1 files changed, 11 insertions, 7 deletions
diff --git a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl
index d27363a60c..fed3edf7de 100644
--- a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl
+++ b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl
@@ -32,11 +32,13 @@ out vec4 frag_color;
 in vec3 view_dir;
 
 uniform vec3 cameraPosLocal;
-uniform vec3 sun_direction;
+uniform vec3 sun_dir;
+uniform float sun_size;
 
 uniform sampler2D transmittance_texture;
 uniform sampler3D scattering_texture;
 uniform sampler3D mie_scattering_texture;
+uniform sampler2D irradiance_texture;
 
 vec3 GetSolarLuminance();
 vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 sun_dir, out vec3 transmittance);
@@ -49,20 +51,22 @@ void main()
 
     vec3 camPos = cameraPosLocal;
     vec3 transmittance;
-    vec3 radiance = GetSkyLuminance(camPos, view_direction, 0.0f, sun_direction, transmittance);
+    vec3 sky_illum;
+    vec3 radiance = GetSkyLuminance(camPos, view_direction, 0.0f, sun_dir, transmittance);
+    vec3 radiance2 = GetSunAndSkyIlluminance(camPos, view_direction, sun_dir, sky_illum);
 
-    radiance *= transmittance;
+    //radiance *= transmittance;
 
     // If the view ray intersects the Sun, add the Sun radiance.
-    if (dot(view_direction, sun_direction) >= sun_size.y)
+    if (dot(view_direction, sun_dir) >= sun_size)
     {
         radiance = radiance + transmittance * GetSolarLuminance();
     }
 
-    vec3 color = vec3(1.0) - exp(-radiance);
-    color = pow(color, vec3(1.0 / 2.2));
+    //vec3 color = vec3(1.0) - exp(-radiance);
+    //color = pow(color, vec3(1.0 / 2.2));
 
-    frag_color.rgb = color;
+    frag_color.rgb = radiance;
  
     frag_color.a = 1.0;
 }