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Minor simplification.
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@ -62,7 +62,7 @@ void Machine::setup_output(float aspect_ratio)
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"vec3 rgb_sample(usampler2D sampler, vec2 coordinate, vec2 icoordinate)"
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"vec3 rgb_sample(usampler2D sampler, vec2 coordinate, vec2 icoordinate)"
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"{"
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"{"
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"uint texValue = texture(sampler, coordinate).r;"
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"uint texValue = texture(sampler, coordinate).r;"
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"texValue >>= 4 - (int(icoordinate.x * 2) & 1)*4;"
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"texValue >>= 4 - (int(icoordinate.x * 8) & 4);"
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"return vec3( uvec3(texValue) & uvec3(4u, 2u, 1u));"
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"return vec3( uvec3(texValue) & uvec3(4u, 2u, 1u));"
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// "return vec3(1.0);"
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// "return vec3(1.0);"
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"}");
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"}");
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