OrdinaryMagician/vkdoom_m
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Fix culling bug

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Magnus Norddahl 2024-09-16 02:04:23 +02:00
commit 5992fa44dd
1 changed files with 3 additions and 0 deletions
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3
wadsrc/static/shaders/scene/comp_lighttiles.glsl
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@ -89,6 +89,9 @@ void main()
bool isLightVisible(Tile tile, vec3 lightPos, float lightRadius)
{
// Negative Z go into the screen, but zminmax is positive Z
lightPos.z = -lightPos.z;
// aabb/sphere test for the light
vec3 e = max(tile.aabbMin - lightPos, 0.0f) + max(lightPos - tile.aabbMax, 0.0f);
return dot(e, e) <= lightRadius * lightRadius;