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GPU: Apply dither pattern more correctly at higher resolutions

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Connor McLaughlin 2019-11-01 23:17:50 +10:00
parent 3aa4219067
commit bbd7798ca4
1 changed files with 1 additions and 1 deletions
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src/core/gpu_hw.cpp
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@ -286,7 +286,7 @@ vec4 ApplyDithering(vec4 col)
ivec3 icol = ivec3(col.rgb * vec3(255.0, 255.0, 255.0)); ivec3 icol = ivec3(col.rgb * vec3(255.0, 255.0, 255.0));
// apply dither // apply dither
ivec2 fc = ivec2(gl_FragCoord.xy) & ivec2(3, 3); ivec2 fc = (ivec2(gl_FragCoord.xy) / ivec2(RESOLUTION_SCALE, RESOLUTION_SCALE)) & ivec2(3, 3);
int offset = s_dither_values[fc.y * 4 + fc.x]; int offset = s_dither_values[fc.y * 4 + fc.x];
icol += ivec3(offset, offset, offset); icol += ivec3(offset, offset, offset);