46 lines
		
	
	
		
			571 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			571 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
/**
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 * Full-screen textured quad shader
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 */
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const CopyShader = {
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	name: 'CopyShader',
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	uniforms: {
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		'tDiffuse': { value: null },
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		'opacity': { value: 1.0 }
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	},
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	vertexShader: /* glsl */`
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		varying vec2 vUv;
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		void main() {
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			vUv = uv;
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			gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
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		}`,
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	fragmentShader: /* glsl */`
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		uniform float opacity;
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		uniform sampler2D tDiffuse;
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		varying vec2 vUv;
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		void main() {
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			vec4 texel = texture2D( tDiffuse, vUv );
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			gl_FragColor = opacity * texel;
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		}`
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};
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export { CopyShader };
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