diff options
Diffstat (limited to 'source/blender/draw/intern/shaders/common_math_lib.glsl')
| -rw-r--r-- | source/blender/draw/intern/shaders/common_math_lib.glsl | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/source/blender/draw/intern/shaders/common_math_lib.glsl b/source/blender/draw/intern/shaders/common_math_lib.glsl index d02fd27f35f..0344b977139 100644 --- a/source/blender/draw/intern/shaders/common_math_lib.glsl +++ b/source/blender/draw/intern/shaders/common_math_lib.glsl @@ -128,6 +128,12 @@ vec3 normalize_len(vec3 v, out float len) return v / len; } +vec4 safe_color(vec4 c) +{ + /* Clamp to avoid black square artifacts if a pixel goes NaN. */ + return clamp(c, vec4(0.0), vec4(1e20)); /* 1e20 arbitrary. */ +} + /** \} */ /* ---------------------------------------------------------------------- */ |