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Merge branch 'linearbloom' into 'master'

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Avoid negative base pow UB in linear bloom

See merge request OpenMW/openmw!4702
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psi29a 2025-06-03 06:40:40 +00:00
commit a74b6690a7
1 changed files with 3 additions and 2 deletions
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files/data/shaders/bloomlinear.omwfx
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@ -80,8 +80,9 @@ shared {
radius = max(radius, 0.1); radius = max(radius, 0.1);
// hack: make the radius wider on the screen edges // hack: make the radius wider on the screen edges
// (makes things in the corner of the screen look less "wrong" with not-extremely-low FOVs) // (makes things in the corner of the screen look less "wrong" with not-extremely-low FOVs)
radius *= pow(texcoord.x*2.0-1.0, 2.0)+1.0; texcoord = texcoord * 2.0 - vec2(1.0);
radius *= pow(texcoord.y*2.0-1.0, 2.0)+1.0; radius *= texcoord.x * texcoord.x + 1.0;
radius *= texcoord.y * texcoord.y + 1.0;
return radius; return radius;
} }
vec3 powv(vec3 a, float x) vec3 powv(vec3 a, float x)