thing_web/public/cdn/three/CopyShader.js

(function () {
  /**
   * Full-screen textured quad shader
   */
  const CopyShader = {
    uniforms: {
      tDiffuse: {
        value: null
      },
      opacity: {
        value: 1.0
      }
    },
    vertexShader:
      /* glsl */
      `
		varying vec2 vUv;
		void main() {
			vUv = uv;
			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
		}`,
    fragmentShader:
      /* glsl */
      `
		uniform float opacity;
		uniform sampler2D tDiffuse;
		varying vec2 vUv;
		void main() {
			gl_FragColor = texture2D( tDiffuse, vUv );
			gl_FragColor.a *= opacity;
		}`
  };

  THREE.CopyShader = CopyShader;
})();