2 files changed, 22 insertions, 12 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index c8f4d7c570..251e60c59e 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -202,7 +202,8 @@ void main()
 #endif
 
 #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND)
-    vec3 gamma_diff = linear_to_srgb(diffcol.rgb);
+    vec3 gamma_diff = diffcol.rgb;
+    diffcol.rgb = srgb_to_linear(diffcol.rgb);
 #endif
 
 #if HAS_SPECULAR_MAP
@@ -280,20 +281,17 @@ void main()
           final_da = min(final_da, 1.0f);
           final_da = pow(final_da, display_gamma);
 
-    col.rgb = (col * 0.5) + amblit;
+    col.rgb = amblit;
     
     float ambient = min(abs(final_da), 1.0);
     ambient *= 0.5;
     ambient *= ambient;
     ambient = (1.0-ambient);
 
-    col.rgb *= ambient;
-
-    col.rgb = col.rgb + (final_da * sunlit);
-
+    col.rgb *= min(ambient, max(shadow,0.3));
+    col.rgb += (final_da * sunlit);
     col.rgb *= gamma_diff.rgb;
     
-
     float glare = 0.0;
 
     if (spec.a > 0.0) // specular reflection
@@ -315,6 +313,7 @@ void main()
         col += spec_contrib;
     }
 
+vec3 post_spec = col.rgb;
 
     col = mix(col.rgb, diffcol.rgb, diffuse.a);
 
@@ -337,6 +336,8 @@ void main()
     col = atmosFragLighting(col, additive, atten);
     col = scaleSoftClipFrag(col);
 
+vec3 post_atmo= col.rgb;
+
     vec3 npos = normalize(-pos.xyz);
             
     vec3 light = vec3(0,0,0);
@@ -353,18 +354,24 @@ void main()
 
     col.rgb += light.rgb;
 
+vec3 post_lighting = col.rgb;
+
     glare = min(glare, 1.0);
     float al = max(diffcol.a,glare)*vertex_color.a;
 
     //convert to gamma space for display on screen
     col.rgb = linear_to_srgb(col.rgb);
 
+vec3 post_srgb = col.rgb;
+
 #ifdef WATER_FOG
     vec4 temp = applyWaterFogView(pos, vec4(col.rgb, al));
     col.rgb = temp.rgb;
     al = temp.a;
 #endif
 
+//col.rgb = post_lighting;
+
     frag_color.rgb = col.rgb;
     frag_color.a   = al;
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
index 5cc24475e3..ad96c84de8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
@@ -49,8 +49,8 @@ uniform int sun_up_factor;
 float pcfShadow(sampler2DShadow shadowMap, vec3 norm, vec4 stc, float bias_mul, vec2 pos_screen, vec3 light_dir)
 {
     stc.xyz /= stc.w;
-    stc.z += shadow_bias * bias_mul* 2.0;
-    stc.x = floor(stc.x*shadow_res.x + fract(stc.y*pos_screen.y*pos_screen.x))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here
+    stc.z += shadow_bias * bias_mul * 2.0;
+    stc.x = floor(stc.x*shadow_res.x + fract(stc.y*shadow_res.y))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here
     
     float cs = shadow2D(shadowMap, stc.xyz).x;
     float shadow = cs * 4.0;
@@ -90,7 +90,9 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen)
           dp_directional_light = clamp(dp_directional_light, 0.0, 1.0);
 
     vec3 shadow_pos = pos.xyz;
-    vec3 offset = abs(light_dir.xyz) * (1.0 - dp_directional_light* 0.8);
+
+    vec3 offset = light_dir.xyz * (1.0 - dp_directional_light);
+
     shadow_pos += offset * shadow_offset;
 
     vec4 spos = vec4(shadow_pos.xyz, 1.0);
@@ -109,7 +111,7 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen)
             
             float w = 1.0;
             w -= max(spos.z-far_split.z, 0.0)/transition_domain.z;
-            shadow += pcfShadow(shadowMap3, norm, lpos, 4.0, pos_screen, light_dir)*w;
+            shadow += pcfShadow(shadowMap3, norm, lpos, 1.0, pos_screen, light_dir)*w;
             weight += w;
             shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0);
         }
@@ -121,7 +123,7 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen)
             float w = 1.0;
             w -= max(spos.z-far_split.y, 0.0)/transition_domain.y;
             w -= max(near_split.z-spos.z, 0.0)/transition_domain.z;
-            shadow += pcfShadow(shadowMap2, norm, lpos, 2.0, pos_screen, light_dir)*w;
+            shadow += pcfShadow(shadowMap2, norm, lpos, 1.0, pos_screen, light_dir)*w;
             weight += w;
         }
 
@@ -153,6 +155,7 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen)
     {
         return 1.0f; // lit beyond the far split...
     }
+    shadow = min(dp_directional_light,shadow);
     return shadow;
 }