ProgramCache.cpp revision 99585adeb4167ca357a72eb866f34c1af944f4b9
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 21ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy#include "ProgramCache.h" 22ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 23ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guynamespace android { 24ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guynamespace uirenderer { 25ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 26ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 27707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// Defines 28707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy/////////////////////////////////////////////////////////////////////////////// 29707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 30707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy#define MODULATE_OP_NO_MODULATE 0 31707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy#define MODULATE_OP_MODULATE 1 32707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy#define MODULATE_OP_MODULATE_A8 2 33707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 34707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy/////////////////////////////////////////////////////////////////////////////// 35ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Vertex shaders snippets 36ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 37ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 38ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Attributes = 39ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "attribute vec4 position;\n"; 40ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Attributes_TexCoords = 41ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "attribute vec2 texCoords;\n"; 4299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Header_Attributes_AAParameters = 4399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "attribute float vtxWidth;\n" 4499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "attribute float vtxLength;\n"; 45aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Header_Uniforms_TextureTransform = 46aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform mat4 mainTextureTransform;\n"; 47ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Uniforms = 48ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 transform;\n"; 49ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Header_Uniforms_IsPoint = 5080bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump float pointSize;\n"; 51ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Uniforms_HasGradient[3] = { 52ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 53ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n", 54ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 55ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "uniform mat4 screenSpace;\n", 56ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 57ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n" 58ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Header_Uniforms_HasBitmap = 60889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy "uniform mat4 textureTransform;\n" 6180bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump vec2 textureDimension;\n"; 62ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Varyings_HasTexture = 63ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "varying vec2 outTexCoords;\n"; 6499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Header_Varyings_IsAA = 6599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "varying float widthProportion;\n" 6699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "varying float lengthProportion;\n"; 67ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Varyings_HasBitmap = 68ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "varying vec2 outBitmapTexCoords;\n"; 69ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Header_Varyings_PointHasBitmap = 70ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "varying vec2 outPointBitmapTexCoords;\n"; 71ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Varyings_HasGradient[3] = { 72ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 737537f856f9076a84db04d8de447f6527b67166fdRomain Guy "varying vec2 linear;\n", 74ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 75ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "varying vec2 circular;\n", 76ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 77ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "varying vec2 sweep;\n" 78ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 79ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main = 80ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n"; 81ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_OutTexCoords = 82ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " outTexCoords = texCoords;\n"; 83aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Main_OutTransformedTexCoords = 84aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy " outTexCoords = (mainTextureTransform * vec4(texCoords, 0.0, 1.0)).xy;\n"; 85ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Main_OutGradient[3] = { 86ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 877537f856f9076a84db04d8de447f6527b67166fdRomain Guy " linear = vec2((screenSpace * position).x, 0.5);\n", 88ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 8914830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " circular = (screenSpace * position).xy;\n", 90ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 9114830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " sweep = (screenSpace * position).xy;\n" 92ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 93889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Main_OutBitmapTexCoords = 94707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " outBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 95ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_OutPointBitmapTexCoords = 96ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " outPointBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 97ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_Position = 98ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_Position = transform * position;\n"; 99ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_PointSize = 100ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " gl_PointSize = pointSize;\n"; 10199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gVS_Main_AA = 10299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " widthProportion = vtxWidth;\n" 10399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " lengthProportion = vtxLength;\n"; 104ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Footer = 105ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 106ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 107ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 108ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Fragment shaders snippets 109ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 110ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 111a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Header_Extension_FramebufferFetch = 112a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy "#extension GL_NV_shader_framebuffer_fetch : enable\n\n"; 113aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Header_Extension_ExternalTexture = 114aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "#extension GL_OES_EGL_image_external : require\n\n"; 115ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Header = 116ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "precision mediump float;\n\n"; 117ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_Color = 118ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 color;\n"; 11999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gFS_Uniforms_AA = 1205b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "uniform float boundaryWidth;\n" 12199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "uniform float inverseBoundaryWidth;\n" 12299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "uniform float boundaryLength;\n" 12399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase "uniform float inverseBoundaryLength;\n"; 124ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Header_Uniforms_PointHasBitmap = 125ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform vec2 textureDimension;\n" 126ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform float pointSize;\n"; 127ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_TextureSampler = 128ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D sampler;\n"; 129aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Uniforms_ExternalTextureSampler = 130aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform samplerExternalOES sampler;\n"; 131ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gFS_Uniforms_GradientSampler[3] = { 132ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 133ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n", 134ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 135ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n", 136ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 137ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n" 138ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 139ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_BitmapSampler = 140ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D bitmapSampler;\n"; 141ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_ColorOp[4] = { 142ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 143ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 144ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 145ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 colorMatrix;\n" 146ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 colorMatrixVector;\n", 147ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 148db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingMul;\n" 149db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingAdd;\n", 150ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 151db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 colorBlend;\n" 152ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 153ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main = 154ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n" 1557fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy " lowp vec4 fragColor;\n"; 156707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 157ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Main_PointBitmapTexCoords = 158ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " vec2 outBitmapTexCoords = outPointBitmapTexCoords + " 159ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "((gl_PointCoord - vec2(0.5, 0.5)) * textureDimension * vec2(pointSize, pointSize));\n"; 160ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 161707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// Fast cases 162707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleColor = 163707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 164707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color;\n" 165707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 166707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleTexture = 167707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 168707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = texture2D(sampler, outTexCoords);\n" 169707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 170707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateTexture = 171707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 172707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color.a * texture2D(sampler, outTexCoords);\n" 173707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 174707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleA8Texture = 175707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 1769db91243c5ace4421091557b76a0b1cbd2312fecRomain Guy " gl_FragColor = texture2D(sampler, outTexCoords);\n" 177707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 178707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateA8Texture = 179707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 180707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color * texture2D(sampler, outTexCoords).a;\n" 181707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 182707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleGradient = 183707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 184707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = texture2D(gradientSampler, linear);\n" 185707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 186707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateGradient = 187707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 188707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color.a * texture2D(gradientSampler, linear);\n" 189707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 190707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 191707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// General case 192ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchColor = 193ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = color;\n"; 194740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guyconst char* gFS_Main_ModulateColor = 195740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy " fragColor *= color.a;\n"; 19699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haaseconst char* gFS_Main_AccountForAA = 19799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " if (widthProportion < boundaryWidth) {\n" 19899585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= (widthProportion * inverseBoundaryWidth);\n" 19999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " } else if (widthProportion > (1.0 - boundaryWidth)) {\n" 20099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= ((1.0 - widthProportion) * inverseBoundaryWidth);\n" 20199585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " }\n" 20299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " if (lengthProportion < boundaryLength) {\n" 20399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= (lengthProportion * inverseBoundaryLength);\n" 20499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " } else if (lengthProportion > (1.0 - boundaryLength)) {\n" 20599585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase " fragColor *= ((1.0 - lengthProportion) * inverseBoundaryLength);\n" 2065b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " }\n"; 207707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchTexture[2] = { 208707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 209707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = texture2D(sampler, outTexCoords);\n", 210707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 211707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = color * texture2D(sampler, outTexCoords);\n" 212707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 213707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchA8Texture[2] = { 214707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 2159db91243c5ace4421091557b76a0b1cbd2312fecRomain Guy " fragColor = texture2D(sampler, outTexCoords);\n", 216707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 217707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = color * texture2D(sampler, outTexCoords).a;\n" 218707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 219ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gFS_Main_FetchGradient[3] = { 220ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 2217537f856f9076a84db04d8de447f6527b67166fdRomain Guy " vec4 gradientColor = texture2D(gradientSampler, linear);\n", 222ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 22314830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " float index = length(circular);\n" 224ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index, 0.5));\n", 225ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 226ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy " float index = atan(sweep.y, sweep.x) * 0.15915494309; // inv(2 * PI)\n" 227ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index - floor(index), 0.5));\n" 228ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 229ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchBitmap = 230ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " vec4 bitmapColor = texture2D(bitmapSampler, outBitmapTexCoords);\n"; 231889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gFS_Main_FetchBitmapNpot = 232889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy " vec4 bitmapColor = texture2D(bitmapSampler, wrap(outBitmapTexCoords));\n"; 233ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_BlendShadersBG = 234ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendShaders(gradientColor, bitmapColor)"; 23506f96e2652e4855b6520ad9dd70583677605b79aRomain Guyconst char* gFS_Main_BlendShadersGB = 23606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy " fragColor = blendShaders(bitmapColor, gradientColor)"; 237707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_BlendShaders_Modulate[3] = { 238707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 239707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy ";\n", 240707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 241707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * fragColor.a;\n", 242707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 243707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * texture2D(sampler, outTexCoords).a;\n" 244707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 245707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_GradientShader_Modulate[3] = { 246707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 247707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor;\n", 248707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 249707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * fragColor.a;\n", 250707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 251707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * texture2D(sampler, outTexCoords).a;\n" 252707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 253707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_BitmapShader_Modulate[3] = { 254707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 255707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor;\n", 256707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 257707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * fragColor.a;\n", 258707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 259707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * texture2D(sampler, outTexCoords).a;\n" 260707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 261ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FragColor = 262ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_FragColor = fragColor;\n"; 263a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Main_FragColor_Blend = 264a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy " gl_FragColor = blendFramebuffer(fragColor, gl_LastFragColor);\n"; 265f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guyconst char* gFS_Main_FragColor_Blend_Swap = 266f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy " gl_FragColor = blendFramebuffer(gl_LastFragColor, fragColor);\n"; 267ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_ApplyColorOp[4] = { 268ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 269ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 270ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 271db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy // TODO: Fix premultiplied alpha computations for color matrix 272ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor *= colorMatrix;\n" 273db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor += colorMatrixVector;\n" 274db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.rgb *= fragColor.a;\n", 275ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 276db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " float lightingAlpha = fragColor.a;\n" 277db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor = min(fragColor * lightingMul + (lightingAdd * lightingAlpha), lightingAlpha);\n" 278db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.a = lightingAlpha;\n", 279ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 280ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendColors(colorBlend, fragColor);\n" 281ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 282ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Footer = 283ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 284ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 285ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 286ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// PorterDuff snippets 287ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 288ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 28948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyconst char* gBlendOps[18] = { 290ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Clear 291ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(0.0, 0.0, 0.0, 0.0);\n", 292ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Src 293ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return src;\n", 294ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Dst 295ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return dst;\n", 296ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOver 29706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src + dst * (1.0 - src.a);\n", 298ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOver 29906f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst + src * (1.0 - dst.a);\n", 300ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcIn 30106f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * dst.a;\n", 302ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstIn 30306f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * src.a;\n", 304ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOut 30506f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * (1.0 - dst.a);\n", 306ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOut 30706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * (1.0 - src.a);\n", 308ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcAtop 309ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(src.rgb * dst.a + (1.0 - src.a) * dst.rgb, dst.a);\n", 310ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstAtop 311ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(dst.rgb * src.a + (1.0 - dst.a) * src.rgb, src.a);\n", 312ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Xor 31348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb, " 314ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "src.a + dst.a - 2.0 * src.a * dst.a);\n", 31548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Add 31648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return min(src + dst, 1.0);\n", 31748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Multiply 31848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src * dst;\n", 31948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Screen 32048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src + dst - src * dst;\n", 32148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Overlay 32248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return clamp(vec4(mix(" 32348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "2.0 * src.rgb * dst.rgb + src.rgb * (1.0 - dst.a) + dst.rgb * (1.0 - src.a), " 32448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain 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), " 32548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "step(dst.a, 2.0 * dst.rgb)), " 32648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "src.a + dst.a - src.a * dst.a), 0.0, 1.0);\n", 32748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Darken 32848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 32948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "min(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 33048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Lighten 33148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 33248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "max(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 333ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 334ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 335ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 336ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Constructors/destructors 337ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 338ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 339ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::ProgramCache() { 340ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 341ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 342ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::~ProgramCache() { 343ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy clear(); 344ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 345ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 346ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 347ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Cache management 348ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 349ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 350ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyvoid ProgramCache::clear() { 35167f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy PROGRAM_LOGD("Clearing program cache"); 35267f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy 353ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy size_t count = mCache.size(); 354ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy for (size_t i = 0; i < count; i++) { 355ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy delete mCache.valueAt(i); 356ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 357ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.clear(); 358ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 359ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 360ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::get(const ProgramDescription& description) { 361ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy programid key = description.key(); 362ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy ssize_t index = mCache.indexOfKey(key); 363ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy Program* program = NULL; 364ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (index < 0) { 365ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy description.log("Could not find program"); 366ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = generateProgram(description, key); 367ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.add(key, program); 368ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 369ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = mCache.valueAt(index); 370ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 371ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 372ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 373ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 374ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 375ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Program generation 376ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 377ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 378ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::generateProgram(const ProgramDescription& description, programid key) { 379ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 vertexShader = generateVertexShader(description); 380ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 fragmentShader = generateFragmentShader(description); 381ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 382ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy Program* program = new Program(vertexShader.string(), fragmentShader.string()); 383ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 384ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 385ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 386ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateVertexShader(const ProgramDescription& description) { 387ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Add attributes 388ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 shader(gVS_Header_Attributes); 389aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 390ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Attributes_TexCoords); 391ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 39299585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 39399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Attributes_AAParameters); 3945b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 395ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 396ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Uniforms); 397aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 398aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Header_Uniforms_TextureTransform); 399aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 400ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 401ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Uniforms_HasGradient[description.gradientType]); 402ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 403889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 404889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gVS_Header_Uniforms_HasBitmap); 405889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 406ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 407ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Header_Uniforms_IsPoint); 408ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 409ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 410aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 411ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 412ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 41399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 41499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Varyings_IsAA); 4155b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 416ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 417ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Varyings_HasGradient[description.gradientType]); 418ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 419ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 420ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 421ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_PointHasBitmap : 422ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_HasBitmap); 423ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 424ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 425ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 426ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main); { 427ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasTexture) { 428ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main_OutTexCoords); 429ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 430aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 431aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Main_OutTransformedTexCoords); 432aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 43399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 43499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Main_AA); 4355b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 436ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 437ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Main_OutGradient[description.gradientType]); 438ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 439889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 440ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 441ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutPointBitmapTexCoords : 442ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutBitmapTexCoords); 443ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 444ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 445ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Main_PointSize); 446889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 447ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output transformed position 448ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main_Position); 449ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 450ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 451ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Footer); 452ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 453ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy PROGRAM_LOGD("*** Generated vertex shader:\n\n%s", shader.string()); 454ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 455ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 456ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 457ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 458ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateFragmentShader(const ProgramDescription& description) { 459ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Set the default precision 460a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy String8 shader; 461a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 462707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool blendFramebuffer = description.framebufferMode >= SkXfermode::kPlus_Mode; 463a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 464a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header_Extension_FramebufferFetch); 465a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 466aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 467aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Header_Extension_ExternalTexture); 468aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 469a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 470a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header); 471ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 472ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 473aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 474ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 475ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 47699585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 47799585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gVS_Header_Varyings_IsAA); 4785b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 479ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 480ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Varyings_HasGradient[description.gradientType]); 481ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 482ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 483ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 484ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_PointHasBitmap : 485ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_HasBitmap); 486ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 487ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 488ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 489707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int modulateOp = MODULATE_OP_NO_MODULATE; 490aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleColor = !description.hasTexture && !description.hasExternalTexture && 491707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasGradient && !description.hasBitmap; 492707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 493707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (description.modulate || singleColor) { 494707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Uniforms_Color); 495707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!singleColor) modulateOp = MODULATE_OP_MODULATE; 496707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 497ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasTexture) { 498ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_TextureSampler); 499ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 500aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 501aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Uniforms_ExternalTextureSampler); 502aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 50399585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 50499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gFS_Uniforms_AA); 5055b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 506ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 507ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gFS_Uniforms_GradientSampler[description.gradientType]); 508ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 509ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.hasBitmap && description.isPoint) { 510ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Header_Uniforms_PointHasBitmap); 511ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 512707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 513707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Optimization for common cases 51499585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (!description.isAA && !blendFramebuffer && 5155b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase description.colorOp == ProgramDescription::kColorNone && !description.isPoint) { 516707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy bool fast = false; 517707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 518707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool noShader = !description.hasGradient && !description.hasBitmap; 519aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleTexture = (description.hasTexture || description.hasExternalTexture) && 520707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasAlpha8Texture && noShader; 521707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool singleA8Texture = description.hasTexture && 522707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasAlpha8Texture && noShader; 523aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleGradient = !description.hasTexture && !description.hasExternalTexture && 524707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasGradient && !description.hasBitmap && 525707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.gradientType == ProgramDescription::kGradientLinear; 526707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 527707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (singleColor) { 528707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleColor); 529707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 530707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleTexture) { 531707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 532707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleTexture); 533707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 534707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateTexture); 535707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 536707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 537707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleA8Texture) { 538707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 539707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleA8Texture); 540707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 541707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateA8Texture); 542707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 543707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 544707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleGradient) { 545707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 546707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleGradient); 547707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 548707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateGradient); 549707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 550707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 551707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 552707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 553707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (fast) { 554c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 555707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Fast case:\n"); 556707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 557707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy printLongString(shader); 558c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 559707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 560707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy return shader; 561707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 562707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 563707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 564ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 565ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_BitmapSampler); 566ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 567ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_ColorOp[description.colorOp]); 568ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 569ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Generate required functions 570ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 57148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendShaders", description.shadersMode); 572ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 573ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.colorOp == ProgramDescription::kColorBlend) { 57448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendColors", description.colorMode); 575ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 576a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 577a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy generateBlend(shader, "blendFramebuffer", description.framebufferMode); 578a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 579889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.isBitmapNpot) { 580889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy generateTextureWrap(shader, description.bitmapWrapS, description.bitmapWrapT); 581889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 582ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 583ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 584ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main); { 585ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Stores the result in fragColor directly 586aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 587ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasAlpha8Texture) { 588707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.hasGradient && !description.hasBitmap) { 589707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchA8Texture[modulateOp]); 590707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 591ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 592707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchTexture[modulateOp]); 593ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 594ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 595707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if ((!description.hasGradient && !description.hasBitmap) || description.modulate) { 596707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchColor); 597707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 598ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 59999585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase if (description.isAA) { 60099585adeb4167ca357a72eb866f34c1af944f4b9Chet Haase shader.append(gFS_Main_AccountForAA); 6015b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 602ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 603ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gFS_Main_FetchGradient[description.gradientType]); 604ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 605ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 606ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 607ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Main_PointBitmapTexCoords); 608ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 609889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (!description.isBitmapNpot) { 610889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmap); 611889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 612889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmapNpot); 613889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 614ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 615740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy bool applyModulate = false; 616ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Case when we have two shaders set 617ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 618707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 619ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.isBitmapFirst) { 620ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersBG); 621ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 622ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersGB); 623ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 624707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_BlendShaders_Modulate[op]); 625740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 626889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 627889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasGradient) { 628707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 629707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_GradientShader_Modulate[op]); 630740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 631889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else if (description.hasBitmap) { 632707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 633707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_BitmapShader_Modulate[op]); 634740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 635889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 636ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 637740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy if (description.modulate && applyModulate) { 638740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy shader.append(gFS_Main_ModulateColor); 639740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy } 640ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Apply the color op if needed 641ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_ApplyColorOp[description.colorOp]); 642ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output the fragment 643a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!blendFramebuffer) { 644a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Main_FragColor); 645a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 646f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy shader.append(!description.swapSrcDst ? 647f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy gFS_Main_FragColor_Blend : gFS_Main_FragColor_Blend_Swap); 648a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 649ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 650ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 651ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Footer); 652ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 653c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 654db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 655db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy printLongString(shader); 656c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 657db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 658ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 659ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 660ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 66148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyvoid ProgramCache::generateBlend(String8& shader, const char* name, SkXfermode::Mode mode) { 662ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("\nvec4 "); 663ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(name); 664ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("(vec4 src, vec4 dst) {\n"); 665ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(" "); 66648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy shader.append(gBlendOps[mode]); 667ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("}\n"); 668ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 669ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 670889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyvoid ProgramCache::generateTextureWrap(String8& shader, GLenum wrapS, GLenum wrapT) { 671889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("\nvec2 wrap(vec2 texCoords) {\n"); 672889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapS == GL_MIRRORED_REPEAT) { 673889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" float xMod2 = mod(texCoords.x, 2.0);\n"); 674889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (xMod2 > 1.0) xMod2 = 2.0 - xMod2;\n"); 675889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 676889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapT == GL_MIRRORED_REPEAT) { 677889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" float yMod2 = mod(texCoords.y, 2.0);\n"); 678889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (yMod2 > 1.0) yMod2 = 2.0 - yMod2;\n"); 679889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 680889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" return vec2("); 681889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapS) { 68261c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 68361c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.x"); 68461c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 685889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 686889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.x, 1.0)"); 687889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 688889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 689889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("xMod2"); 690889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 691889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 692889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(", "); 693889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapT) { 69461c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 69561c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.y"); 69661c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 697889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 698889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.y, 1.0)"); 699889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 700889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 701889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("yMod2"); 702889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 703889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 704889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(");\n"); 705889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("}\n"); 706889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy} 707889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 708db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid ProgramCache::printLongString(const String8& shader) const { 709db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t index = 0; 710db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t lastIndex = 0; 711db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy const char* str = shader.string(); 712db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy while ((index = shader.find("\n", index)) > -1) { 713db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy String8 line(str, index - lastIndex); 714db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (line.length() == 0) line.append("\n"); 715db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("%s", line.string()); 716db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy index++; 717db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy str += (index - lastIndex); 718db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy lastIndex = index; 719db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 720db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 721db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 722ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace uirenderer 723ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace android 724