SL-10181, SL-10546

Fix distortion map rendering in deferred mode not including underwater fog effects.

Fix distortion map rendering not including post-deferred content at all.

Fix distortion map rendering not including anything but sky when camera is underwater.

Update sun_up_factor/sunmoon_glow_factor uniforms even when sun disc isn't in use.

5 files changed, 88 insertions, 76 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index 9883ece648..1ba10fa8b7 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -215,11 +215,11 @@ void main()
     // keep it linear
     //
     color.rgb += light.rgb;
+#endif
 
 #ifdef WATER_FOG
     color = applyWaterFogView(pos.xyz, color);
 #endif
-#endif
 
     frag_color = color;
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
index 0cd90b0d97..d7b2a9cc8e 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl
@@ -37,29 +37,38 @@ uniform sampler2D detail_2;
 uniform sampler2D detail_3;
 uniform sampler2D alpha_ramp;
 
+VARYING vec3 pos;
 VARYING vec3 vary_normal;
 VARYING vec4 vary_texcoord0;
 VARYING vec4 vary_texcoord1;
 
 vec2 encode_normal(vec3 n);
 
+#ifdef WATER_FOG
+vec4 applyWaterFogView(vec3 pos, vec4 c);
+#endif
+
 void main()
 {
-	/// Note: This should duplicate the blending functionality currently used for the terrain rendering.
-	
-	vec4 color0 = texture2D(detail_0, vary_texcoord0.xy);
-	vec4 color1 = texture2D(detail_1, vary_texcoord0.xy);
-	vec4 color2 = texture2D(detail_2, vary_texcoord0.xy);
-	vec4 color3 = texture2D(detail_3, vary_texcoord0.xy);
+    /// Note: This should duplicate the blending functionality currently used for the terrain rendering.
+    
+    vec4 color0 = texture2D(detail_0, vary_texcoord0.xy);
+    vec4 color1 = texture2D(detail_1, vary_texcoord0.xy);
+    vec4 color2 = texture2D(detail_2, vary_texcoord0.xy);
+    vec4 color3 = texture2D(detail_3, vary_texcoord0.xy);
+
+    float alpha1 = texture2D(alpha_ramp, vary_texcoord0.zw).a;
+    float alpha2 = texture2D(alpha_ramp,vary_texcoord1.xy).a;
+    float alphaFinal = texture2D(alpha_ramp, vary_texcoord1.zw).a;
+    vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal );
+    
+#ifdef WATER_FOG
+    outColor = applyWaterFogView(pos.xyz, outColor);
+#endif
 
-	float alpha1 = texture2D(alpha_ramp, vary_texcoord0.zw).a;
-	float alpha2 = texture2D(alpha_ramp,vary_texcoord1.xy).a;
-	float alphaFinal = texture2D(alpha_ramp, vary_texcoord1.zw).a;
-	vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal );
-	
-	frag_data[0] = vec4(outColor.rgb, 0.0);
-	frag_data[1] = vec4(0,0,0,0);
-	vec3 nvn = normalize(vary_normal);
-	frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
+    frag_data[0] = vec4(outColor.rgb, 0.0);
+    frag_data[1] = vec4(0,0,0,0);
+    vec3 nvn = normalize(vary_normal);
+    frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl
index 5effee4e4e..04fdc18b78 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl
@@ -33,8 +33,8 @@ ATTRIBUTE vec4 diffuse_color;
 ATTRIBUTE vec2 texcoord0;
 ATTRIBUTE vec2 texcoord1;
 
+VARYING vec3 pos;
 VARYING vec3 vary_normal;
-
 VARYING vec4 vary_texcoord0;
 VARYING vec4 vary_texcoord1;
 
@@ -43,31 +43,35 @@ uniform vec4 object_plane_t;
 
 vec4 texgen_object(vec4  vpos, vec4 tc, mat4 mat, vec4 tp0, vec4 tp1)
 {
-	vec4 tcoord;
-	
-	tcoord.x = dot(vpos, tp0);
-	tcoord.y = dot(vpos, tp1);
-	tcoord.z = tc.z;
-	tcoord.w = tc.w;
-	
-	tcoord = mat * tcoord; 
-	
-	return tcoord; 
+    vec4 tcoord;
+    
+    tcoord.x = dot(vpos, tp0);
+    tcoord.y = dot(vpos, tp1);
+    tcoord.z = tc.z;
+    tcoord.w = tc.w;
+    
+    tcoord = mat * tcoord; 
+    
+    return tcoord; 
 }
 
 void main()
 {
-	//transform vertex
-	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
-			
-	vary_normal = normalize(normal_matrix * normal);
-	
-	// Transform and pass tex coords
- 	vary_texcoord0.xy = texgen_object(vec4(position, 1.0), vec4(texcoord0,0,1), texture_matrix0, object_plane_s, object_plane_t).xy;
-	
-	vec4 t = vec4(texcoord1,0,1);
-	
-	vary_texcoord0.zw = t.xy;
-	vary_texcoord1.xy = t.xy-vec2(2.0, 0.0);
-	vary_texcoord1.zw = t.xy-vec2(1.0, 0.0);
+    //transform vertex
+    vec4 pre_pos = vec4(position.xyz, 1.0);
+    vec4 t_pos = modelview_projection_matrix * pre_pos;
+
+    gl_Position = t_pos;
+    pos = t_pos.xyz;
+
+    vary_normal = normalize(normal_matrix * normal);
+    
+    // Transform and pass tex coords
+    vary_texcoord0.xy = texgen_object(vec4(position, 1.0), vec4(texcoord0,0,1), texture_matrix0, object_plane_s, object_plane_t).xy;
+    
+    vec4 t = vec4(texcoord1,0,1);
+    
+    vary_texcoord0.zw = t.xy;
+    vary_texcoord1.xy = t.xy-vec2(2.0, 0.0);
+    vary_texcoord1.zw = t.xy-vec2(1.0, 0.0);
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
index ee028d8194..be5e3538a7 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl
@@ -156,7 +156,6 @@ void main()
     
     //mix with reflection
     // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug
-    refcol.rgb = pow(refcol.rgb, vec3(0.45)); // boost the reflect color a little to get stars to show up SL-1475
     color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999);
     
     vec4 pos = vary_position;
diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
index 68ce2843d0..856924b1e5 100644
--- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
+++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl
@@ -34,46 +34,46 @@ vec3 getPositionEye();
 
 vec4 applyWaterFogView(vec3 pos, vec4 color)
 {
-	vec3 view = normalize(pos);
-	//normalize view vector
-	float es = -(dot(view, waterPlane.xyz));
+    vec3 view = normalize(pos);
+    //normalize view vector
+    float es = -(dot(view, waterPlane.xyz));
 
-	//find intersection point with water plane and eye vector
-	
-	//get eye depth
-	float e0 = max(-waterPlane.w, 0.0);
-	
-	vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
-	
-	//get object depth
-	float depth = length(pos - int_v);
-		
-	//get "thickness" of water
-	float l = max(depth, 0.1);
+    //find intersection point with water plane and eye vector
+    
+    //get eye depth
+    float e0 = max(-waterPlane.w, 0.0);
+    
+    vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0);
+    
+    //get object depth
+    float depth = length(pos - int_v);
+        
+    //get "thickness" of water
+    float l = max(depth, 0.1);
 
-	float kd = waterFogDensity;
-	float ks = waterFogKS;
-	vec4 kc = waterFogColor;
-	
-	float F = 0.98;
-	
-	float t1 = -kd * pow(F, ks * e0);
-	float t2 = kd + ks * es;
-	float t3 = pow(F, t2*l) - 1.0;
-	
-	float L = min(t1/t2*t3, 1.0);
-	
-	float D = pow(0.98, l*kd);
-	
-	color.rgb = color.rgb * D + kc.rgb * L;
-	color.a = kc.a + color.a;
-	
-	return color;
+    float kd = waterFogDensity;
+    float ks = waterFogKS;
+    vec4 kc = waterFogColor;
+    
+    float F = 0.98;
+    
+    float t1 = -kd * pow(F, ks * e0);
+    float t2 = kd + ks * es;
+    float t3 = pow(F, t2*l) - 1.0;
+    
+    float L = min(t1/t2*t3, 1.0);
+    
+    float D = pow(0.98, l*kd);
+    
+    color.rgb = color.rgb * D + kc.rgb * L;
+    color.a = kc.a + color.a;
+
+    return color;
 }
 
 vec4 applyWaterFog(vec4 color)
 {
-	//normalize view vector
-        return applyWaterFogView(getPositionEye(), color);
+    //normalize view vector
+    return applyWaterFogView(getPositionEye(), color);
 }