ProgramCache.cpp revision aa6c24c21c727a196451332448d4e3b11a80be69
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"; 425b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haaseconst char* gVS_Header_Attributes_Distance = 435b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "attribute float vtxDistance;\n"; 44aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Header_Uniforms_TextureTransform = 45aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform mat4 mainTextureTransform;\n"; 46ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Uniforms = 47ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 transform;\n"; 48ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Header_Uniforms_IsPoint = 4980bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump float pointSize;\n"; 50ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Uniforms_HasGradient[3] = { 51ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 52ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n", 53ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 54ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "uniform mat4 screenSpace;\n", 55ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 56ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform mat4 screenSpace;\n" 57ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 58889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Header_Uniforms_HasBitmap = 59889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy "uniform mat4 textureTransform;\n" 6080bbfb19eefe3cb9be8833b136381cece069e24dRomain Guy "uniform mediump vec2 textureDimension;\n"; 61ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Varyings_HasTexture = 62ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "varying vec2 outTexCoords;\n"; 635b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haaseconst char* gVS_Header_Varyings_HasWidth = 645b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "varying float distance;\n"; 65ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Header_Varyings_HasBitmap = 66ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "varying vec2 outBitmapTexCoords;\n"; 67ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Header_Varyings_PointHasBitmap = 68ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "varying vec2 outPointBitmapTexCoords;\n"; 69ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Header_Varyings_HasGradient[3] = { 70ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 717537f856f9076a84db04d8de447f6527b67166fdRomain Guy "varying vec2 linear;\n", 72ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 73ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy "varying vec2 circular;\n", 74ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 75ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "varying vec2 sweep;\n" 76ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 77ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main = 78ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n"; 79ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_OutTexCoords = 80ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " outTexCoords = texCoords;\n"; 81aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gVS_Main_OutTransformedTexCoords = 82aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy " outTexCoords = (mainTextureTransform * vec4(texCoords, 0.0, 1.0)).xy;\n"; 83ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gVS_Main_OutGradient[3] = { 84ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 857537f856f9076a84db04d8de447f6527b67166fdRomain Guy " linear = vec2((screenSpace * position).x, 0.5);\n", 86ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 8714830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " circular = (screenSpace * position).xy;\n", 88ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 8914830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " sweep = (screenSpace * position).xy;\n" 90ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 91889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gVS_Main_OutBitmapTexCoords = 92707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " outBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 93ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_OutPointBitmapTexCoords = 94ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " outPointBitmapTexCoords = (textureTransform * position).xy * textureDimension;\n"; 95ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Main_Position = 96ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_Position = transform * position;\n"; 97ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gVS_Main_PointSize = 98ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " gl_PointSize = pointSize;\n"; 995b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haaseconst char* gVS_Main_Width = 1005b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " distance = vtxDistance;\n"; 101ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gVS_Footer = 102ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 103ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 104ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 105ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Fragment shaders snippets 106ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 107ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 108a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Header_Extension_FramebufferFetch = 109a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy "#extension GL_NV_shader_framebuffer_fetch : enable\n\n"; 110aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Header_Extension_ExternalTexture = 111aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "#extension GL_OES_EGL_image_external : require\n\n"; 112ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Header = 113ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "precision mediump float;\n\n"; 114ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_Color = 115ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 color;\n"; 1165b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haaseconst char* gFS_Uniforms_Width = 1175b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "uniform float width;\n" 1185b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "uniform float boundaryWidth;\n" 1195b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase "uniform float inverseBoundaryWidth;\n"; 120ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Header_Uniforms_PointHasBitmap = 121ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform vec2 textureDimension;\n" 122ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "uniform float pointSize;\n"; 123ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_TextureSampler = 124ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D sampler;\n"; 125aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyconst char* gFS_Uniforms_ExternalTextureSampler = 126aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy "uniform samplerExternalOES sampler;\n"; 127ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gFS_Uniforms_GradientSampler[3] = { 128ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 129ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n", 130ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 131ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n", 132ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 133ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy "uniform sampler2D gradientSampler;\n" 134ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 135ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_BitmapSampler = 136ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform sampler2D bitmapSampler;\n"; 137ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Uniforms_ColorOp[4] = { 138ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 139ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 140ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 141ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform mat4 colorMatrix;\n" 142ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "uniform vec4 colorMatrixVector;\n", 143ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 144db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingMul;\n" 145db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 lightingAdd;\n", 146ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 147db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy "uniform vec4 colorBlend;\n" 148ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 149ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main = 150ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "\nvoid main(void) {\n" 1517fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy " lowp vec4 fragColor;\n"; 152707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 153ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guyconst char* gFS_Main_PointBitmapTexCoords = 154ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy " vec2 outBitmapTexCoords = outPointBitmapTexCoords + " 155ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy "((gl_PointCoord - vec2(0.5, 0.5)) * textureDimension * vec2(pointSize, pointSize));\n"; 156ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 157707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// Fast cases 158707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleColor = 159707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 160707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color;\n" 161707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 162707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleTexture = 163707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 164707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = texture2D(sampler, outTexCoords);\n" 165707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 166707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateTexture = 167707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 168707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color.a * texture2D(sampler, outTexCoords);\n" 169707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 170707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleA8Texture = 171707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 1729db91243c5ace4421091557b76a0b1cbd2312fecRomain Guy " gl_FragColor = texture2D(sampler, outTexCoords);\n" 173707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 174707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateA8Texture = 175707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 176707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color * texture2D(sampler, outTexCoords).a;\n" 177707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 178707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleGradient = 179707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 180707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = texture2D(gradientSampler, linear);\n" 181707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 182707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Fast_SingleModulateGradient = 183707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "\nvoid main(void) {\n" 184707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " gl_FragColor = color.a * texture2D(gradientSampler, linear);\n" 185707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy "}\n\n"; 186707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 187707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy// General case 188ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchColor = 189ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = color;\n"; 190740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guyconst char* gFS_Main_ModulateColor = 191740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy " fragColor *= color.a;\n"; 1925b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haaseconst char* gFS_Main_AccountForWidth = 1935b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " if (distance < boundaryWidth) {\n" 1945b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " fragColor *= (distance * inverseBoundaryWidth);\n" 1955b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " } else if (distance > (1.0 - boundaryWidth)) {\n" 1965b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " fragColor *= ((1.0 - distance) * inverseBoundaryWidth);\n" 1975b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase " }\n"; 198707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchTexture[2] = { 199707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 200707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = texture2D(sampler, outTexCoords);\n", 201707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 202707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = color * texture2D(sampler, outTexCoords);\n" 203707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 204707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_FetchA8Texture[2] = { 205707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 2069db91243c5ace4421091557b76a0b1cbd2312fecRomain Guy " fragColor = texture2D(sampler, outTexCoords);\n", 207707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 208707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = color * texture2D(sampler, outTexCoords).a;\n" 209707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 210ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guyconst char* gFS_Main_FetchGradient[3] = { 211ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Linear 2127537f856f9076a84db04d8de447f6527b67166fdRomain Guy " vec4 gradientColor = texture2D(gradientSampler, linear);\n", 213ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Circular 21414830948d02f768c41b97b7a8d15e1b3cab78267Romain Guy " float index = length(circular);\n" 215ddb80bebb0776e6d852aab6e8bba5d5591847a55Romain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index, 0.5));\n", 216ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy // Sweep 217ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy " float index = atan(sweep.y, sweep.x) * 0.15915494309; // inv(2 * PI)\n" 218ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy " vec4 gradientColor = texture2D(gradientSampler, vec2(index - floor(index), 0.5));\n" 219ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy}; 220ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FetchBitmap = 221ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " vec4 bitmapColor = texture2D(bitmapSampler, outBitmapTexCoords);\n"; 222889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyconst char* gFS_Main_FetchBitmapNpot = 223889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy " vec4 bitmapColor = texture2D(bitmapSampler, wrap(outBitmapTexCoords));\n"; 224ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_BlendShadersBG = 225ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendShaders(gradientColor, bitmapColor)"; 22606f96e2652e4855b6520ad9dd70583677605b79aRomain Guyconst char* gFS_Main_BlendShadersGB = 22706f96e2652e4855b6520ad9dd70583677605b79aRomain Guy " fragColor = blendShaders(bitmapColor, gradientColor)"; 228707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_BlendShaders_Modulate[3] = { 229707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 230707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy ";\n", 231707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 232707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * fragColor.a;\n", 233707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 234707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " * texture2D(sampler, outTexCoords).a;\n" 235707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy}; 236707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_GradientShader_Modulate[3] = { 237707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 238707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor;\n", 239707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 240707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * fragColor.a;\n", 241707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 242707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = gradientColor * texture2D(sampler, outTexCoords).a;\n" 243707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 244707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guyconst char* gFS_Main_BitmapShader_Modulate[3] = { 245707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Don't modulate 246707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor;\n", 247707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate 248707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * fragColor.a;\n", 249707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Modulate with alpha 8 texture 250707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy " fragColor = bitmapColor * texture2D(sampler, outTexCoords).a;\n" 251707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy }; 252ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_FragColor = 253ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " gl_FragColor = fragColor;\n"; 254a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyconst char* gFS_Main_FragColor_Blend = 255a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy " gl_FragColor = blendFramebuffer(fragColor, gl_LastFragColor);\n"; 256f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guyconst char* gFS_Main_FragColor_Blend_Swap = 257f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy " gl_FragColor = blendFramebuffer(gl_LastFragColor, fragColor);\n"; 258ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Main_ApplyColorOp[4] = { 259ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // None 260ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "", 261ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Matrix 262db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy // TODO: Fix premultiplied alpha computations for color matrix 263ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor *= colorMatrix;\n" 264db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor += colorMatrixVector;\n" 265db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.rgb *= fragColor.a;\n", 266ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Lighting 267db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " float lightingAlpha = fragColor.a;\n" 268db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor = min(fragColor * lightingMul + (lightingAdd * lightingAlpha), lightingAlpha);\n" 269db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy " fragColor.a = lightingAlpha;\n", 270ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // PorterDuff 271ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy " fragColor = blendColors(colorBlend, fragColor);\n" 272ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 273ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyconst char* gFS_Footer = 274ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "}\n\n"; 275ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 276ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 277ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// PorterDuff snippets 278ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 279ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 28048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyconst char* gBlendOps[18] = { 281ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Clear 282ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(0.0, 0.0, 0.0, 0.0);\n", 283ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Src 284ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return src;\n", 285ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Dst 286ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return dst;\n", 287ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOver 28806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src + dst * (1.0 - src.a);\n", 289ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOver 29006f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst + src * (1.0 - dst.a);\n", 291ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcIn 29206f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * dst.a;\n", 293ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstIn 29406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * src.a;\n", 295ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcOut 29606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return src * (1.0 - dst.a);\n", 297ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstOut 29806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy "return dst * (1.0 - src.a);\n", 299ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // SrcAtop 300ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(src.rgb * dst.a + (1.0 - src.a) * dst.rgb, dst.a);\n", 301ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // DstAtop 302ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "return vec4(dst.rgb * src.a + (1.0 - dst.a) * src.rgb, src.a);\n", 303ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Xor 30448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb, " 305ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy "src.a + dst.a - 2.0 * src.a * dst.a);\n", 30648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Add 30748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return min(src + dst, 1.0);\n", 30848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Multiply 30948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src * dst;\n", 31048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Screen 31148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return src + dst - src * dst;\n", 31248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Overlay 31348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return clamp(vec4(mix(" 31448daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "2.0 * src.rgb * dst.rgb + src.rgb * (1.0 - dst.a) + dst.rgb * (1.0 - src.a), " 31548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain 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), " 31648daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "step(dst.a, 2.0 * dst.rgb)), " 31748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "src.a + dst.a - src.a * dst.a), 0.0, 1.0);\n", 31848daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Darken 31948daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 32048daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "min(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 32148daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy // Lighten 32248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "return vec4(src.rgb * (1.0 - dst.a) + (1.0 - src.a) * dst.rgb + " 32348daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy "max(src.rgb * dst.a, dst.rgb * src.a), src.a + dst.a - src.a * dst.a);\n", 324ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; 325ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 326ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 327ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Constructors/destructors 328ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 329ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 330ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::ProgramCache() { 331ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 332ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 333ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgramCache::~ProgramCache() { 334ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy clear(); 335ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 336ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 337ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 338ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Cache management 339ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 340ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 341ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guyvoid ProgramCache::clear() { 34267f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy PROGRAM_LOGD("Clearing program cache"); 34367f27952c1bcb2230beef9b5ca0bf42edad436a9Romain Guy 344ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy size_t count = mCache.size(); 345ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy for (size_t i = 0; i < count; i++) { 346ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy delete mCache.valueAt(i); 347ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 348ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.clear(); 349ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 350ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 351ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::get(const ProgramDescription& description) { 352ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy programid key = description.key(); 353ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy ssize_t index = mCache.indexOfKey(key); 354ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy Program* program = NULL; 355ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (index < 0) { 356ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy description.log("Could not find program"); 357ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = generateProgram(description, key); 358ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy mCache.add(key, program); 359ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 360ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy program = mCache.valueAt(index); 361ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 362ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 363ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 364ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 365ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 366ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy// Program generation 367ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy/////////////////////////////////////////////////////////////////////////////// 368ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 369ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyProgram* ProgramCache::generateProgram(const ProgramDescription& description, programid key) { 370ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 vertexShader = generateVertexShader(description); 371ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 fragmentShader = generateFragmentShader(description); 372ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 373ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy Program* program = new Program(vertexShader.string(), fragmentShader.string()); 374ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return program; 375ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 376ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 377ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateVertexShader(const ProgramDescription& description) { 378ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Add attributes 379ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy String8 shader(gVS_Header_Attributes); 380aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 381ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Attributes_TexCoords); 382ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 3835b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (description.hasWidth) { 3845b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase shader.append(gVS_Header_Attributes_Distance); 3855b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 386ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 387ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Uniforms); 388aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 389aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Header_Uniforms_TextureTransform); 390aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 391ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 392ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Uniforms_HasGradient[description.gradientType]); 393ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 394889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 395889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gVS_Header_Uniforms_HasBitmap); 396889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 397ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 398ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Header_Uniforms_IsPoint); 399ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 400ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 401aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 402ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 403ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 4045b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (description.hasWidth) { 4055b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase shader.append(gVS_Header_Varyings_HasWidth); 4065b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 407ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 408ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Varyings_HasGradient[description.gradientType]); 409ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 410ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 411ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 412ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_PointHasBitmap : 413ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_HasBitmap); 414ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 415ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 416ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 417ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main); { 418ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasTexture) { 419ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main_OutTexCoords); 420ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 421aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 422aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gVS_Main_OutTransformedTexCoords); 423aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 4245b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (description.hasWidth) { 4255b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase shader.append(gVS_Main_Width); 4265b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 427ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 428ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Main_OutGradient[description.gradientType]); 429ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 430889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasBitmap) { 431ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 432ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutPointBitmapTexCoords : 433ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Main_OutBitmapTexCoords); 434ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 435ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 436ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gVS_Main_PointSize); 437889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 438ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output transformed position 439ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Main_Position); 440ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 441ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 442ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Footer); 443ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 444ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy PROGRAM_LOGD("*** Generated vertex shader:\n\n%s", shader.string()); 445ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 446ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 447ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 448ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 449ac670c0433d19397d4e36ced2110475b6f54fe26Romain GuyString8 ProgramCache::generateFragmentShader(const ProgramDescription& description) { 450ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Set the default precision 451a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy String8 shader; 452a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 453707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool blendFramebuffer = description.framebufferMode >= SkXfermode::kPlus_Mode; 454a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 455a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header_Extension_FramebufferFetch); 456a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 457aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 458aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Header_Extension_ExternalTexture); 459aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 460a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 461a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Header); 462ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 463ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Varyings 464aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 465ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gVS_Header_Varyings_HasTexture); 466ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 4675b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (description.hasWidth) { 4685b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase shader.append(gVS_Header_Varyings_HasWidth); 4695b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 470ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 471ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gVS_Header_Varyings_HasGradient[description.gradientType]); 472ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 473ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 474ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(description.isPoint ? 475ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_PointHasBitmap : 476ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy gVS_Header_Varyings_HasBitmap); 477ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 478ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 479ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Uniforms 480707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int modulateOp = MODULATE_OP_NO_MODULATE; 481aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleColor = !description.hasTexture && !description.hasExternalTexture && 482707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasGradient && !description.hasBitmap; 483707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 484707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (description.modulate || singleColor) { 485707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Uniforms_Color); 486707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!singleColor) modulateOp = MODULATE_OP_MODULATE; 487707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 488ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasTexture) { 489ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_TextureSampler); 490ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 491aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasExternalTexture) { 492aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy shader.append(gFS_Uniforms_ExternalTextureSampler); 493aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 4945b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (description.hasWidth) { 4955b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase shader.append(gFS_Uniforms_Width); 4965b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 497ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 498ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gFS_Uniforms_GradientSampler[description.gradientType]); 499ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 500ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.hasBitmap && description.isPoint) { 501ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Header_Uniforms_PointHasBitmap); 502ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 503707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 504707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy // Optimization for common cases 5055b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (!description.hasWidth && !blendFramebuffer && 5065b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase description.colorOp == ProgramDescription::kColorNone && !description.isPoint) { 507707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy bool fast = false; 508707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 509707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool noShader = !description.hasGradient && !description.hasBitmap; 510aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleTexture = (description.hasTexture || description.hasExternalTexture) && 511707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy !description.hasAlpha8Texture && noShader; 512707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy const bool singleA8Texture = description.hasTexture && 513707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasAlpha8Texture && noShader; 514aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const bool singleGradient = !description.hasTexture && !description.hasExternalTexture && 515707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.hasGradient && !description.hasBitmap && 516707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy description.gradientType == ProgramDescription::kGradientLinear; 517707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 518707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (singleColor) { 519707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleColor); 520707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 521707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleTexture) { 522707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 523707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleTexture); 524707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 525707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateTexture); 526707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 527707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 528707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleA8Texture) { 529707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 530707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleA8Texture); 531707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 532707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateA8Texture); 533707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 534707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 535707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else if (singleGradient) { 536707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.modulate) { 537707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleGradient); 538707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } else { 539707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Fast_SingleModulateGradient); 540707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 541707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy fast = true; 542707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 543707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 544707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (fast) { 545c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 546707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Fast case:\n"); 547707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 548707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy printLongString(shader); 549c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 550707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 551707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy return shader; 552707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 553707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 554707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy 555ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 556ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_BitmapSampler); 557ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 558ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Uniforms_ColorOp[description.colorOp]); 559ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 560ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Generate required functions 561ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 56248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendShaders", description.shadersMode); 563ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 564ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.colorOp == ProgramDescription::kColorBlend) { 56548daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy generateBlend(shader, "blendColors", description.colorMode); 566ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 567a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (blendFramebuffer) { 568a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy generateBlend(shader, "blendFramebuffer", description.framebufferMode); 569a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 570889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.isBitmapNpot) { 571889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy generateTextureWrap(shader, description.bitmapWrapS, description.bitmapWrapT); 572889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 573ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 574ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Begin the shader 575ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main); { 576ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Stores the result in fragColor directly 577aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy if (description.hasTexture || description.hasExternalTexture) { 578ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasAlpha8Texture) { 579707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if (!description.hasGradient && !description.hasBitmap) { 580707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchA8Texture[modulateOp]); 581707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 582ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 583707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchTexture[modulateOp]); 584ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 585ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 586707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy if ((!description.hasGradient && !description.hasBitmap) || description.modulate) { 587707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_FetchColor); 588707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy } 589ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 5905b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase if (description.hasWidth) { 5915b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase shader.append(gFS_Main_AccountForWidth); 5925b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase } 593ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient) { 594ee916f14cbd1fe1422c063ce2ef7b185e2bc5c6fRomain Guy shader.append(gFS_Main_FetchGradient[description.gradientType]); 595ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 596ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasBitmap) { 597ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy if (description.isPoint) { 598ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy shader.append(gFS_Main_PointBitmapTexCoords); 599ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 600889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (!description.isBitmapNpot) { 601889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmap); 602889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 603889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(gFS_Main_FetchBitmapNpot); 604889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 605ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 606740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy bool applyModulate = false; 607ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Case when we have two shaders set 608ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.hasGradient && description.hasBitmap) { 609707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 610ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy if (description.isBitmapFirst) { 611ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersBG); 612ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } else { 613ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_BlendShadersGB); 614ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 615707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_BlendShaders_Modulate[op]); 616740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 617889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else { 618889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (description.hasGradient) { 619707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 620707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_GradientShader_Modulate[op]); 621740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 622889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } else if (description.hasBitmap) { 623707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy int op = description.hasAlpha8Texture ? MODULATE_OP_MODULATE_A8 : modulateOp; 624707b2f78ccaa09965d7e030fda3a883ce9b75ea8Romain Guy shader.append(gFS_Main_BitmapShader_Modulate[op]); 625740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy applyModulate = true; 626889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 627ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 628740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy if (description.modulate && applyModulate) { 629740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy shader.append(gFS_Main_ModulateColor); 630740bf2bb2e900d3db2292b5909b4b4c6e90320e6Romain Guy } 631ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Apply the color op if needed 632ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Main_ApplyColorOp[description.colorOp]); 633ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // Output the fragment 634a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy if (!blendFramebuffer) { 635a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy shader.append(gFS_Main_FragColor); 636a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } else { 637f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy shader.append(!description.swapSrcDst ? 638f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy gFS_Main_FragColor_Blend : gFS_Main_FragColor_Blend_Swap); 639a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 640ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy } 641ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy // End the shader 642ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(gFS_Footer); 643ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 644c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_PROGRAMS 645db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("*** Generated fragment shader:\n\n"); 646db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy printLongString(shader); 647c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 648db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 649ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy return shader; 650ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 651ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 65248daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guyvoid ProgramCache::generateBlend(String8& shader, const char* name, SkXfermode::Mode mode) { 653ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("\nvec4 "); 654ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(name); 655ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("(vec4 src, vec4 dst) {\n"); 656ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append(" "); 65748daa54d31fc59ec969dcff65eb3cbb0ce879a8dRomain Guy shader.append(gBlendOps[mode]); 658ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy shader.append("}\n"); 659ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy} 660ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy 661889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guyvoid ProgramCache::generateTextureWrap(String8& shader, GLenum wrapS, GLenum wrapT) { 662889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("\nvec2 wrap(vec2 texCoords) {\n"); 663889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapS == GL_MIRRORED_REPEAT) { 664889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" float xMod2 = mod(texCoords.x, 2.0);\n"); 665889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (xMod2 > 1.0) xMod2 = 2.0 - xMod2;\n"); 666889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 667889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy if (wrapT == GL_MIRRORED_REPEAT) { 668889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" float yMod2 = mod(texCoords.y, 2.0);\n"); 669889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" if (yMod2 > 1.0) yMod2 = 2.0 - yMod2;\n"); 670889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 671889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(" return vec2("); 672889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapS) { 67361c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 67461c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.x"); 67561c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 676889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 677889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.x, 1.0)"); 678889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 679889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 680889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("xMod2"); 681889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 682889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 683889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(", "); 684889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy switch (wrapT) { 68561c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy case GL_CLAMP_TO_EDGE: 68661c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy shader.append("texCoords.y"); 68761c8c9c5b2006d18e9310b6521c65b36ffe75ce4Romain Guy break; 688889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_REPEAT: 689889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("mod(texCoords.y, 1.0)"); 690889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 691889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy case GL_MIRRORED_REPEAT: 692889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("yMod2"); 693889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy break; 694889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy } 695889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append(");\n"); 696889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy shader.append("}\n"); 697889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy} 698889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 699db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guyvoid ProgramCache::printLongString(const String8& shader) const { 700db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t index = 0; 701db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy ssize_t lastIndex = 0; 702db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy const char* str = shader.string(); 703db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy while ((index = shader.find("\n", index)) > -1) { 704db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy String8 line(str, index - lastIndex); 705db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy if (line.length() == 0) line.append("\n"); 706db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy PROGRAM_LOGD("%s", line.string()); 707db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy index++; 708db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy str += (index - lastIndex); 709db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy lastIndex = index; 710db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy } 711db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy} 712db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 713ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace uirenderer 714ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy}; // namespace android 715