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fix TerritoryWebGLRenderer premultiplied alpha

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This commit is contained in:
scamiv
2025-12-03 18:05:57 +01:00
parent cc87441a58
commit f1fe5549dc
1 changed files with 6 additions and 4 deletions
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src/client/graphics/layers/TerritoryWebGLRenderer.ts
+6 -4
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@@ -399,7 +399,7 @@ export class TerritoryWebGLRenderer {
}
gl.enable(gl.BLEND);
gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
gl.viewport(0, 0, this.canvas.width, this.canvas.height);
}
@@ -868,7 +868,9 @@ export class TerritoryWebGLRenderer {
if (owner == 0u) {
if (hasFallout) {
outColor = vec4(u_fallout.rgb, u_alpha);
vec3 color = u_fallout.rgb;
float a = u_alpha;
outColor = vec4(color * a, a);
} else {
outColor = vec4(0.0);
}
@@ -905,7 +907,7 @@ export class TerritoryWebGLRenderer {
: 1.0;
color = mix(color, u_hoverHighlightColor, u_hoverHighlightStrength * pulse);
}
outColor = vec4(color, a);
outColor = vec4(color * a, a);
return;
}
@@ -953,7 +955,7 @@ export class TerritoryWebGLRenderer {
color = mix(color, u_hoverHighlightColor, u_hoverHighlightStrength * pulse);
}
outColor = vec4(color, a);
outColor = vec4(color * a, a);
}
`;