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fix(render): premultiply glow sprite color by alpha

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Kelsi 2026-03-14 06:10:20 -07:00
parent 93cc092ee1
commit 0b1ea464bb
1 changed files with 5 additions and 2 deletions
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7
assets/shaders/m2_particle.frag.glsl
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@ -25,6 +25,9 @@ void main() {
if (lum < 0.05) discard; if (lum < 0.05) discard;
} }
float edge = smoothstep(0.5, 0.4, length(p - 0.5)); // Soft circular falloff for point-sprite edges.
outColor = texColor * vColor * vec4(vec3(1.0), edge); float edge = 1.0 - smoothstep(0.4, 0.5, length(p - 0.5));
float alpha = texColor.a * vColor.a * edge;
vec3 rgb = texColor.rgb * vColor.rgb * alpha;
outColor = vec4(rgb, alpha);
} }