From 367d6212ae9e18c398c25fe9e11646bfc801fd90 Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Fri, 4 Nov 2011 17:07:40 -0500
Subject: SH-2652 Better DoF combine foo

---
 indra/newview/app_settings/settings.xml                      | 12 ++++++++++++
 indra/newview/app_settings/shaders/class1/deferred/cofF.glsl |  3 ++-
 .../app_settings/shaders/class1/deferred/dofCombineF.glsl    |  5 ++++-
 .../app_settings/shaders/class1/deferred/postDeferredF.glsl  |  5 +++--
 4 files changed, 21 insertions(+), 4 deletions(-)

(limited to 'indra/newview/app_settings')

diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index fb73ddf219..d057323e51 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -1392,6 +1392,18 @@
     <real>0.5</real>
   </map>
 
+  <key>CameraMaxCoF</key>
+  <map>
+    <key>Comment</key>
+    <string>Maximum camera circle of confusion for DoF effect</string>
+    <key>Persist</key>
+    <integer>1</integer>
+    <key>Type</key>
+    <string>F32</string>
+    <key>Value</key>
+    <real>10.0</real>
+  </map>
+
   <key>CameraFNumber</key>
   <map>
     <key>Comment</key>
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl
index 81f00f7d0f..56fa4e693b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl
@@ -39,6 +39,7 @@ uniform float focal_distance;
 uniform float blur_constant;
 uniform float tan_pixel_angle;
 uniform float magnification;
+uniform float max_cof;
 
 uniform mat4 inv_proj;
 uniform vec2 screen_res;
@@ -78,7 +79,7 @@ void main()
 	vec4 diff = texture2DRect(diffuseRect, vary_fragcoord.xy);
 	
 	float sc = calc_cof(depth);
-	sc = min(abs(sc), 10.0);
+	sc = min(abs(sc), max_cof);
 	
 	vec4 bloom = texture2D(bloomMap, vary_fragcoord.xy/screen_res);
 	gl_FragColor.rgb = diff.rgb + bloom.rgb;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl b/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
index de0c70cfe9..c639f25fc6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
@@ -35,6 +35,8 @@ uniform sampler2DRect lightMap;
 uniform mat4 inv_proj;
 uniform vec2 screen_res;
 
+uniform float max_cof;
+
 VARYING vec2 vary_fragcoord;
 
 void main() 
@@ -45,5 +47,6 @@ void main()
 	
 	vec4 diff = texture2DRect(lightMap, vary_fragcoord.xy);
 
-	gl_FragColor = mix(diff, dof, diff.a);
+	float a = min(diff.a * max_cof*0.125, 1.0);
+	gl_FragColor = mix(diff, dof, a);
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
index 1db638b943..629648ddc3 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
@@ -33,6 +33,7 @@ uniform sampler2DRect diffuseRect;
 
 uniform mat4 inv_proj;
 uniform vec2 screen_res;
+uniform float max_cof;
 
 VARYING vec2 vary_fragcoord;
 
@@ -40,7 +41,7 @@ void dofSample(inout vec4 diff, inout float w, float min_sc, vec2 tc)
 {
 	vec4 s = texture2DRect(diffuseRect, tc);
 
-	float sc = s.a*10.0;
+	float sc = s.a*max_cof;
 
 	if (sc > min_sc) //sampled pixel is more "out of focus" than current sample radius
 	{
@@ -64,7 +65,7 @@ void main()
 	{ 
 		float w = 1.0;
 		
-		float sc = diff.a*10.0;
+		float sc = diff.a*max_cof;
 				
 		float PI = 3.14159265358979323846264;
 
-- 
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