Changeset 2373 for GTP/trunk/App/Demos/Illum/Ogre/Media/materials

Timestamp:

05/14/07 11:03:30 (18 years ago)

Author:

szirmay

Message:

 

File:

• GTP/trunk/App/Demos/Illum/Ogre/Media/materials/programs/GameTools_Blur.hlsl (modified) (2 diffs)

GTP/trunk/App/Demos/Illum/Ogre/Media/materials/programs/GameTools_Blur.hlsl

@@ -24 +24 @@
                         uniform float height ) : COLOR
 {  
-
+/*
   float2 pixel = float2(1.0 / width, 1.0 / height);
   float2 uv = IN.Position + pixel * 0.5;
@@ -35 +35 @@
 
   sum /= samplesU * samplesV;
-
-  return sum;
-  return tex2D(Texture, uv);
+*/
+  float du = 2.0 / width;
+  float dv = 2.0 / height;
+  float2 uv = IN.Position;
+  float4 sum = float4(0,0,0,0);  
+  sum += tex2D(Texture,uv);
+  sum += tex2D(Texture,uv + float2(du,0));
+  sum += tex2D(Texture,uv + float2(du,dv));
+  sum += tex2D(Texture,uv + float2(0,dv));
+  return sum / 4.0;
 }