Changeset 2868 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/antialiasing.cg

Timestamp:

08/26/08 16:27:11 (16 years ago)

Author:

mattausch

Message:

changed ssao to multipass algorithm

File:

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

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

@@ -11 +11 @@
 
 // the barrier for detecting a discontinuity
-uniform float4 e_barrier = float4(5e-3, 5e-3, 0, 0); // x = normal, y = depth
+uniform float4 e_barrier = float4(5e-4, 5e-4, 0, 0); // x = normal, y = depth
 // the weights for normal / depth discontinuity
 uniform float4 e_weights = float4(1.0f, 1.0f, 1.0f, 1.0f); // x = normal, y = depth
@@ -32 +32 @@
         nd.w = dot(nc, float3(tex2D(normals, IN.lb.xy)));
 
-        nd -= e_barrier.x;
-        nd = step(0.0f, nd);
+        nd.x -= e_barrier.x;
+        nd = step((float4)0.0f, nd);
 
         float ne = saturate(dot(nd, e_weights.x));
@@ -83 +83 @@
 
         return (s0 + s1 + s2 + s3) / 4.0f;
+        //return float4(w);
 }