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Fix blending of quad's border with background

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Co-Authored-By: Nathan Sobo <nathan@zed.dev>
This commit is contained in:
Antonio Scandurra 2022-01-26 17:06:20 +01:00
parent 3f6960bd34
commit dedd5d63fb
1 changed files with 4 additions and 12 deletions
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16
crates/gpui/src/platform/mac/shaders/shaders.metal
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@ -66,21 +66,13 @@ float4 quad_sdf(QuadFragmentInput input) {
border_width = vertical_border;
}
float4 color;
if (border_width == 0.) {
color = input.background_color;
} else {
float4 border_color = float4(mix(float3(input.background_color), float3(input.border_color), input.border_color.a), 1.);
float4 color = input.background_color * float4(1., 1., 1., saturate(0.5 - distance));
if (border_width != 0.) {
float inset_distance = distance + border_width;
color = mix(
border_color,
input.background_color,
saturate(0.5 - inset_distance)
);
color = mix(input.border_color, color, saturate(0.5 - inset_distance));
}
float4 coverage = float4(1., 1., 1., saturate(0.5 - distance));
return coverage * color;
return color;
}
vertex QuadFragmentInput quad_vertex(