b5f18ab0080848Romain Guyvoid OpenGLRenderer::drawText(const char* text, int bytesCount, int count, 553e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy float x, float y, SkPaint* paint) { 554f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy if (text == NULL || count == 0 || (paint->getAlpha() == 0 && paint->getXfermode() == NULL)) { 555e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy return; 556e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 557f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy paint->setAntiAlias(true); 558e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 559a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy float scaleX = paint->getTextScaleX(); 560a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy bool applyScaleX = scaleX < 0.9999f || scaleX > 1.0001f; 561a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy if (applyScaleX) { 5628aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy save(SkCanvas::kMatrix_SaveFlag); 563a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy translate(x - (x * scaleX), 0.0f); 564a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy scale(scaleX, 1.0f); 565a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy } 566a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy 567a674ab74e359ac73b4c4dd6b1a3a771836ac7e40Romain Guy float length = -1.0f; 568e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy switch (paint->getTextAlign()) { 569e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kCenter_Align: 570e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy length = paint->measureText(text, bytesCount); 571e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length / 2.0f; 572e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 573e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy case SkPaint::kRight_Align: 574e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy length = paint->measureText(text, bytesCount); 575e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy x -= length; 576e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 577e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy default: 578e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy break; 579e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy } 580e8e62a4a032a80409114a37908b5f18ab0080848Romain Guy 581694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy int alpha; 582694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy SkXfermode::Mode mode; 583694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy getAlphaAndMode(paint, &alpha, &mode); 584694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 5852542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy uint32_t color = paint->getColor(); 5862542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy const GLfloat a = alpha / 255.0f; 5872542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy const GLfloat r = a * ((color >> 16) & 0xFF) / 255.0f; 5882542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy const GLfloat g = a * ((color >> 8) & 0xFF) / 255.0f; 5892542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy const GLfloat b = a * ((color ) & 0xFF) / 255.0f; 5902542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 591b45c0c9774bd19a9dbe77d149abae4e124b08bf6Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer.getFontRenderer(paint); 592b45c0c9774bd19a9dbe77d149abae4e124b08bf6Romain Guy fontRenderer.setFont(paint, SkTypeface::UniqueID(paint->getTypeface()), 593fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy paint->getTextSize()); 5941e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy if (mHasShadow) { 5951e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy glActiveTexture(gTextureUnits[0]); 596b45c0c9774bd19a9dbe77d149abae4e124b08bf6Romain Guy mCaches.dropShadowCache.setFontRenderer(fontRenderer); 597fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const ShadowTexture* shadow = mCaches.dropShadowCache.get(paint, text, bytesCount, 5981e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy count, mShadowRadius); 5991e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy const AutoTexture autoCleanup(shadow); 6000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 6012542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy setupShadow(shadow, x, y, mode, a); 6020a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 6030a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Draw the mesh 6040a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 605fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glDisableVertexAttribArray(mCaches.currentProgram->getAttrib("texCoords")); 6061e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 6071e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 60806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy GLuint textureUnit = 0; 609db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy glActiveTexture(gTextureUnits[textureUnit]); 61006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 611b45c0c9774bd19a9dbe77d149abae4e124b08bf6Romain Guy setupTextureAlpha8(fontRenderer.getTexture(), 0, 0, textureUnit, x, y, r, g, b, a, 6120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy mode, false, true); 61306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 61409147fbdc8206a0cac78bfe9083e7e15b3c5689cRomain Guy const Rect& clip = mSnapshot->getLocalClip(); 615b45c0c9774bd19a9dbe77d149abae4e124b08bf6Romain Guy fontRenderer.renderText(paint, &clip, text, 0, bytesCount, count, x, y); 616694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 617694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); 618fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glDisableVertexAttribArray(mCaches.currentProgram->getAttrib("texCoords")); 619a674ab74e359ac73b4c4dd6b1a3a771836ac7e40Romain Guy 6200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy drawTextDecorations(text, bytesCount, length, x, y, paint); 621a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy 622a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy if (applyScaleX) { 623a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy restore(); 624a80d32f7b69aa37026ab99e4ade1ad86dae76a81Romain Guy } 625694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 626694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 6277fbcc0492fca03857e3c45064f4aa040af817d55Romain Guyvoid OpenGLRenderer::drawPath(SkPath* path, SkPaint* paint) { 6287fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy GLuint textureUnit = 0; 6297fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy glActiveTexture(gTextureUnits[textureUnit]); 6307fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 631fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 6329cccc2b9bdd4850a3f9679569aaec3ab98477a5dRomain Guy if (!texture) return; 63322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 6347fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 6358b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 6368b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 6378b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6388b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy if (quickReject(x, y, x + texture->width, y + texture->height)) { 6398b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy return; 6408b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy } 6418b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 6427fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy int alpha; 6437fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy SkXfermode::Mode mode; 6447fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy getAlphaAndMode(paint, &alpha, &mode); 6457fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 6467fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy uint32_t color = paint->getColor(); 6477fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy const GLfloat a = alpha / 255.0f; 6487fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy const GLfloat r = a * ((color >> 16) & 0xFF) / 255.0f; 6497fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy const GLfloat g = a * ((color >> 8) & 0xFF) / 255.0f; 6507fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy const GLfloat b = a * ((color ) & 0xFF) / 255.0f; 6517fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 6520a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy setupTextureAlpha8(texture, textureUnit, x, y, r, g, b, a, mode, true, true); 6530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 6540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Draw the mesh 6550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 656fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glDisableVertexAttribArray(mCaches.currentProgram->getAttrib("texCoords")); 6577fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 6587fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 6596926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 660d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy// Shaders 661d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 662d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 663d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guyvoid OpenGLRenderer::resetShader() { 66406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader = NULL; 66506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy} 66606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 66706f96e2652e4855b6520ad9dd70583677605b79aRomain Guyvoid OpenGLRenderer::setupShader(SkiaShader* shader) { 66806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader = shader; 66906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (mShader) { 670fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mShader->set(&mCaches.textureCache, &mCaches.gradientCache); 67106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy } 6727fac2e18339f765320d759e8d4c090f92431959eRomain Guy} 6737fac2e18339f765320d759e8d4c090f92431959eRomain Guy 674d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy/////////////////////////////////////////////////////////////////////////////// 675db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy// Color filters 676db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 677db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 678db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::resetColorFilter() { 679db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter = NULL; 680db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 681db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 682db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid OpenGLRenderer::setupColorFilter(SkiaColorFilter* filter) { 683db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter = filter; 684db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 685db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 686db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy/////////////////////////////////////////////////////////////////////////////// 6871e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy// Drop shadow 6881e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 6891e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 6901e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::resetShadow() { 6911e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mHasShadow = false; 6921e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 6931e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 6941e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guyvoid OpenGLRenderer::setupShadow(float radius, float dx, float dy, int color) { 6951e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mHasShadow = true; 6961e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowRadius = radius; 6971e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowDx = dx; 6981e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowDy = dy; 6991e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy mShadowColor = color; 7001e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy} 7011e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 7021e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy/////////////////////////////////////////////////////////////////////////////// 7036926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 7046926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 7056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 7060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::setupShadow(const ShadowTexture* texture, float x, float y, 7072542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy SkXfermode::Mode mode, float alpha) { 7080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy const float sx = x - texture->left + mShadowDx; 7090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy const float sy = y - texture->top + mShadowDy; 7100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7112542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy const int shadowAlpha = ((mShadowColor >> 24) & 0xFF); 7122542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy const GLfloat a = shadowAlpha < 255 ? shadowAlpha / 255.0f : alpha; 7130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy const GLfloat r = a * ((mShadowColor >> 16) & 0xFF) / 255.0f; 7140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy const GLfloat g = a * ((mShadowColor >> 8) & 0xFF) / 255.0f; 7150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy const GLfloat b = a * ((mShadowColor ) & 0xFF) / 255.0f; 7160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy GLuint textureUnit = 0; 7180a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy setupTextureAlpha8(texture, textureUnit, sx, sy, r, g, b, a, mode, true, false); 7190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 7200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::setupTextureAlpha8(const Texture* texture, GLuint& textureUnit, 7220a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, float r, float g, float b, float a, SkXfermode::Mode mode, 7230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy bool transforms, bool applyFilters) { 7240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy setupTextureAlpha8(texture->id, texture->width, texture->height, textureUnit, 7250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy x, y, r, g, b, a, mode, transforms, applyFilters); 7260a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 7270a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7280a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::setupTextureAlpha8(GLuint texture, uint32_t width, uint32_t height, 7290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy GLuint& textureUnit, float x, float y, float r, float g, float b, float a, 7300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy SkXfermode::Mode mode, bool transforms, bool applyFilters) { 7310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Describe the required shaders 7320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy ProgramDescription description; 7330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy description.hasTexture = true; 7340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy description.hasAlpha8Texture = true; 7350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (applyFilters) { 7370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (mShader) { 7380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy mShader->describe(description, mExtensions); 7390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (mColorFilter) { 7410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy mColorFilter->describe(description, mExtensions); 7420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 745a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // Setup the blending mode 746a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy chooseBlending(true, mode, description); 747a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 7480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Build and use the appropriate shader 749fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy useProgram(mCaches.programCache.get(description)); 7500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7510a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy bindTexture(texture, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, textureUnit); 752fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glUniform1i(mCaches.currentProgram->getUniform("sampler"), textureUnit); 7530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 754fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy int texCoordsSlot = mCaches.currentProgram->getAttrib("texCoords"); 7550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy glEnableVertexAttribArray(texCoordsSlot); 7560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Setup attributes 758fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glVertexAttribPointer(mCaches.currentProgram->position, 2, GL_FLOAT, GL_FALSE, 7590a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy gMeshStride, &mMeshVertices[0].position[0]); 7600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy glVertexAttribPointer(texCoordsSlot, 2, GL_FLOAT, GL_FALSE, 7610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy gMeshStride, &mMeshVertices[0].texture[0]); 7620a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Setup uniforms 7640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (transforms) { 7650a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy mModelView.loadTranslate(x, y, 0.0f); 7660a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy mModelView.scale(width, height, 1.0f); 7670a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } else { 7680a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy mModelView.loadIdentity(); 7690a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7708aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 771fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glUniform4f(mCaches.currentProgram->color, r, g, b, a); 7720a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy textureUnit++; 7740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (applyFilters) { 7750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Setup attributes and uniforms required by the shaders 7760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (mShader) { 777fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mShader->setupProgram(mCaches.currentProgram, mModelView, *mSnapshot, &textureUnit); 7780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (mColorFilter) { 780fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mColorFilter->setupProgram(mCaches.currentProgram); 7810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 7830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 7840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 785f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 7860a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 7870a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 7880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 7890a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 7900a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guyvoid OpenGLRenderer::drawTextDecorations(const char* text, int bytesCount, float length, 7910a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint) { 7920a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 7930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 7940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 7950a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float underlineWidth = length; 7960a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // If length is > 0.0f, we already measured the text for the text alignment 7970a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (length <= 0.0f) { 7980a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy underlineWidth = paint->measureText(text, bytesCount); 7990a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 8000a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 8010a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float offsetX = 0; 8020a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy switch (paint->getTextAlign()) { 8030a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy case SkPaint::kCenter_Align: 8040a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy offsetX = underlineWidth * 0.5f; 8050a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy break; 8060a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy case SkPaint::kRight_Align: 8070a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy offsetX = underlineWidth; 8080a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy break; 8090a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy default: 8100a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy break; 8110a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 8120a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 8130a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (underlineWidth > 0.0f) { 8140a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float textSize = paint->getTextSize(); 8150a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float height = textSize * kStdUnderline_Thickness; 8160a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 8170a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float left = x - offsetX; 8180a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 8190a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float right = left + underlineWidth; 8200a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float bottom = 0.0f; 8210a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 8220a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 8230a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 8240a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy bottom = top + height; 8250a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy drawRect(left, top, right, bottom, paint); 8260a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 8270a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 8280a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 8290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 8300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy bottom = top + height; 8310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy drawRect(left, top, right, bottom, paint); 8320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 8330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 8340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 8350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 8360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 837026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 838f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform, bool ignoreBlending) { 839d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 84006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (mShader) { 841d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 842d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 843d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 844d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // Render using pre-multiplied alpha 845026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy const int alpha = (color >> 24) & 0xFF; 846d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy const GLfloat a = alpha / 255.0f; 847c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy const GLfloat r = a * ((color >> 16) & 0xFF) / 255.0f; 848c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy const GLfloat g = a * ((color >> 8) & 0xFF) / 255.0f; 849c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy const GLfloat b = a * ((color ) & 0xFF) / 255.0f; 850c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy 85106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy GLuint textureUnit = 0; 8529d5316e3f56d138504565ff311145ac01621dff4Romain Guy 85306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy // Describe the required shaders 854889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy ProgramDescription description; 85506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (mShader) { 85606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mShader->describe(description, mExtensions); 857c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy } 858db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (mColorFilter) { 859db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter->describe(description, mExtensions); 860db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 861c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy 862f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy if (!ignoreBlending) { 863f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Setup the blending mode 864f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy chooseBlending(alpha < 255 || (mShader && mShader->blend()), mode, description); 865f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 866a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 86706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy // Build and use the appropriate shader 868fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy useProgram(mCaches.programCache.get(description)); 869c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy 87006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy // Setup attributes 871fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glVertexAttribPointer(mCaches.currentProgram->position, 2, GL_FLOAT, GL_FALSE, 872ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy gMeshStride, &mMeshVertices[0].position[0]); 873c0ac193b9415680f0a69e20a3f5f22d16f8053beRomain Guy 87406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy // Setup uniforms 875889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy mModelView.loadTranslate(left, top, 0.0f); 876889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy mModelView.scale(right - left, bottom - top, 1.0f); 87706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (!ignoreTransform) { 8788aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 879889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 88006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy mat4 identity; 881fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, identity); 882889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 883fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glUniform4f(mCaches.currentProgram->color, r, g, b, a); 884d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 88506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy // Setup attributes and uniforms required by the shaders 88606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy if (mShader) { 887fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mShader->setupProgram(mCaches.currentProgram, mModelView, *mSnapshot, &textureUnit); 888d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 889db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (mColorFilter) { 890fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mColorFilter->setupProgram(mCaches.currentProgram); 891db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 892d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 89306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy // Draw the mesh 894889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 895d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy} 896d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 89782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 898a979474f15b454c8e2963f239a3770e200bb227cRomain Guy const Texture* texture, const SkPaint* paint) { 89982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy int alpha; 90082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy SkXfermode::Mode mode; 90182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy getAlphaAndMode(paint, &alpha, &mode); 90282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 903a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture->id, alpha / 255.0f, mode, texture->blend, 904ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], NULL); 90585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 90685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 907bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 908a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend) { 909a979474f15b454c8e2963f239a3770e200bb227cRomain Guy drawTextureMesh(left, top, right, bottom, texture, alpha, mode, blend, 910ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy &mMeshVertices[0].position[0], &mMeshVertices[0].texture[0], NULL); 911f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 912f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 913f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 914a979474f15b454c8e2963f239a3770e200bb227cRomain Guy GLuint texture, float alpha, SkXfermode::Mode mode, bool blend, 915f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy GLvoid* vertices, GLvoid* texCoords, GLvoid* indices, GLsizei elementsCount, 916f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst, bool ignoreTransform) { 917889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy ProgramDescription description; 918889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy description.hasTexture = true; 919db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (mColorFilter) { 920db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy mColorFilter->describe(description, mExtensions); 921db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 922889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 923bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy mModelView.loadTranslate(left, top, 0.0f); 924bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy mModelView.scale(right - left, bottom - top, 1.0f); 925bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 926f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy chooseBlending(blend || alpha < 1.0f, mode, description, swapSrcDst); 927a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 928fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy useProgram(mCaches.programCache.get(description)); 929f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy if (!ignoreTransform) { 930f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, *mSnapshot->transform); 931f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } else { 932f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy mat4 m; 933f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy mCaches.currentProgram->set(mOrthoMatrix, mModelView, m); 934f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 935bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 936889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy // Texture 93706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy bindTexture(texture, GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE, 0); 938fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glUniform1i(mCaches.currentProgram->getUniform("sampler"), 0); 939c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 940a979474f15b454c8e2963f239a3770e200bb227cRomain Guy // Always premultiplied 941fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glUniform4f(mCaches.currentProgram->color, alpha, alpha, alpha, alpha); 942bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 943889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy // Mesh 944fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy int texCoordsSlot = mCaches.currentProgram->getAttrib("texCoords"); 945889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy glEnableVertexAttribArray(texCoordsSlot); 946fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy glVertexAttribPointer(mCaches.currentProgram->position, 2, GL_FLOAT, GL_FALSE, 947ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy gMeshStride, vertices); 948889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy glVertexAttribPointer(texCoordsSlot, 2, GL_FLOAT, GL_FALSE, gMeshStride, texCoords); 949bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 950db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy // Color filter 951db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (mColorFilter) { 952fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mColorFilter->setupProgram(mCaches.currentProgram); 953db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 954db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 955f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy if (!indices) { 956ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 957f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy } else { 958f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy glDrawElements(GL_TRIANGLES, elementsCount, GL_UNSIGNED_SHORT, indices); 959f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy } 960889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy glDisableVertexAttribArray(texCoordsSlot); 96182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 96282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 963a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 964f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 96582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 96682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 967a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (mode < SkXfermode::kPlus_Mode) { 968a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!mCaches.blend) { 969a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy glEnable(GL_BLEND); 970a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 97182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 972f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 973f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 97482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 975a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 976a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy glBlendFunc(sourceMode, destMode); 977a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy mCaches.lastSrcMode = sourceMode; 978a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy mCaches.lastDstMode = destMode; 979a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 980a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 981a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // These blend modes are not supported by OpenGL directly and have 982a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // to be implemented using shaders. Since the shader will perform 983a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // the blending, turn blending off here 984a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (mExtensions.hasFramebufferFetch()) { 985a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 986f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 987a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 988a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 989a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (mCaches.blend) { 990a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy glDisable(GL_BLEND); 991a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 992a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy blend = false; 99382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 994fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 99582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 99682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 997fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 998bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 999bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 1000889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 1001d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 1002fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 1003d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 1004fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 10056926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 1006260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 10076926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 1008260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 1009260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 1010026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 1011ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 101282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 101382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 101482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 101582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 10168ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 10178ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 10188ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guyvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 10198ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy if (paint) { 1020a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!mExtensions.hasFramebufferFetch()) { 1021a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy const bool isMode = SkXfermode::IsMode(paint->getXfermode(), mode); 1022a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!isMode) { 1023a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy // Assume SRC_OVER 1024a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy *mode = SkXfermode::kSrcOver_Mode; 1025a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 1026a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 1027a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy *mode = getXfermode(paint->getXfermode()); 10288ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy } 10298ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 10308ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy // Skia draws using the color's alpha channel if < 255 10318ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy // Otherwise, it uses the paint's alpha 10328ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy int color = paint->getColor(); 10338ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy *alpha = (color >> 24) & 0xFF; 10348ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy if (*alpha == 255) { 10358ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy *alpha = paint->getAlpha(); 10368ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy } 10378ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy } else { 10388ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy *mode = SkXfermode::kSrcOver_Mode; 10398ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy *alpha = 255; 10408ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy } 1041026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 1042026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 1043a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain GuySkXfermode::Mode OpenGLRenderer::getXfermode(SkXfermode* mode) { 1044a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (mode == NULL) { 1045a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy return SkXfermode::kSrcOver_Mode; 1046a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 1047a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy return mode->fMode; 1048a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy} 1049a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 1050889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyvoid OpenGLRenderer::bindTexture(GLuint texture, GLenum wrapS, GLenum wrapT, GLuint textureUnit) { 1051889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy glActiveTexture(gTextureUnits[textureUnit]); 1052ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy glBindTexture(GL_TEXTURE_2D, texture); 1053a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapS); 1054a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapT); 1055a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy} 1056a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy 10579d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 1058e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 1059