12 lines
331 B
GLSL
12 lines
331 B
GLSL
precision mediump float;
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varying vec2 vUV;
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uniform sampler2D tex;
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uniform float highPassThreshold;
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void main() {
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vec4 color = texture2D(tex, vUV);
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if (color.r < highPassThreshold) color.r = 0.0;
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if (color.g < highPassThreshold) color.g = 0.0;
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if (color.b < highPassThreshold) color.b = 0.0;
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gl_FragColor = color;
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}
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