Changeset 2832 for GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp

Timestamp:

07/10/08 23:10:18 (16 years ago)

Author:

mattausch

Message:

debug version: noise multipler does not work so well (but would with temporal smoothing)

File:

• GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp (modified) (4 diffs)

GTP/trunk/App/Demos/Vis/FriendlyCulling/src/chcdemo.cpp

@@ -256 +256 @@
 //static CGparameter sSamplesParam; 
 static CGparameter sSamplesParamSsao; 
+static CGparameter sNoiseMultiplierParam;; 
 
 
@@ -537 +538 @@
                 sNormalsTexParamSsao = cgGetNamedParameter(sCgSsaoProgram, "normals");  
                 sNoiseTexParamSsao = cgGetNamedParameter(sCgSsaoProgram, "noiseTexture");
+                sNoiseMultiplierParam = cgGetNamedParameter(sCgSsaoProgram, "noiseMultiplier");
+                
                 cgGLDisableTextureParameter(sNoiseTexParamSsao);
 
@@ -1917 +1920 @@
                 cgGLEnableTextureParameter(sNoiseTexParamSsao);
                 cgGLSetTextureParameter(sNoiseTexParamSsao, noiseTex);
+
+                cgGLSetParameter1f(sNoiseMultiplierParam, RandomValue(3.0f, 7.0f));
         }
         else
@@ -2047 +2052 @@
         // generates poisson distribution on disc
         float factor = 1.0f;
-        float minDist = factor * sqrt((float)NUM_SAMPLES) / 2;
+        float minDist = factor / (sqrt((float)NUM_SAMPLES) * 2.0f);
 
         cout << "minDist= " << minDist << endl;