SL-10297: merge up to master at 6.4.3

1 files changed, 12 insertions, 10 deletions

diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
index 6ff860362c..c266f9732f 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
@@ -1,5 +1,5 @@
 /** 
- * @file atmosphericsHelpersV.glsl 
+ * @file class1\windlight\atmosphericsHelpersV.glsl 
  *
  * $LicenseInfo:firstyear=2005&license=viewerlgpl$
  * Second Life Viewer Source Code
@@ -23,33 +23,35 @@
  * $/LicenseInfo$
  */
  
-uniform vec4 sunlight_color_copy;
+uniform vec4 sunlight_color;
 uniform vec4 light_ambient;
+uniform int no_atmo;
 
-vec3 atmosAmbient(vec3 light)
+vec3 atmosAmbient()
 {
-	return light + light_ambient.rgb;
+    if (no_atmo == 1) return vec3(0.66);
+    return light_ambient.rgb;
 }
 
 vec3 atmosAffectDirectionalLight(float lightIntensity)
 {
-	return sunlight_color_copy.rgb * lightIntensity;
+    return sunlight_color.rgb * lightIntensity;
 }
 
 vec3 atmosGetDiffuseSunlightColor()
 {
-	return sunlight_color_copy.rgb;
+    return sunlight_color.rgb;
 }
 
 vec3 scaleDownLight(vec3 light)
 {
-	/* stub function for fallback compatibility on class1 hardware */
-	return light;
+    /* stub function for fallback compatibility on class1 hardware */
+    return light;
 }
 
 vec3 scaleUpLight(vec3 light)
 {
-	/* stub function for fallback compatibility on class1 hardware */
-	return light;
+    /* stub function for fallback compatibility on class1 hardware */
+    return light;
 }