Add shaders.js
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Christoph Diehl
parent
a015709892
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dbc18ddac6
1 changed files with 142 additions and 0 deletions
142
make/shaders.js
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142
make/shaders.js
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make.shaders = {
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fragment1: function() {
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[
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[
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"#ifdef GL_ES",
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"precision mediump float;"
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"#endif",
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"varying vec4 vColor;",
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"void main() {",
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"gl_FragColor=vColor;",
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"}",
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],
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[
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"varying highp vec2 vTextureCoord;",
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"varying highp vec3 vLighting;",
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"uniform sampler2D uSampler;",
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"void main(void) {",
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"highp vec4 texelColor = texture2D(uSampler, vec2(vTextureCoord.s, vTextureCoord.t));",
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"gl_FragColor = vec4(texelColor.rgb * vLighting, texelColor.a);",
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"}"
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]
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],
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},
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vertex1: function () {
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[
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[
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"attribute vec4 aVertex;",
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"attribute vec4 aColor;",
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"varying vec4 vColor;",
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"void main(){",
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"vColor=aColor;",
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"gl_Position=aVertex;",
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"}",
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],
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[
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"attribute highp vec3 aVertexNormal;",
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"attribute highp vec3 aVertexPosition;",
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"attribute highp vec2 aTextureCoord;",
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"uniform highp mat4 uNormalMatrix;",
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"uniform highp mat4 uMVMatrix;",
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"uniform highp mat4 uPMatrix;",
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"varying highp vec2 vTextureCoord;",
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"varying highp vec3 vLighting;",
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"void main(void) {",
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"gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);",
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"vTextureCoord = aTextureCoord;",
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"highp vec3 ambientLight = vec3(0.6, 0.6, 0.6);",
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"highp vec3 directionalLightColor = vec3(0.5, 0.5, 0.75);",
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"highp vec3 directionalVector = vec3(0.85, 0.8, 0.75);",
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"highp vec4 transformedNormal = uNormalMatrix * vec4(aVertexNormal, 1.0);",
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"highp float directional = max(dot(transformedNormal.xyz, directionalVector), 0.0);",
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"vLighting = ambientLight + (directionalLightColor * directional);",
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"}"
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]
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]
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},
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fragment2: function() {
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[
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[
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"varying highp vec2 vTextureCoord;",
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"varying highp vec3 vLighting;",
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"uniform sampler2D uSampler;",
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"void main(void) {",
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"highp vec4 texelColor = texture2D(uSampler, vec2(vTextureCoord.s, vTextureCoord.t));",
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"gl_FragColor = vec4(texelColor.rgb * vLighting, texelColor.a);",
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"}"
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],
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[
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"#version proto-200",
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"uniform sampler2D albedoMap;",
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"uniform sampler2D normalMap;",
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"varying vec3 varyingTangent;",
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"varying vec3 varyingBitangent;",
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"varying vec3 varyingNormal;",
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"varying vec2 varyingUV;",
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"void main(void) {",
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"vec3 albedo=texture2D(albedoMap,varyingUV).rgb;",
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"vec3 normal=texture2D(normalMap,varyingUV).rgb*2.0-1.0;",
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"float specularFactor=pow((albedo.r+albedo.g+albedo.b)*0.33,2.0);",
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"float specularHardness=2.0;",
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"vec3 spaceNormal=varyingTangent*normal.x+varyingBitangent*normal.y+varyingNormal*normal.z;",
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"gl_FragData[0]=vec4(albedo,1.0);",
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"gl_FragData[1]=vec4(spaceNormal*0.5 +0.5,1.0);",
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"gl_FragData[2]=vec4(specularFactor,specularHardness*0.1,0.0,1.0);",
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"}"
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]
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]
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},
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vertex2: function() {
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[
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[
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"attribute highp vec3 aVertexNormal;",
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"attribute highp vec3 aVertexPosition;",
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"attribute highp vec2 aTextureCoord;",
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"uniform highp mat4 uNormalMatrix;",
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"uniform highp mat4 uMVMatrix;",
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"uniform highp mat4 uPMatrix;",
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"varying highp vec2 vTextureCoord;",
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"varying highp vec3 vLighting;",
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"void main(void) {",
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"gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0);",
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"vTextureCoord = aTextureCoord;",
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"highp vec3 ambientLight = vec3(0.6, 0.6, 0.6);",
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"highp vec3 directionalLightColor = vec3(0.5, 0.5, 0.75);",
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"highp vec3 directionalVector = vec3(0.85, 0.8, 0.75);",
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"highp vec4 transformedNormal = uNormalMatrix * vec4(aVertexNormal, 1.0);",
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"highp float directional = max(dot(transformedNormal.xyz, directionalVector), 0.0);",
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"vLighting = ambientLight + (directionalLightColor * directional);",
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"}"
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],
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[
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"#version proto-200",
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"attribute vec3 vertexPosition;",
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"attribute vec3 vertexTangent;",
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"attribute vec3 vertexBitangent;",
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"attribute vec3 vertexNormal;",
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"attribute vec2 vertexUV;",
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"uniform mat4 modelMatrix;",
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"uniform mat4 viewMatrix;",
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"varying vec3 varyingTangent;",
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"varying vec3 varyingBitangent;",
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"varying vec3 varyingNormal;",
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"varying vec2 varyingUV;",
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"void main(void){",
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"gl_Position=viewMatrix*(modelMatrix*vec4(vertexPosition,1.0));",
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"gl_Position.xy=gl_Position.xy*0.5+(float(gl_InstanceID)-0.5);",
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"varyingTangent=(modelMatrix*vec4(vertexTangent,0.0)).xyz;",
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"varyingBitangent=(modelMatrix*vec4(vertexBitangent,0.0)).xyz;",
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"varyingNormal=(modelMatrix*vec4(vertexNormal,0.0)).xyz;",
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"varyingUV = vertexUV;",
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"}"
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]
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],
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},
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shaderPair: function(v, f) {
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var i = Random.number(v.length);
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return {
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vertex: Utils.quote(v[i].join("\n")),
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fragment: Utils.quote(f[i].join("\n"))
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};
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},
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}
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