Zacharias-Brohn
9 lines
227 B
GLSL
9 lines
227 B
GLSL
precision highp float;
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varying vec2 v_texcoord;
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uniform sampler2D tex;
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void main() {
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vec4 pixColor = texture2D(tex, v_texcoord);
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gl_FragColor = vec4(1.0 - pixColor.r, 1.0 - pixColor.g, 1.0 - pixColor.b, pixColor.a);
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}
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