simsite/frontend/node_modules/three-stdlib/shaders/DOFMipMapShader.js

const DOFMipMapShader = {
  uniforms: {
    tColor: { value: null },
    tDepth: { value: null },
    focus: { value: 1 },
    maxblur: { value: 1 }
  },
  vertexShader: (
    /* glsl */
    `
    varying vec2 vUv;

    void main() {

    	vUv = uv;
    	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

    }
  `
  ),
  fragmentShader: (
    /* glsl */
    `
    uniform float focus;
    uniform float maxblur;

    uniform sampler2D tColor;
    uniform sampler2D tDepth;

    varying vec2 vUv;

    void main() {

    	vec4 depth = texture2D( tDepth, vUv );

    	float factor = depth.x - focus;

    	vec4 col = texture2D( tColor, vUv, 2.0 * maxblur * abs( focus - depth.x ) );

    	gl_FragColor = col;
    	gl_FragColor.a = 1.0;

    }
  `
  )
};
export {
  DOFMipMapShader
};
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