Changeset 3002 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/tonemap.cg

Timestamp:

10/03/08 17:16:48 (16 years ago)

Author:

mattausch

Message:

started using downsampling

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/tonemap.cg (modified) (1 diff)

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

@@ -22 +22 @@
 float4 DownSample(frag IN,
                                   uniform sampler2D colors,
-                                  float2 downSampleOffs[16]) : COLOR
+                                  float2 downSampleOffs[4]) : COLOR
 {    
     float4 average = .0f;
 
-    for(int i = 0; i < 16; ++ i)
+    for(int i = 0; i < 4; ++ i)
     {
         average += tex2D(colors, IN.texCoord + downSampleOffs[i]);
     }
         
-    average *= 1.0f / 16.0f;
+    average *= 1.0f / 4.0f;
 
     return average;