#731 Fix for divide by zero when haze density set to zero (#1085)

1 files changed, 1 insertions, 1 deletions

diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
index 8769cc0239..40b7f9cf0e 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl
@@ -66,7 +66,7 @@ void calcAtmosphericVars(vec3 inPositionEye, vec3 light_dir, float ambFactor, ou
     // I had thought blue_density and haze_density should have equal weighting,
     // but attenuation due to haze_density tends to seem too strong
 
-    vec3 combined_haze = blue_density + vec3(haze_density);
+    vec3 combined_haze = max(blue_density + vec3(haze_density), vec3(1e-6));
     vec3 blue_weight   = blue_density / combined_haze;
     vec3 haze_weight   = vec3(haze_density) / combined_haze;