three 基础库
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

44 lines
658 B

/**
* Pixelation shader
*/
const PixelShader = {
uniforms: {
'tDiffuse': { value: null },
'resolution': { value: null },
'pixelSize': { value: 1 },
},
vertexShader: /* glsl */`
varying highp vec2 vUv;
void main() {
vUv = uv;
gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,
fragmentShader: /* glsl */`
uniform sampler2D tDiffuse;
uniform float pixelSize;
uniform vec2 resolution;
varying highp vec2 vUv;
void main(){
vec2 dxy = pixelSize / resolution;
vec2 coord = dxy * floor( vUv / dxy );
gl_FragColor = texture2D(tDiffuse, coord);
}`
};
export { PixelShader };