Changeset 2865 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/mrt.cg

Timestamp:

08/25/08 17:34:34 (16 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/mrt.cg (modified) (2 diffs)

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

@@ -73 +73 @@
                           uniform float4 diffuse)
 {
-  pixel pix;
-      
-  pix.col = (ambient + diffuse) * tex2D(tex, IN.texCoord.xy);
-  pix.pos = IN.worldPos * maxDepth;
-  pix.norm.xyz = IN.normal * 0.5f + 0.5f;
+        pixel pix;
 
-  // hack: squeeze some information about ambient into the texture
-  pix.norm.w = ambient.x;
-  // hack: store projection coordinate for scaling ssao
-  pix.pos.w = IN.projPos.w;
+        pix.col = (ambient + diffuse) * tex2D(tex, IN.texCoord.xy);
+        pix.pos = IN.worldPos * maxDepth;
+        pix.norm.xyz = IN.normal * 0.5f + 0.5f;
 
-  if (pix.col.w < 0.5f)
-          discard;
+        // hack: squeeze some information about ambient into the texture
+        pix.norm.w = ambient.x;
+        // hack: store projection coordinate for scaling ssao
+        pix.pos.w = IN.projPos.w;
 
-  pix.col.w = IN.mypos.z / IN.mypos.w;
+        // account for alpha blending
+        if (pix.col.w < 0.5f)
+                discard;
 
-  return pix;
+        // write the depth
+        pix.col.w = IN.mypos.z / IN.mypos.w;
+
+        return pix;
 }
 
@@ -98 +100 @@
            uniform float4 diffuse)
 {
-  pixel pix;
-      
-  pix.col = diffuse;
-  pix.pos = IN.worldPos * maxDepth;
-  pix.norm.xyz = IN.normal * 0.5f + float3(0.5f);
-  // hack: squeeze some information about ambient into the texture
-  pix.norm.w = ambient.x;
-  pix.pos.w = IN.mypos.w;
-  pix.col.w = IN.mypos.z / IN.mypos.w;
+        pixel pix;
 
-  return pix;
+        pix.col = diffuse;
+        pix.pos = IN.worldPos * maxDepth;
+        pix.norm.xyz = IN.normal * 0.5f + float3(0.5f);
+        // hack: squeeze some information about ambient into the texture
+        pix.norm.w = ambient.x;
+        pix.pos.w = IN.mypos.w;
+        pix.col.w = IN.mypos.z / IN.mypos.w;
+
+        return pix;
 }