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Ensure nightRatio is greater than zero in object shader

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This commit is contained in:
Dmitry Kostenko
2022-02-13 19:45:34 +01:00
committed by x2048
parent 8f652f4e31
commit e531c59606
1 changed files with 1 additions and 1 deletions
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client/shaders/object_shader/opengl_fragment.glsl
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@@ -508,7 +508,7 @@ void main(void)
// turns out that nightRatio falls off much faster than
// actual brightness of artificial light in relation to natual light.
// Power ratio was measured on torches in MTG (brightness = 14).
float adjusted_night_ratio = pow(nightRatio, 0.6);
float adjusted_night_ratio = pow(max(0.0, nightRatio), 0.6);
// cosine of the normal-to-light angle when
// we start to apply self-shadowing