ProgramCache.cpp revision a938f569ce206c1ed68d736181016b5b708c0084
1ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/* 2ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Copyright (C) 2010 The Android Open Source Project 3ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * 4ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * you may not use this file except in compliance with the License. 6ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * You may obtain a copy of the License at 7ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * 8ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * 10ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Unless required by applicable law or agreed to in writing, software 11ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * See the License for the specific language governing permissions and 14ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * limitations under the License. 15ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy */ 16ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 17ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy#define LOG_TAG "OpenGLRenderer" 18ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 19ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy#include <utils/String8.h> 20ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 21a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy#include "Caches.h" 22ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy#include "ProgramCache.h" 23ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 24ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guynamespace android { 25ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guynamespace uirenderer { 26ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 27ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 28707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// Defines 29707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy/////////////////////////////////////////////////////////////////////////////// 30707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 31707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy#define MODULATE_OP_NO_MODULATE 0 32707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy#define MODULATE_OP_MODULATE 1 33707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy#define MODULATE_OP_MODULATE_A8 2 34707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 35707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy/////////////////////////////////////////////////////////////////////////////// 36ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Vertex shaders snippets 37ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 38ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 39ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Attributes = 40ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "attribute vec4 position;\n"; 41ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Attributes_TexCoords = 42ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "attribute vec2 texCoords;\n"; 4399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Header_Attributes_AAParameters = 4499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "attribute float vtxWidth;\n" 4599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "attribute float vtxLength;\n"; 466ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craikconst char* gVS_Header_Attributes_AARectParameters = 476ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik "attribute float vtxAlpha;\n"; 48aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Header_Uniforms_TextureTransform = 49aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform mat4 mainTextureTransform;\n"; 50ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Uniforms = 51ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 transform;\n"; 52ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Header_Uniforms_IsPoint = 5380bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump float pointSize;\n"; 54ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Uniforms_HasGradient[3] = { 55ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 56ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n", 57ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 58ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "uniform mat4 screenSpace;\n", 59ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 60ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n" 61ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 62889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Header_Uniforms_HasBitmap = 63889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy "uniform mat4 textureTransform;\n" 6480bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump vec2 textureDimension;\n"; 65ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Varyings_HasTexture = 66ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "varying vec2 outTexCoords;\n"; 6799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Header_Varyings_IsAA = 6899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "varying float widthProportion;\n" 6999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "varying float lengthProportion;\n"; 706ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craikconst char* gVS_Header_Varyings_IsAARect = 716ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik "varying float alpha;\n"; 7263553478130f78d44c8fbeaebc610e19925544a5Romain Guyconst char* gVS_Header_Varyings_HasBitmap = 7363553478130f78d44c8fbeaebc610e19925544a5Romain Guy "varying highp vec2 outBitmapTexCoords;\n"; 7463553478130f78d44c8fbeaebc610e19925544a5Romain Guyconst char* gVS_Header_Varyings_PointHasBitmap = 7563553478130f78d44c8fbeaebc610e19925544a5Romain Guy "varying highp vec2 outPointBitmapTexCoords;\n"; 7642e1e0d482d774cf18a55773e434f02edb9e4462Romain Guyconst char* gVS_Header_Varyings_HasGradient[6] = { 77ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 7863553478130f78d44c8fbeaebc610e19925544a5Romain Guy "varying highp vec2 linear;\n", 79320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy "varying float linear;\n", 80211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 81ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 8263553478130f78d44c8fbeaebc610e19925544a5Romain Guy "varying highp vec2 circular;\n", 8342e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "varying highp vec2 circular;\n", 84211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 85ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 8642e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "varying highp vec2 sweep;\n", 8742e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "varying highp vec2 sweep;\n", 88ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 89ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main = 90ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n"; 91ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_OutTexCoords = 92ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " outTexCoords = texCoords;\n"; 93aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Main_OutTransformedTexCoords = 94aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy " outTexCoords = (mainTextureTransform * vec4(texCoords, 0.0, 1.0)).xy;\n"; 9542e1e0d482d774cf18a55773e434f02edb9e4462Romain Guyconst char* gVS_Main_OutGradient[6] = { 96ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 977537f856f9076a84db04d8de447f6527b67166fdRomain Guy " linear = vec2((screenSpace * position).x, 0.5);\n", 9842e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy " linear = (screenSpace * position).x;\n", 99211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 100ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 10114830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " circular = (screenSpace * position).xy;\n", 10242e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy " circular = (screenSpace * position).xy;\n", 103211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 104ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 10542e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy " sweep = (screenSpace * position).xy;\n", 10642e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy " sweep = (screenSpace * position).xy;\n", 107ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 108889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Main_OutBitmapTexCoords = 109707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " outBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 110ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_OutPointBitmapTexCoords = 111ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " outPointBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 112ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_Position = 113ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_Position = transform * position;\n"; 114ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_PointSize = 115ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " gl_PointSize = pointSize;\n"; 11699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Main_AA = 11799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " widthProportion = vtxWidth;\n" 11899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " lengthProportion = vtxLength;\n"; 1196ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craikconst char* gVS_Main_AARect = 1206ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik " alpha = vtxAlpha;\n"; 121ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Footer = 122ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 123ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 124ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 125ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Fragment shaders snippets 126ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 127ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 128a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Header_Extension_FramebufferFetch = 129a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy "#extension GL_NV_shader_framebuffer_fetch : enable\n\n"; 130aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Header_Extension_ExternalTexture = 131aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "#extension GL_OES_EGL_image_external : require\n\n"; 132ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Header = 133ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "precision mediump float;\n\n"; 134ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_Color = 135ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 color;\n"; 13699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gFS_Uniforms_AA = 1375b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "uniform float boundaryWidth;\n" 138a798b95a9ef328720febec72d01462cd97e3d4c7Chris Craik "uniform float boundaryLength;\n"; 139ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Header_Uniforms_PointHasBitmap = 140ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform vec2 textureDimension;\n" 141ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform float pointSize;\n"; 142ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_TextureSampler = 143a938f569ce206c1ed68d736181016b5b708c0084Romain Guy "uniform sampler2D baseSampler;\n"; 144aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Uniforms_ExternalTextureSampler = 145a938f569ce206c1ed68d736181016b5b708c0084Romain Guy "uniform samplerExternalOES baseSampler;\n"; 146211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy#define FS_UNIFORMS_DITHER \ 147211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy "uniform float ditherSize;\n" \ 148211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy "uniform sampler2D ditherSampler;\n" 149211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy#define FS_UNIFORMS_GRADIENT \ 150211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy "uniform vec4 startColor;\n" \ 151211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy "uniform vec4 endColor;\n" 15242e1e0d482d774cf18a55773e434f02edb9e4462Romain Guyconst char* gFS_Uniforms_GradientSampler[6] = { 153ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 154211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy FS_UNIFORMS_DITHER "uniform sampler2D gradientSampler;\n", 155211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy FS_UNIFORMS_DITHER FS_UNIFORMS_GRADIENT, 156211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 157ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 158211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy FS_UNIFORMS_DITHER "uniform sampler2D gradientSampler;\n", 159211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy FS_UNIFORMS_DITHER FS_UNIFORMS_GRADIENT, 160211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 161ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 162211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy FS_UNIFORMS_DITHER "uniform sampler2D gradientSampler;\n", 163211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy FS_UNIFORMS_DITHER FS_UNIFORMS_GRADIENT 164ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 165ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_BitmapSampler = 166ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D bitmapSampler;\n"; 167ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_ColorOp[4] = { 168ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 169ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 170ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 171ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 colorMatrix;\n" 172ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 colorMatrixVector;\n", 173ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 174db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingMul;\n" 175db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingAdd;\n", 176ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 177db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 colorBlend;\n" 178ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 1794121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Uniforms_Gamma = 1804121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "uniform float gamma;\n"; 1814121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 182ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main = 183ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n" 1847fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy " lowp vec4 fragColor;\n"; 185707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 186ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Main_PointBitmapTexCoords = 18763553478130f78d44c8fbeaebc610e19925544a5Romain Guy " highp vec2 outBitmapTexCoords = outPointBitmapTexCoords + " 188ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "((gl_PointCoord - vec2(0.5, 0.5)) * textureDimension * vec2(pointSize, pointSize));\n"; 189ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 190211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy#define FS_MAIN_DITHER \ 191211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy "texture2D(ditherSampler, gl_FragCoord.xy * ditherSize).a * ditherSize * ditherSize" 192211efea7376371ee755edd2ad03e83ef6eea464eRomain Guyconst char* gFS_Main_AddDitherToGradient = 193211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy " gradientColor += " FS_MAIN_DITHER ";\n"; 194211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 195707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// Fast cases 196707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleColor = 197707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 198707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color;\n" 199707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 200707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleTexture = 201707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 202a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " gl_FragColor = texture2D(baseSampler, outTexCoords);\n" 203707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 204707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateTexture = 205707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 206a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " gl_FragColor = color.a * texture2D(baseSampler, outTexCoords);\n" 207707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 208707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleA8Texture = 209707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 210a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " gl_FragColor = texture2D(baseSampler, outTexCoords);\n" 211707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 2124121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Fast_SingleA8Texture_ApplyGamma = 2134121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "\nvoid main(void) {\n" 214a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " gl_FragColor = vec4(0.0, 0.0, 0.0, pow(texture2D(baseSampler, outTexCoords).a, gamma));\n" 2154121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "}\n\n"; 216707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateA8Texture = 217707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 218a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " gl_FragColor = color * texture2D(baseSampler, outTexCoords).a;\n" 219707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 2204121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Fast_SingleModulateA8Texture_ApplyGamma = 2214121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "\nvoid main(void) {\n" 222a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " gl_FragColor = color * pow(texture2D(baseSampler, outTexCoords).a, gamma);\n" 2234121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "}\n\n"; 22442e1e0d482d774cf18a55773e434f02edb9e4462Romain Guyconst char* gFS_Fast_SingleGradient[2] = { 225707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 226211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy " gl_FragColor = " FS_MAIN_DITHER " + texture2D(gradientSampler, linear);\n" 22742e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "}\n\n", 22842e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "\nvoid main(void) {\n" 229211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy " gl_FragColor = " FS_MAIN_DITHER " + mix(startColor, endColor, clamp(linear, 0.0, 1.0));\n" 23042e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "}\n\n" 23142e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy}; 23242e1e0d482d774cf18a55773e434f02edb9e4462Romain Guyconst char* gFS_Fast_SingleModulateGradient[2] = { 233707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 234211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy " gl_FragColor " FS_MAIN_DITHER " + color.a * texture2D(gradientSampler, linear);\n" 23542e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "}\n\n", 23642e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "\nvoid main(void) {\n" 237211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy " gl_FragColor " FS_MAIN_DITHER " + color.a * mix(startColor, endColor, clamp(linear, 0.0, 1.0));\n" 23842e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy "}\n\n" 23942e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy}; 240707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 241707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// General case 242ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchColor = 243ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = color;\n"; 244740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guyconst char* gFS_Main_ModulateColor = 245740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy " fragColor *= color.a;\n"; 24699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gFS_Main_AccountForAA = 247a798b95a9ef328720febec72d01462cd97e3d4c7Chris Craik " fragColor *= (1.0 - smoothstep(boundaryWidth, 0.5, abs(0.5 - widthProportion)))\n" 248a798b95a9ef328720febec72d01462cd97e3d4c7Chris Craik " * (1.0 - smoothstep(boundaryLength, 0.5, abs(0.5 - lengthProportion)));\n"; 2496ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craikconst char* gFS_Main_AccountForAARect = 2506ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik " fragColor *= alpha;\n"; 251a798b95a9ef328720febec72d01462cd97e3d4c7Chris Craik 252707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchTexture[2] = { 253707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 254a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = texture2D(baseSampler, outTexCoords);\n", 255707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 256a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = color * texture2D(baseSampler, outTexCoords);\n" 257707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 258a938f569ce206c1ed68d736181016b5b708c0084Romain Guyconst char* gFS_Main_FetchA8Texture[4] = { 259707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 260a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = texture2D(baseSampler, outTexCoords);\n", 261a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = texture2D(baseSampler, outTexCoords);\n", 262707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 263a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = color * texture2D(baseSampler, outTexCoords).a;\n", 264a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = color * pow(texture2D(baseSampler, outTexCoords).a, gamma);\n" 265707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 26642e1e0d482d774cf18a55773e434f02edb9e4462Romain Guyconst char* gFS_Main_FetchGradient[6] = { 267ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 268320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy " vec4 gradientColor = texture2D(gradientSampler, linear);\n", 269211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 270320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy " vec4 gradientColor = mix(startColor, endColor, clamp(linear, 0.0, 1.0));\n", 271211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 272ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 273320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(length(circular), 0.5));\n", 274211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 275320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy " vec4 gradientColor = mix(startColor, endColor, clamp(length(circular), 0.0, 1.0));\n", 276211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 277ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 27863553478130f78d44c8fbeaebc610e19925544a5Romain Guy " highp float index = atan(sweep.y, sweep.x) * 0.15915494309; // inv(2 * PI)\n" 279320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index - floor(index), 0.5));\n", 280211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy 28142e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy " highp float index = atan(sweep.y, sweep.x) * 0.15915494309; // inv(2 * PI)\n" 282320d46bf844b84351cb80c5d4a4768d86447ac81Romain Guy " vec4 gradientColor = mix(startColor, endColor, clamp(index - floor(index), 0.0, 1.0));\n" 283ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 284ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchBitmap = 285ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " vec4 bitmapColor = texture2D(bitmapSampler, outBitmapTexCoords);\n"; 286889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gFS_Main_FetchBitmapNpot = 287889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy " vec4 bitmapColor = texture2D(bitmapSampler, wrap(outBitmapTexCoords));\n"; 288ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_BlendShadersBG = 289ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendShaders(gradientColor, bitmapColor)"; 29006f96e2652e4855b6520ad9dd70583677605b79aRomain Guyconst char* gFS_Main_BlendShadersGB = 29106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy " fragColor = blendShaders(bitmapColor, gradientColor)"; 292a938f569ce206c1ed68d736181016b5b708c0084Romain Guyconst char* gFS_Main_BlendShaders_Modulate[6] = { 293707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 294707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy ";\n", 295a938f569ce206c1ed68d736181016b5b708c0084Romain Guy ";\n", 296707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 297707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * fragColor.a;\n", 298a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " * fragColor.a;\n", 299707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 300a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " * texture2D(baseSampler, outTexCoords).a;\n", 301a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " * pow(texture2D(baseSampler, outTexCoords).a, gamma);\n" 302707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 303a938f569ce206c1ed68d736181016b5b708c0084Romain Guyconst char* gFS_Main_GradientShader_Modulate[6] = { 304707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 305707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor;\n", 306a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = gradientColor;\n", 307707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 308707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * fragColor.a;\n", 309a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = gradientColor * fragColor.a;\n", 310707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 311a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = gradientColor * texture2D(baseSampler, outTexCoords).a;\n", 312a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = gradientColor * pow(texture2D(baseSampler, outTexCoords).a, gamma);\n" 313707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 314a938f569ce206c1ed68d736181016b5b708c0084Romain Guyconst char* gFS_Main_BitmapShader_Modulate[6] = { 315707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 316707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor;\n", 317a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = bitmapColor;\n", 318707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 319707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * fragColor.a;\n", 320a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = bitmapColor * fragColor.a;\n", 321707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 322a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = bitmapColor * texture2D(baseSampler, outTexCoords).a;\n", 323a938f569ce206c1ed68d736181016b5b708c0084Romain Guy " fragColor = bitmapColor * pow(texture2D(baseSampler, outTexCoords).a, gamma);\n" 324707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 325ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FragColor = 326ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_FragColor = fragColor;\n"; 327a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Main_FragColor_Blend = 328a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy " gl_FragColor = blendFramebuffer(fragColor, gl_LastFragColor);\n"; 329f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guyconst char* gFS_Main_FragColor_Blend_Swap = 330f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy " gl_FragColor = blendFramebuffer(gl_LastFragColor, fragColor);\n"; 331ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_ApplyColorOp[4] = { 332ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 333ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 334ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 335db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy // TODO: Fix premultiplied alpha computations for color matrix 336ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor *= colorMatrix;\n" 337db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor += colorMatrixVector;\n" 338db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.rgb *= fragColor.a;\n", 339ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 340db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " float lightingAlpha = fragColor.a;\n" 341db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor = min(fragColor * lightingMul + (lightingAdd * lightingAlpha), lightingAlpha);\n" 342db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.a = lightingAlpha;\n", 343ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 344ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendColors(colorBlend, fragColor);\n" 345ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 346ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Footer = 347ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 348ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 349ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 350ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// PorterDuff snippets 351ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 352ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 35348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyconst char* gBlendOps[18] = { 354ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Clear 355ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(0.0, 0.0, 0.0, 0.0);\n", 356ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Src 357ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return src;\n", 358ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Dst 359ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return dst;\n", 360ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOver 36106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src + dst * (1.0 - src.a);\n", 362ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOver 36306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst + src * (1.0 - dst.a);\n", 364ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcIn 36506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * dst.a;\n", 366ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstIn 36706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * src.a;\n", 368ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOut 36906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * (1.0 - dst.a);\n", 370ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOut 37106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * (1.0 - src.a);\n", 372ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcAtop 373ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(src.rgb * dst.a + (1.0 - src.a) * dst.rgb, dst.a);\n", 374ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstAtop 375ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(dst.rgb * src.a + (1.0 - dst.a) * src.rgb, src.a);\n", 376ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Xor 37748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb, " 378ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "src.a + dst.a - 2.0 * src.a * dst.a);\n", 37948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Add 38048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return min(src + dst, 1.0);\n", 38148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Multiply 38248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src * dst;\n", 38348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Screen 38448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src + dst - src * dst;\n", 38548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Overlay 38648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return clamp(vec4(mix(" 38748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "2.0 * src.rgb * dst.rgb + src.rgb * (1.0 - dst.a) + dst.rgb * (1.0 - src.a), " 38848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "src.a * dst.a - 2.0 * (dst.a - dst.rgb) * (src.a - src.rgb) + src.rgb * (1.0 - dst.a) + dst.rgb * (1.0 - src.a), " 38948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "step(dst.a, 2.0 * dst.rgb)), " 39048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "src.a + dst.a - src.a * dst.a), 0.0, 1.0);\n", 39148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Darken 39248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 39348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "min(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 39448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Lighten 39548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 39648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "max(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 397ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 398ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 399ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 400ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Constructors/destructors 401ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 402ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 403ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::ProgramCache() { 404ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 405ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 406ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::~ProgramCache() { 407ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy clear(); 408ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 409ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 410ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 411ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Cache management 412ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 413ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 414ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyvoid ProgramCache::clear() { 41567f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy PROGRAM_LOGD("Clearing program cache"); 41667f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy 417ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy size_t count = mCache.size(); 418ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy for (size_t i = 0; i < count; i++) { 419ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy delete mCache.valueAt(i); 420ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 421ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.clear(); 422ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 423ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 424ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::get(const ProgramDescription& description) { 425ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy programid key = description.key(); 426ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy ssize_t index = mCache.indexOfKey(key); 427ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy Program* program = NULL; 428ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (index < 0) { 429ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy description.log("Could not find program"); 430ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = generateProgram(description, key); 431ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.add(key, program); 432ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 433ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = mCache.valueAt(index); 434ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 435ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 436ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 437ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 438ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 439ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Program generation 440ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 441ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 442ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::generateProgram(const ProgramDescription& description, programid key) { 443ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 vertexShader = generateVertexShader(description); 444ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 fragmentShader = generateFragmentShader(description); 445ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 44642e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy return new Program(description, vertexShader.string(), fragmentShader.string()); 44742e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy} 44842e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy 44942e1e0d482d774cf18a55773e434f02edb9e4462Romain Guystatic inline size_t gradientIndex(const ProgramDescription& description) { 45042e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy return description.gradientType * 2 + description.isSimpleGradient; 451ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 452ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 453ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateVertexShader(const ProgramDescription& description) { 454ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Add attributes 455ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 shader(gVS_Header_Attributes); 456aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 457ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Attributes_TexCoords); 458ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 4596ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik if (description.isAARect) { 4606ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik shader.append(gVS_Header_Attributes_AARectParameters); 4616ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik } else if (description.isAA) { 46299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Attributes_AAParameters); 4635b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 464ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 465ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Uniforms); 4668f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy if (description.hasTextureTransform) { 467aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Header_Uniforms_TextureTransform); 468aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 469ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 470ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Uniforms_HasGradient[description.gradientType]); 471ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 472889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 473889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gVS_Header_Uniforms_HasBitmap); 474889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 475ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 476ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Header_Uniforms_IsPoint); 477ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 478ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 479aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 480ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 481ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 4826ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik if (description.isAARect) { 4836ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik shader.append(gVS_Header_Varyings_IsAARect); 4846ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik } else if (description.isAA) { 48599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Varyings_IsAA); 4865b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 487ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 48842e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gVS_Header_Varyings_HasGradient[gradientIndex(description)]); 489ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 490ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 491ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 49263553478130f78d44c8fbeaebc610e19925544a5Romain Guy gVS_Header_Varyings_PointHasBitmap : 49363553478130f78d44c8fbeaebc610e19925544a5Romain Guy gVS_Header_Varyings_HasBitmap); 494ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 495ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 496ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 497ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main); { 4988f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy if (description.hasTextureTransform) { 499aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Main_OutTransformedTexCoords); 5008f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else if (description.hasTexture || description.hasExternalTexture) { 5018f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy shader.append(gVS_Main_OutTexCoords); 502aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 5036ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik if (description.isAARect) { 5046ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik shader.append(gVS_Main_AARect); 5056ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik } else if (description.isAA) { 50699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Main_AA); 5075b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 508ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 50942e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gVS_Main_OutGradient[gradientIndex(description)]); 510ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 511889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 512ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 513ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutPointBitmapTexCoords : 514ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutBitmapTexCoords); 515ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 516ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 517ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Main_PointSize); 518889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 519ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output transformed position 520ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main_Position); 521ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 522ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 523ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Footer); 524ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 525ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy PROGRAM_LOGD("*** Generated vertex shader:\n\n%s", shader.string()); 526ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 527ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 528ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 529ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 530a938f569ce206c1ed68d736181016b5b708c0084Romain Guystatic bool shaderOp(const ProgramDescription& description, String8& shader, 531a938f569ce206c1ed68d736181016b5b708c0084Romain Guy const int modulateOp, const char** snippets) { 532a938f569ce206c1ed68d736181016b5b708c0084Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 533a938f569ce206c1ed68d736181016b5b708c0084Romain Guy op = op * 2 + description.hasGammaCorrection; 534a938f569ce206c1ed68d736181016b5b708c0084Romain Guy shader.append(snippets[op]); 535a938f569ce206c1ed68d736181016b5b708c0084Romain Guy return description.hasAlpha8Texture; 536a938f569ce206c1ed68d736181016b5b708c0084Romain Guy} 537a938f569ce206c1ed68d736181016b5b708c0084Romain Guy 538ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateFragmentShader(const ProgramDescription& description) { 539a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy String8 shader; 540a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 541707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool blendFramebuffer = description.framebufferMode >= SkXfermode::kPlus_Mode; 542a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 543a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header_Extension_FramebufferFetch); 544a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 545aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 546aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Header_Extension_ExternalTexture); 547aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 548a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 549a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header); 550ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 551ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 552aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 553ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 554ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 5556ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik if (description.isAARect) { 5566ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik shader.append(gVS_Header_Varyings_IsAARect); 5576ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik } else if (description.isAA) { 55899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Varyings_IsAA); 5595b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 560ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 56142e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gVS_Header_Varyings_HasGradient[gradientIndex(description)]); 562ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 563ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 564ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 56563553478130f78d44c8fbeaebc610e19925544a5Romain Guy gVS_Header_Varyings_PointHasBitmap : 56663553478130f78d44c8fbeaebc610e19925544a5Romain Guy gVS_Header_Varyings_HasBitmap); 567ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 568ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 569ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 570707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int modulateOp = MODULATE_OP_NO_MODULATE; 571aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleColor = !description.hasTexture && !description.hasExternalTexture && 572707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasGradient && !description.hasBitmap; 573707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 574707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (description.modulate || singleColor) { 575707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Uniforms_Color); 576707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!singleColor) modulateOp = MODULATE_OP_MODULATE; 577707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 578ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasTexture) { 579ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_TextureSampler); 5808f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else if (description.hasExternalTexture) { 581aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Uniforms_ExternalTextureSampler); 582aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 58399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 58499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gFS_Uniforms_AA); 5855b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 586ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 58742e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gFS_Uniforms_GradientSampler[gradientIndex(description)]); 588ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 589ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.hasBitmap && description.isPoint) { 590ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Header_Uniforms_PointHasBitmap); 591ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 5924121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 5934121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Uniforms_Gamma); 5944121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 595707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 596707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Optimization for common cases 59799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (!description.isAA && !blendFramebuffer && 5986ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik description.colorOp == ProgramDescription::kColorNone && 5996ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik !description.isPoint && !description.isAARect) { 600707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy bool fast = false; 601707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 602707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool noShader = !description.hasGradient && !description.hasBitmap; 603aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleTexture = (description.hasTexture || description.hasExternalTexture) && 604707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasAlpha8Texture && noShader; 605707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool singleA8Texture = description.hasTexture && 606707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasAlpha8Texture && noShader; 607aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleGradient = !description.hasTexture && !description.hasExternalTexture && 608707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasGradient && !description.hasBitmap && 609707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.gradientType == ProgramDescription::kGradientLinear; 610707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 611707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (singleColor) { 612707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleColor); 613707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 614707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleTexture) { 615707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 616707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleTexture); 617707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 618707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateTexture); 619707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 620707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 621707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleA8Texture) { 622707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 6234121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 6244121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleA8Texture_ApplyGamma); 6254121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } else { 6264121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleA8Texture); 6274121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 628707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 6294121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 6304121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleModulateA8Texture_ApplyGamma); 6314121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } else { 6324121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleModulateA8Texture); 6334121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 634707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 635707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 636707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleGradient) { 637707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 63842e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gFS_Fast_SingleGradient[description.isSimpleGradient]); 639707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 64042e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gFS_Fast_SingleModulateGradient[description.isSimpleGradient]); 641707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 642707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 643707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 644707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 645707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (fast) { 646c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 647707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Fast case:\n"); 648707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 649707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy printLongString(shader); 650c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 651707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 652707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy return shader; 653707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 654707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 655707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 656ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 657ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_BitmapSampler); 658ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 659ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_ColorOp[description.colorOp]); 660ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 661ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Generate required functions 662ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 66348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendShaders", description.shadersMode); 664ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 665ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.colorOp == ProgramDescription::kColorBlend) { 66648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendColors", description.colorMode); 667ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 668a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 669a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy generateBlend(shader, "blendFramebuffer", description.framebufferMode); 670a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 671889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.isBitmapNpot) { 672889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy generateTextureWrap(shader, description.bitmapWrapS, description.bitmapWrapT); 673889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 674ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 675ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 676ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main); { 677ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Stores the result in fragColor directly 678aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 679ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasAlpha8Texture) { 680707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.hasGradient && !description.hasBitmap) { 681a938f569ce206c1ed68d736181016b5b708c0084Romain Guy shader.append(gFS_Main_FetchA8Texture[modulateOp * 2 + 682a938f569ce206c1ed68d736181016b5b708c0084Romain Guy description.hasGammaCorrection]); 683707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 684ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 685707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchTexture[modulateOp]); 686ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 687ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 688a938f569ce206c1ed68d736181016b5b708c0084Romain Guy if (!description.hasGradient && !description.hasBitmap) { 689707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchColor); 690707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 691ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 692ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 69342e1e0d482d774cf18a55773e434f02edb9e4462Romain Guy shader.append(gFS_Main_FetchGradient[gradientIndex(description)]); 694211efea7376371ee755edd2ad03e83ef6eea464eRomain Guy shader.append(gFS_Main_AddDitherToGradient); 695ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 696ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 697ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 698ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Main_PointBitmapTexCoords); 699ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 700889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (!description.isBitmapNpot) { 701889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmap); 702889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 703889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmapNpot); 704889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 705ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 706740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy bool applyModulate = false; 707ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Case when we have two shaders set 708ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 709ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.isBitmapFirst) { 710ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersBG); 711ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 712ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersGB); 713ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 714a938f569ce206c1ed68d736181016b5b708c0084Romain Guy applyModulate = shaderOp(description, shader, modulateOp, 715a938f569ce206c1ed68d736181016b5b708c0084Romain Guy gFS_Main_BlendShaders_Modulate); 716889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 717889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasGradient) { 718a938f569ce206c1ed68d736181016b5b708c0084Romain Guy applyModulate = shaderOp(description, shader, modulateOp, 719a938f569ce206c1ed68d736181016b5b708c0084Romain Guy gFS_Main_GradientShader_Modulate); 720889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else if (description.hasBitmap) { 721a938f569ce206c1ed68d736181016b5b708c0084Romain Guy applyModulate = shaderOp(description, shader, modulateOp, 722a938f569ce206c1ed68d736181016b5b708c0084Romain Guy gFS_Main_BitmapShader_Modulate); 723889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 724ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 725a938f569ce206c1ed68d736181016b5b708c0084Romain Guy 726740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy if (description.modulate && applyModulate) { 727a938f569ce206c1ed68d736181016b5b708c0084Romain Guy shader.append(gFS_Main_ModulateColor); 728740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy } 729a938f569ce206c1ed68d736181016b5b708c0084Romain Guy 730ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Apply the color op if needed 731ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_ApplyColorOp[description.colorOp]); 7329f44a13a125980fee92cdc76376063129f0eebc9Chris Craik 7339f44a13a125980fee92cdc76376063129f0eebc9Chris Craik if (description.isAARect) { 7349f44a13a125980fee92cdc76376063129f0eebc9Chris Craik shader.append(gFS_Main_AccountForAARect); 7359f44a13a125980fee92cdc76376063129f0eebc9Chris Craik } else if (description.isAA) { 7369f44a13a125980fee92cdc76376063129f0eebc9Chris Craik shader.append(gFS_Main_AccountForAA); 7379f44a13a125980fee92cdc76376063129f0eebc9Chris Craik } 7389f44a13a125980fee92cdc76376063129f0eebc9Chris Craik 739ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output the fragment 740a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!blendFramebuffer) { 741a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Main_FragColor); 742a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 743f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy shader.append(!description.swapSrcDst ? 744f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy gFS_Main_FragColor_Blend : gFS_Main_FragColor_Blend_Swap); 745a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 746ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 747ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 748ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Footer); 749ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 750c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 751db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 752db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy printLongString(shader); 753c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 754db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 755ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 756ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 757ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 75848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyvoid ProgramCache::generateBlend(String8& shader, const char* name, SkXfermode::Mode mode) { 759ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("\nvec4 "); 760ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(name); 761ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("(vec4 src, vec4 dst) {\n"); 762ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(" "); 76348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy shader.append(gBlendOps[mode]); 764ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("}\n"); 765ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 766ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 767889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyvoid ProgramCache::generateTextureWrap(String8& shader, GLenum wrapS, GLenum wrapT) { 76863553478130f78d44c8fbeaebc610e19925544a5Romain Guy shader.append("\nhighp vec2 wrap(highp vec2 texCoords) {\n"); 769889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapS == GL_MIRRORED_REPEAT) { 77063553478130f78d44c8fbeaebc610e19925544a5Romain Guy shader.append(" highp float xMod2 = mod(texCoords.x, 2.0);\n"); 771889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (xMod2 > 1.0) xMod2 = 2.0 - xMod2;\n"); 772889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 773889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapT == GL_MIRRORED_REPEAT) { 77463553478130f78d44c8fbeaebc610e19925544a5Romain Guy shader.append(" highp float yMod2 = mod(texCoords.y, 2.0);\n"); 775889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (yMod2 > 1.0) yMod2 = 2.0 - yMod2;\n"); 776889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 777889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" return vec2("); 778889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapS) { 77961c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 78061c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.x"); 78161c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 782889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 783889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.x, 1.0)"); 784889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 785889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 786889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("xMod2"); 787889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 788889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 789889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(", "); 790889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapT) { 79161c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 79261c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.y"); 79361c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 794889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 795889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.y, 1.0)"); 796889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 797889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 798889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("yMod2"); 799889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 800889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 801889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(");\n"); 802889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("}\n"); 803889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy} 804889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 805db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid ProgramCache::printLongString(const String8& shader) const { 806db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t index = 0; 807db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t lastIndex = 0; 808db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy const char* str = shader.string(); 809db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy while ((index = shader.find("\n", index)) > -1) { 810db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy String8 line(str, index - lastIndex); 811db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (line.length() == 0) line.append("\n"); 812db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("%s", line.string()); 813db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy index++; 814db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy str += (index - lastIndex); 815db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy lastIndex = index; 816db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 817db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 818db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 819ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace uirenderer 820ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace android 821