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31 lines
762 B
GLSL
31 lines
762 B
GLSL
// Author @patriciogv - 2015
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// http://patriciogonzalezvivo.com
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#ifdef GL_ES
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precision mediump float;
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#endif
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uniform sampler2D u_tex0;
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uniform sampler2D u_tex1;
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uniform float u_time;
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uniform vec2 u_mouse;
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uniform vec2 u_resolution;
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void main (void) {
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vec2 st = gl_FragCoord.xy/u_resolution.xy;
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vec3 color = vec3(0.);
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vec3 colorA = texture2D(u_tex0,st).rgb;
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vec3 colorB = texture2D(u_tex1,st).rgb;
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color = colorA+colorB; // Add
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// color = colorA-colorB; // Diff
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// color = abs(colorA-colorB); // Abs Diff
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// color = colorA*colorB; // Mult
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// color = colorA/colorB; // Div
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// color = max(colorA,colorB); // Ligther
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// color = min(colorA,colorB); // Darker
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gl_FragColor = vec4(color,1.0);
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}
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