DRTVWR-559 Fix for off-color fullbright alpha blinn-phong materials. Scrub some NaNs.

1 files changed, 2 insertions, 1 deletions

diff --git a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
index 77e3b92385..ba19fe0f19 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/materialF.glsl
@@ -49,6 +49,7 @@ void calcHalfVectors(vec3 lv, vec3 n, vec3 v, out vec3 h, out vec3 l, out float
 vec3 srgb_to_linear(vec3 cs);
 vec3 linear_to_srgb(vec3 cs);
 vec3 legacy_adjust(vec3 c);
+vec3 legacy_adjust_fullbright(vec3 c);
 
 #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
 
@@ -396,7 +397,7 @@ void main()
     }
 #endif
 
-    color = mix(color.rgb, diffcol.rgb, emissive);
+    color = mix(color.rgb, legacy_adjust_fullbright(diffcol.rgb), emissive);
 
     if (env > 0.0)
     {  // add environmentmap