- fix artifact in PCF filter when the texture coordinate wraps

2018-10-05 21:30:16 +02:00 · 2018-10-05 21:30:16 +02:00 · 8ea74770fd
parent 9cffc29134
commit 8ea74770fd
1 changed files with 1 additions and 1 deletions
--- a/wadsrc/static/shaders/glsl/main.fp
+++ b/wadsrc/static/shaders/glsl/main.fp
@ -248,7 +248,7 @@ float sampleShadowmapPCF(vec3 planePoint, float v)
 	texelPos -= step_count + 0.5;
 	for (float x = -step_count; x <= step_count; x++)
 	{
-		float u = texelPos / scale;
+		float u = fract(texelPos / scale);
 		vec2 dir = shadowUToDir(u);

 		ray.x = dir.x;