Changeset 3203 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/shaders/combineSsao.cg

Timestamp:

12/01/08 18:38:36 (16 years ago)

Author:

mattausch

Message:

only adapting filter size left ...

File:

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

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

@@ -194 +194 @@
         const float m2 = min(texelCenterConv.z, texelCenterConv.w);
 
-        const float convergence = min(m1, m2);
+        const float minConvergence = min(m1, m2);
+
+        const float convergence = step(200.0f, minConvergence) * minConvergence;
         //const float convergence = ao.y;
 
@@ -205 +207 @@
                 const float distanceScale = 1.0f;
 
+                // descend to zero filter size after reaching thres pixels
                 const float convergenceWeight = thres / (SSAO_FILTER_WIDTH - 1.0f);
                 const float convergenceScale = convergenceWeight / (convergence + convergenceWeight);