Changeset 2825 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders

Timestamp:

07/09/08 03:05:23 (16 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/deferred.cg (modified) (3 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/deferred.cg

@@ -1 +1 @@
 #define NUM_SAMPLES 12
-//#define SAMPLE_INTENSITY 0.4f
-#define SAMPLE_INTENSITY 0.7f
+#define SAMPLE_INTENSITY 1.2f
+//#define SAMPLE_INTENSITY 0.7f
 #define AREA_SIZE 5e-1f
 
@@ -102 +102 @@
     float2 offsetTransformed = rotate(offset, noise);
     //float2 offsetTransformed = reflect(offset, noise);
-
-    //offsetTransformed.x = noise.r * offset.x - noise.g * offset.y;
-    //offsetTransformed.y = noise.g * offset.x + noise.r * offset.y;
-                
+               
     // weight with projected coordinate to reach similar kernel size for near and far
     float2 texcoord = IN.texCoord.xy + offsetTransformed * AREA_SIZE * w;
@@ -118 +115 @@
     float cos_angle = dot(direction_to_sample, currentNormal);
     cos_angle = max(cos_angle, 0.0f);
-    
+    cos_angle *= cos_angle;
+
     // distance between current position and sample position controls AO intensity.
-    //const float maxdist = 2e-1f;
+    //const float maxdist = 4e-1f;
     const float maxdist = 5e-1f;