%PDF-
%PDF-
Mini Shell
Mini Shell
/**
* @author felixturner / http://airtight.cc/
*
* Mirror Shader
* Copies half the input to the other half
*
* side: side of input to mirror (0 = left, 1 = right, 2 = top, 3 = bottom)
*/
THREE.MirrorShader = {
uniforms: {
"tDiffuse": { type: "t", value: null },
"side": { type: "i", value: 1 }
},
vertexShader: [
"varying vec2 vUv;",
"void main() {",
"vUv = uv;",
"gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",
"}"
].join("\n"),
fragmentShader: [
"uniform sampler2D tDiffuse;",
"uniform int side;",
"varying vec2 vUv;",
"void main() {",
"vec2 p = vUv;",
"if (side == 0){",
"if (p.x > 0.5) p.x = 1.0 - p.x;",
"}else if (side == 1){",
"if (p.x < 0.5) p.x = 1.0 - p.x;",
"}else if (side == 2){",
"if (p.y < 0.5) p.y = 1.0 - p.y;",
"}else if (side == 3){",
"if (p.y > 0.5) p.y = 1.0 - p.y;",
"} ",
"vec4 color = texture2D(tDiffuse, p);",
"gl_FragColor = color;",
"}"
].join("\n")
};
Zerion Mini Shell 1.0