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shaders: minor premultiplication fixes

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This commit is contained in:
Vaxry 2023-08-18 22:07:28 +02:00
parent 37a211a2ae
commit 3d9545d2e0
2 changed files with 6 additions and 5 deletions
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7
src/render/shaders/Border.hpp
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@ -109,11 +109,14 @@ void main() {
discard;
}
if (pixColor[3] == 0.0)
if (additionalAlpha == 0.0)
discard;
pixColor = getColorForCoord(v_texcoord);
pixColor.rgb *= pixColor[3];
gl_FragColor = pixColor * alpha * additionalAlpha;
pixColor *= alpha * additionalAlpha;
gl_FragColor = pixColor;
}
)#";

4
src/render/shaders/Shadow.hpp
View file

@ -79,9 +79,7 @@ void main() {
}
// premultiply
pixColor[0] *= pixColor[3];
pixColor[1] *= pixColor[3];
pixColor[2] *= pixColor[3];
pixColor.rgb *= pixColor[3];
gl_FragColor = pixColor;
})#";