50 lines
861 B
JavaScript
50 lines
861 B
JavaScript
const MirrorShader = {
|
|
uniforms: {
|
|
tDiffuse: { value: null },
|
|
side: { value: 1 }
|
|
},
|
|
vertexShader: (
|
|
/* glsl */
|
|
`
|
|
varying vec2 vUv;
|
|
|
|
void main() {
|
|
|
|
vUv = uv;
|
|
gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
|
|
|
|
}
|
|
`
|
|
),
|
|
fragmentShader: (
|
|
/* glsl */
|
|
`
|
|
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;
|
|
|
|
}
|
|
`
|
|
)
|
|
};
|
|
export {
|
|
MirrorShader
|
|
};
|
|
//# sourceMappingURL=MirrorShader.js.map
|