MAINT-8951

Remove moon_dir related shader code causing sunlight shadow artifacting.

3 files changed, 6 insertions, 20 deletions

diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index 5046ede00d..1e2c49215f 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -67,7 +67,6 @@ uniform vec4 shadow_clip;
 uniform mat3 ssao_effect_mat;
 
 uniform vec3 sun_dir;
-uniform vec3 moon_dir;
 VARYING vec2 vary_fragcoord;
 
 uniform mat4 inv_proj;
@@ -117,9 +116,7 @@ void main()
 	float envIntensity = norm.z;
 	norm.xyz = decode_normal(norm.xy); // unpack norm
 		
-	float da_sun = max(dot(norm.xyz, sun_dir.xyz), 0.0);
-	float da_moon = max(dot(norm.xyz, moon_dir.xyz), 0.0);
-	float da = max(da_sun, da_moon);
+	float da = max(dot(norm.xyz, sun_dir.xyz), 0.0);
 
 	float light_gamma = 1.0/1.3;
 	da = pow(da, light_gamma);
@@ -170,9 +167,7 @@ void main()
 			// the old infinite-sky shiny reflection
 			//
 			
-			float sa_sun = dot(refnormpersp, sun_dir.xyz);
-			float sa_moon = dot(refnormpersp, moon_dir.xyz);
-			float sa = max(sa_sun, sa_moon);
+			float sa = dot(refnormpersp, sun_dir.xyz);
 			vec3 dumbshiny = sunlit*scol_ambocc.r*(texture2D(lightFunc, vec2(sa, spec.a)).r);
 			
 			// add the two types of shiny together
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
index 11ccdf638c..aa5e99a2f7 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl
@@ -59,7 +59,6 @@ uniform mat4 inv_proj;
 uniform vec2 screen_res;
 uniform vec2 proj_shadow_res;
 uniform vec3 sun_dir;
-uniform vec3 moon_dir;
 
 uniform vec2 shadow_res;
 uniform float shadow_bias;
@@ -140,14 +139,10 @@ void main()
 	}*/
 	
 	float shadow = 0.0;
-    float da_sun = dot(norm, sun_dir.xyz);
-    float da_moon = dot(norm, moon_dir.xyz);
-    float da = max(da_sun, da_moon);
-
-	float dp_directional_light = max(0.0, da);
+	float dp_directional_light = max(0.0, dot(norm, sun_dir.xyz));
 	
 	vec3 shadow_pos = pos.xyz;
-	vec3 offset = ((da_sun > da_moon) ? sun_dir.xyz  : moon_dir.xyz) * (1.0-dp_directional_light);
+	vec3 offset = sun_dir.xyz * (1.0-dp_directional_light);
 	
 	vec4 spos = vec4(shadow_pos+offset*shadow_offset, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
index 4fccb1d33c..58f3f2f91e 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl
@@ -59,7 +59,6 @@ uniform mat4 inv_proj;
 uniform vec2 screen_res;
 uniform vec2 proj_shadow_res;
 uniform vec3 sun_dir;
-uniform vec3 moon_dir;
 
 uniform vec2 shadow_res;
 
@@ -201,13 +200,10 @@ void main()
 	}*/
 	
 	float shadow = 0.0;
-    float da_sun = dot(norm, sun_dir.xyz);
-    float da_moon = dot(norm, moon_dir.xyz);
-    float da = max(da_sun, da_moon);
-	float dp_directional_light = max(0.0, da);
+	float dp_directional_light = max(0.0, dot(norm, sun_dir.xyz));
 	
 	vec3 shadow_pos = pos.xyz;
-	vec3 offset = ((da_sun > da_moon) ? sun_dir.xyz : moon_dir.xyz) * (1.0-dp_directional_light);
+	vec3 offset = sun_dir.xyz * (1.0-dp_directional_light);
 	
 	vec4 spos = vec4(shadow_pos+offset*shadow_offset, 1.0);