ProgramCache.cpp revision 8e025de5fb3ab1c099541e3a387123170bf9d1a9
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"; 46aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Header_Uniforms_TextureTransform = 47aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform mat4 mainTextureTransform;\n"; 48ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Uniforms = 49ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 transform;\n"; 50ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Header_Uniforms_IsPoint = 5180bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump float pointSize;\n"; 52ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Uniforms_HasGradient[3] = { 53ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 54ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n", 55ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 56ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "uniform mat4 screenSpace;\n", 57ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 58ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n" 59ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Header_Uniforms_HasBitmap = 61889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy "uniform mat4 textureTransform;\n" 6280bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump vec2 textureDimension;\n"; 63ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Varyings_HasTexture = 64ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "varying vec2 outTexCoords;\n"; 6599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Header_Varyings_IsAA = 6699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "varying float widthProportion;\n" 6799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "varying float lengthProportion;\n"; 68a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guyconst char* gVS_Header_Varyings_HasBitmap[2] = { 69a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy // Default precision 70a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy "varying vec2 outBitmapTexCoords;\n", 71a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy // High precision 72a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy "varying highp vec2 outBitmapTexCoords;\n" 73a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy}; 74a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guyconst char* gVS_Header_Varyings_PointHasBitmap[2] = { 75a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy // Default precision 76a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy "varying vec2 outPointBitmapTexCoords;\n", 77a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy // High precision 78a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy "varying highp vec2 outPointBitmapTexCoords;\n" 79a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy}; 808e025de5fb3ab1c099541e3a387123170bf9d1a9Romain Guy// TODO: These values are used to sample from textures, 818e025de5fb3ab1c099541e3a387123170bf9d1a9Romain Guy// they may need to be highp 82ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Varyings_HasGradient[3] = { 83ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 847537f856f9076a84db04d8de447f6527b67166fdRomain Guy "varying vec2 linear;\n", 85ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 86ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "varying vec2 circular;\n", 87ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 88ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "varying vec2 sweep;\n" 89ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 90ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main = 91ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n"; 92ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_OutTexCoords = 93ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " outTexCoords = texCoords;\n"; 94aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Main_OutTransformedTexCoords = 95aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy " outTexCoords = (mainTextureTransform * vec4(texCoords, 0.0, 1.0)).xy;\n"; 96ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Main_OutGradient[3] = { 97ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 987537f856f9076a84db04d8de447f6527b67166fdRomain Guy " linear = vec2((screenSpace * position).x, 0.5);\n", 99ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 10014830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " circular = (screenSpace * position).xy;\n", 101ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 10214830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " sweep = (screenSpace * position).xy;\n" 103ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 104889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Main_OutBitmapTexCoords = 105707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " outBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 106ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_OutPointBitmapTexCoords = 107ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " outPointBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 108ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_Position = 109ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_Position = transform * position;\n"; 110ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_PointSize = 111ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " gl_PointSize = pointSize;\n"; 11299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Main_AA = 11399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " widthProportion = vtxWidth;\n" 11499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " lengthProportion = vtxLength;\n"; 115ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Footer = 116ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 117ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 118ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 119ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Fragment shaders snippets 120ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 121ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 122a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Header_Extension_FramebufferFetch = 123a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy "#extension GL_NV_shader_framebuffer_fetch : enable\n\n"; 124aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Header_Extension_ExternalTexture = 125aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "#extension GL_OES_EGL_image_external : require\n\n"; 126ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Header = 127ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "precision mediump float;\n\n"; 128ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_Color = 129ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 color;\n"; 13099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gFS_Uniforms_AA = 1315b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "uniform float boundaryWidth;\n" 13299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "uniform float inverseBoundaryWidth;\n" 13399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "uniform float boundaryLength;\n" 13499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "uniform float inverseBoundaryLength;\n"; 135ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Header_Uniforms_PointHasBitmap = 136ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform vec2 textureDimension;\n" 137ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform float pointSize;\n"; 138ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_TextureSampler = 139ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D sampler;\n"; 140aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Uniforms_ExternalTextureSampler = 141aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform samplerExternalOES sampler;\n"; 142ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gFS_Uniforms_GradientSampler[3] = { 143ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 144ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n", 145ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 146ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n", 147ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 148ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n" 149ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 150ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_BitmapSampler = 151ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D bitmapSampler;\n"; 152ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_ColorOp[4] = { 153ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 154ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 155ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 156ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 colorMatrix;\n" 157ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 colorMatrixVector;\n", 158ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 159db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingMul;\n" 160db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingAdd;\n", 161ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 162db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 colorBlend;\n" 163ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 1644121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Uniforms_Gamma = 1654121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "uniform float gamma;\n"; 1664121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 167ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main = 168ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n" 1697fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy " lowp vec4 fragColor;\n"; 170707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 171ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Main_PointBitmapTexCoords = 172ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " vec2 outBitmapTexCoords = outPointBitmapTexCoords + " 173ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "((gl_PointCoord - vec2(0.5, 0.5)) * textureDimension * vec2(pointSize, pointSize));\n"; 174ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 175707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// Fast cases 176707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleColor = 177707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 178707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color;\n" 179707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 180707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleTexture = 181707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 182707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = texture2D(sampler, outTexCoords);\n" 183707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 184707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateTexture = 185707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 186707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color.a * texture2D(sampler, outTexCoords);\n" 187707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 188707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleA8Texture = 189707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 1909db91243c5ace4421091557b76a0b1cbd2312fecRomain Guy " gl_FragColor = texture2D(sampler, outTexCoords);\n" 191707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 1924121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Fast_SingleA8Texture_ApplyGamma = 1934121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "\nvoid main(void) {\n" 1944121063313ac0d6f69f6253cac821d0c1c122086Romain Guy " gl_FragColor = vec4(0.0, 0.0, 0.0, pow(texture2D(sampler, outTexCoords).a, gamma));\n" 1954121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "}\n\n"; 196707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateA8Texture = 197707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 198707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color * texture2D(sampler, outTexCoords).a;\n" 199707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 2004121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Fast_SingleModulateA8Texture_ApplyGamma = 2014121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "\nvoid main(void) {\n" 2024121063313ac0d6f69f6253cac821d0c1c122086Romain Guy " gl_FragColor = color * pow(texture2D(sampler, outTexCoords).a, gamma);\n" 2034121063313ac0d6f69f6253cac821d0c1c122086Romain Guy "}\n\n"; 204707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleGradient = 205707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 206707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = texture2D(gradientSampler, linear);\n" 207707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 208707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateGradient = 209707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 210707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color.a * texture2D(gradientSampler, linear);\n" 211707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 212707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 213707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// General case 214ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchColor = 215ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = color;\n"; 216740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guyconst char* gFS_Main_ModulateColor = 217740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy " fragColor *= color.a;\n"; 2184121063313ac0d6f69f6253cac821d0c1c122086Romain Guyconst char* gFS_Main_ModulateColor_ApplyGamma = 2194121063313ac0d6f69f6253cac821d0c1c122086Romain Guy " fragColor *= pow(color.a, gamma);\n"; 22099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gFS_Main_AccountForAA = 22199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " if (widthProportion < boundaryWidth) {\n" 22299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= (widthProportion * inverseBoundaryWidth);\n" 22399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " } else if (widthProportion > (1.0 - boundaryWidth)) {\n" 22499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= ((1.0 - widthProportion) * inverseBoundaryWidth);\n" 22599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " }\n" 22699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " if (lengthProportion < boundaryLength) {\n" 22799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= (lengthProportion * inverseBoundaryLength);\n" 22899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " } else if (lengthProportion > (1.0 - boundaryLength)) {\n" 22999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= ((1.0 - lengthProportion) * inverseBoundaryLength);\n" 2305b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " }\n"; 231707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchTexture[2] = { 232707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 233707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = texture2D(sampler, outTexCoords);\n", 234707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 235707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = color * texture2D(sampler, outTexCoords);\n" 236707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 237707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchA8Texture[2] = { 238707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 2399db91243c5ace4421091557b76a0b1cbd2312fecRomain Guy " fragColor = texture2D(sampler, outTexCoords);\n", 240707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 241707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = color * texture2D(sampler, outTexCoords).a;\n" 242707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 243ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gFS_Main_FetchGradient[3] = { 244ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 2457537f856f9076a84db04d8de447f6527b67166fdRomain Guy " vec4 gradientColor = texture2D(gradientSampler, linear);\n", 246ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 24714830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " float index = length(circular);\n" 248ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index, 0.5));\n", 249ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 250ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy " float index = atan(sweep.y, sweep.x) * 0.15915494309; // inv(2 * PI)\n" 251ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index - floor(index), 0.5));\n" 252ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 253ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchBitmap = 254ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " vec4 bitmapColor = texture2D(bitmapSampler, outBitmapTexCoords);\n"; 255889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gFS_Main_FetchBitmapNpot = 256889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy " vec4 bitmapColor = texture2D(bitmapSampler, wrap(outBitmapTexCoords));\n"; 257ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_BlendShadersBG = 258ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendShaders(gradientColor, bitmapColor)"; 25906f96e2652e4855b6520ad9dd70583677605b79aRomain Guyconst char* gFS_Main_BlendShadersGB = 26006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy " fragColor = blendShaders(bitmapColor, gradientColor)"; 261707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_BlendShaders_Modulate[3] = { 262707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 263707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy ";\n", 264707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 265707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * fragColor.a;\n", 266707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 267707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * texture2D(sampler, outTexCoords).a;\n" 268707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 269707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_GradientShader_Modulate[3] = { 270707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 271707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor;\n", 272707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 273707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * fragColor.a;\n", 274707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 275707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * texture2D(sampler, outTexCoords).a;\n" 276707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 277707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_BitmapShader_Modulate[3] = { 278707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 279707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor;\n", 280707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 281707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * fragColor.a;\n", 282707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 283707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * texture2D(sampler, outTexCoords).a;\n" 284707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 285ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FragColor = 286ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_FragColor = fragColor;\n"; 287a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Main_FragColor_Blend = 288a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy " gl_FragColor = blendFramebuffer(fragColor, gl_LastFragColor);\n"; 289f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guyconst char* gFS_Main_FragColor_Blend_Swap = 290f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy " gl_FragColor = blendFramebuffer(gl_LastFragColor, fragColor);\n"; 291ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_ApplyColorOp[4] = { 292ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 293ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 294ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 295db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy // TODO: Fix premultiplied alpha computations for color matrix 296ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor *= colorMatrix;\n" 297db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor += colorMatrixVector;\n" 298db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.rgb *= fragColor.a;\n", 299ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 300db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " float lightingAlpha = fragColor.a;\n" 301db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor = min(fragColor * lightingMul + (lightingAdd * lightingAlpha), lightingAlpha);\n" 302db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.a = lightingAlpha;\n", 303ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 304ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendColors(colorBlend, fragColor);\n" 305ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 306ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Footer = 307ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 308ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 309ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 310ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// PorterDuff snippets 311ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 312ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 31348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyconst char* gBlendOps[18] = { 314ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Clear 315ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(0.0, 0.0, 0.0, 0.0);\n", 316ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Src 317ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return src;\n", 318ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Dst 319ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return dst;\n", 320ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOver 32106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src + dst * (1.0 - src.a);\n", 322ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOver 32306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst + src * (1.0 - dst.a);\n", 324ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcIn 32506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * dst.a;\n", 326ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstIn 32706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * src.a;\n", 328ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOut 32906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * (1.0 - dst.a);\n", 330ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOut 33106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * (1.0 - src.a);\n", 332ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcAtop 333ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(src.rgb * dst.a + (1.0 - src.a) * dst.rgb, dst.a);\n", 334ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstAtop 335ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(dst.rgb * src.a + (1.0 - dst.a) * src.rgb, src.a);\n", 336ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Xor 33748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb, " 338ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "src.a + dst.a - 2.0 * src.a * dst.a);\n", 33948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Add 34048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return min(src + dst, 1.0);\n", 34148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Multiply 34248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src * dst;\n", 34348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Screen 34448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src + dst - src * dst;\n", 34548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Overlay 34648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return clamp(vec4(mix(" 34748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "2.0 * src.rgb * dst.rgb + src.rgb * (1.0 - dst.a) + dst.rgb * (1.0 - src.a), " 34848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain 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), " 34948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "step(dst.a, 2.0 * dst.rgb)), " 35048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "src.a + dst.a - src.a * dst.a), 0.0, 1.0);\n", 35148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Darken 35248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 35348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "min(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 35448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Lighten 35548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 35648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "max(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 357ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 358ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 359ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 360ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Constructors/destructors 361ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 362ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 363ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::ProgramCache() { 364ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 365ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 366ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::~ProgramCache() { 367ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy clear(); 368ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 369ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 370ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 371ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Cache management 372ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 373ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 374ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyvoid ProgramCache::clear() { 37567f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy PROGRAM_LOGD("Clearing program cache"); 37667f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy 377ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy size_t count = mCache.size(); 378ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy for (size_t i = 0; i < count; i++) { 379ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy delete mCache.valueAt(i); 380ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 381ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.clear(); 382ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 383ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 384ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::get(const ProgramDescription& description) { 385ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy programid key = description.key(); 386ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy ssize_t index = mCache.indexOfKey(key); 387ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy Program* program = NULL; 388ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (index < 0) { 389ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy description.log("Could not find program"); 390ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = generateProgram(description, key); 391ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.add(key, program); 392ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 393ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = mCache.valueAt(index); 394ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 395ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 396ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 397ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 398ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 399ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Program generation 400ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 401ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 402ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::generateProgram(const ProgramDescription& description, programid key) { 403ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 vertexShader = generateVertexShader(description); 404ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 fragmentShader = generateFragmentShader(description); 405ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 406f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy Program* program = new Program(description, vertexShader.string(), fragmentShader.string()); 407ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 408ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 409ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 410ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateVertexShader(const ProgramDescription& description) { 411ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Add attributes 412ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 shader(gVS_Header_Attributes); 413aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 414ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Attributes_TexCoords); 415ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 41699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 41799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Attributes_AAParameters); 4185b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 419ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 420ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Uniforms); 4218f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy if (description.hasTextureTransform) { 422aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Header_Uniforms_TextureTransform); 423aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 424ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 425ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Uniforms_HasGradient[description.gradientType]); 426ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 427889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 428889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gVS_Header_Uniforms_HasBitmap); 429889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 430ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 431ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Header_Uniforms_IsPoint); 432ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 433ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 434aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 435ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 436ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 43799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 43899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Varyings_IsAA); 4395b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 440ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 441ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Varyings_HasGradient[description.gradientType]); 442ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 443ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 444a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy int index = Caches::getInstance().extensions.needsHighpTexCoords() ? 1 : 0; 445ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 446a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy gVS_Header_Varyings_PointHasBitmap[index] : 447a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy gVS_Header_Varyings_HasBitmap[index]); 448ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 449ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 450ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 451ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main); { 4528f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy if (description.hasTextureTransform) { 453aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Main_OutTransformedTexCoords); 4548f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else if (description.hasTexture || description.hasExternalTexture) { 4558f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy shader.append(gVS_Main_OutTexCoords); 456aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 45799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 45899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Main_AA); 4595b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 460ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 461ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Main_OutGradient[description.gradientType]); 462ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 463889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 464ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 465ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutPointBitmapTexCoords : 466ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutBitmapTexCoords); 467ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 468ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 469ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Main_PointSize); 470889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 471ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output transformed position 472ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main_Position); 473ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 474ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 475ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Footer); 476ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 477ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy PROGRAM_LOGD("*** Generated vertex shader:\n\n%s", shader.string()); 478ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 479ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 480ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 481ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 482ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateFragmentShader(const ProgramDescription& description) { 483a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy String8 shader; 484a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 485707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool blendFramebuffer = description.framebufferMode >= SkXfermode::kPlus_Mode; 486a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 487a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header_Extension_FramebufferFetch); 488a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 489aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 490aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Header_Extension_ExternalTexture); 491aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 492a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 493a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header); 494ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 495ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 496aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 497ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 498ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 49999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 50099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Varyings_IsAA); 5015b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 502ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 503ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Varyings_HasGradient[description.gradientType]); 504ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 505ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 506a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy int index = Caches::getInstance().extensions.needsHighpTexCoords() ? 1 : 0; 507ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 508a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy gVS_Header_Varyings_PointHasBitmap[index] : 509a60c3889718f4513a6c9d8b80f655db5d6346905Romain Guy gVS_Header_Varyings_HasBitmap[index]); 510ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 511ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 512ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 513707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int modulateOp = MODULATE_OP_NO_MODULATE; 514aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleColor = !description.hasTexture && !description.hasExternalTexture && 515707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasGradient && !description.hasBitmap; 516707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 517707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (description.modulate || singleColor) { 518707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Uniforms_Color); 519707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!singleColor) modulateOp = MODULATE_OP_MODULATE; 520707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 521ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasTexture) { 522ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_TextureSampler); 5238f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else if (description.hasExternalTexture) { 524aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Uniforms_ExternalTextureSampler); 525aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 52699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 52799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gFS_Uniforms_AA); 5285b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 529ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 530ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gFS_Uniforms_GradientSampler[description.gradientType]); 531ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 532ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.hasBitmap && description.isPoint) { 533ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Header_Uniforms_PointHasBitmap); 534ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 5354121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 5364121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Uniforms_Gamma); 5374121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 538707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 539707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Optimization for common cases 54099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (!description.isAA && !blendFramebuffer && 5415b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase description.colorOp == ProgramDescription::kColorNone && !description.isPoint) { 542707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy bool fast = false; 543707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 544707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool noShader = !description.hasGradient && !description.hasBitmap; 545aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleTexture = (description.hasTexture || description.hasExternalTexture) && 546707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasAlpha8Texture && noShader; 547707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool singleA8Texture = description.hasTexture && 548707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasAlpha8Texture && noShader; 549aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleGradient = !description.hasTexture && !description.hasExternalTexture && 550707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasGradient && !description.hasBitmap && 551707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.gradientType == ProgramDescription::kGradientLinear; 552707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 553707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (singleColor) { 554707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleColor); 555707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 556707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleTexture) { 557707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 558707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleTexture); 559707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 560707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateTexture); 561707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 562707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 563707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleA8Texture) { 564707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 5654121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 5664121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleA8Texture_ApplyGamma); 5674121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } else { 5684121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleA8Texture); 5694121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 570707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 5714121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 5724121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleModulateA8Texture_ApplyGamma); 5734121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } else { 5744121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Fast_SingleModulateA8Texture); 5754121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 576707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 577707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 578707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleGradient) { 579707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 580707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleGradient); 581707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 582707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateGradient); 583707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 584707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 585707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 586707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 587707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (fast) { 588c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 589707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Fast case:\n"); 590707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 591707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy printLongString(shader); 592c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 593707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 594707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy return shader; 595707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 596707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 597707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 598ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 599ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_BitmapSampler); 600ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 601ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_ColorOp[description.colorOp]); 602ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 603ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Generate required functions 604ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 60548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendShaders", description.shadersMode); 606ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 607ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.colorOp == ProgramDescription::kColorBlend) { 60848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendColors", description.colorMode); 609ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 610a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 611a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy generateBlend(shader, "blendFramebuffer", description.framebufferMode); 612a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 613889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.isBitmapNpot) { 614889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy generateTextureWrap(shader, description.bitmapWrapS, description.bitmapWrapT); 615889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 616ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 617ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 618ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main); { 619ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Stores the result in fragColor directly 620aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 621ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasAlpha8Texture) { 622707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.hasGradient && !description.hasBitmap) { 623707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchA8Texture[modulateOp]); 624707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 625ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 626707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchTexture[modulateOp]); 627ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 628ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 629707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if ((!description.hasGradient && !description.hasBitmap) || description.modulate) { 630707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchColor); 631707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 632ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 63399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 63499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gFS_Main_AccountForAA); 6355b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 636ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 637ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gFS_Main_FetchGradient[description.gradientType]); 638ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 639ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 640ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 641ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Main_PointBitmapTexCoords); 642ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 643889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (!description.isBitmapNpot) { 644889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmap); 645889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 646889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmapNpot); 647889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 648ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 649740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy bool applyModulate = false; 650ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Case when we have two shaders set 651ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 652707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 653ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.isBitmapFirst) { 654ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersBG); 655ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 656ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersGB); 657ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 658707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_BlendShaders_Modulate[op]); 659740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 660889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 661889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasGradient) { 662707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 663707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_GradientShader_Modulate[op]); 664740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 665889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else if (description.hasBitmap) { 666707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 667707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_BitmapShader_Modulate[op]); 668740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 669889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 670ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 671740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy if (description.modulate && applyModulate) { 6724121063313ac0d6f69f6253cac821d0c1c122086Romain Guy if (description.hasGammaCorrection) { 6734121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Main_ModulateColor_ApplyGamma); 6744121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } else { 6754121063313ac0d6f69f6253cac821d0c1c122086Romain Guy shader.append(gFS_Main_ModulateColor); 6764121063313ac0d6f69f6253cac821d0c1c122086Romain Guy } 677740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy } 678ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Apply the color op if needed 679ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_ApplyColorOp[description.colorOp]); 680ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output the fragment 681a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!blendFramebuffer) { 682a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Main_FragColor); 683a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 684f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy shader.append(!description.swapSrcDst ? 685f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy gFS_Main_FragColor_Blend : gFS_Main_FragColor_Blend_Swap); 686a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 687ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 688ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 689ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Footer); 690ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 691c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 692db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 693db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy printLongString(shader); 694c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 695db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 696ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 697ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 698ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 69948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyvoid ProgramCache::generateBlend(String8& shader, const char* name, SkXfermode::Mode mode) { 700ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("\nvec4 "); 701ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(name); 702ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("(vec4 src, vec4 dst) {\n"); 703ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(" "); 70448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy shader.append(gBlendOps[mode]); 705ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("}\n"); 706ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 707ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 708889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyvoid ProgramCache::generateTextureWrap(String8& shader, GLenum wrapS, GLenum wrapT) { 709889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("\nvec2 wrap(vec2 texCoords) {\n"); 710889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapS == GL_MIRRORED_REPEAT) { 711889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" float xMod2 = mod(texCoords.x, 2.0);\n"); 712889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (xMod2 > 1.0) xMod2 = 2.0 - xMod2;\n"); 713889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 714889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapT == GL_MIRRORED_REPEAT) { 715889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" float yMod2 = mod(texCoords.y, 2.0);\n"); 716889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (yMod2 > 1.0) yMod2 = 2.0 - yMod2;\n"); 717889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 718889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" return vec2("); 719889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapS) { 72061c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 72161c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.x"); 72261c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 723889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 724889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.x, 1.0)"); 725889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 726889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 727889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("xMod2"); 728889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 729889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 730889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(", "); 731889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapT) { 73261c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 73361c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.y"); 73461c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 735889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 736889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.y, 1.0)"); 737889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 738889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 739889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("yMod2"); 740889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 741889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 742889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(");\n"); 743889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("}\n"); 744889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy} 745889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 746db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid ProgramCache::printLongString(const String8& shader) const { 747db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t index = 0; 748db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t lastIndex = 0; 749db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy const char* str = shader.string(); 750db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy while ((index = shader.find("\n", index)) > -1) { 751db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy String8 line(str, index - lastIndex); 752db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (line.length() == 0) line.append("\n"); 753db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("%s", line.string()); 754db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy index++; 755db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy str += (index - lastIndex); 756db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy lastIndex = index; 757db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 758db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 759db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 760ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace uirenderer 761ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace android 762