Changeset 1983 for GTP/trunk/Lib/Vis/Preprocessing/src/SamplingStrategy.cpp

Timestamp:

01/15/07 21:46:52 (17 years ago)

Author:

bittner

Message:

merge

File:

• GTP/trunk/Lib/Vis/Preprocessing/src/SamplingStrategy.cpp (modified) (5 diffs)

GTP/trunk/Lib/Vis/Preprocessing/src/SamplingStrategy.cpp

@@ -10 +10 @@
 
 namespace GtpVisibilityPreprocessor {
+
+#define MUTATION_USE_CDF 0
 
 
@@ -729 +731 @@
   
   float pContributingRays = contributingRays/(float)vssRays.size();
-  float importance = 1.0f/(pContributingRays + 1e-5);
+  float importance = sqr(1.0f/(pContributingRays + 1e-5));
   // set this values for last contributingRays
   int index = mBufferStart - 1;
@@ -739 +741 @@
   }
 
-  
+#if MUTATION_USE_CDF
   // compute cdf
   mRays[0].mCdf = mRays[0].mImportance/(mRays[0].mSamples+1);
@@ -749 +751 @@
         mRays[i].mCdf *= scale;
   }
-
+#endif
+  
   cout<<"Importance = "<<
         GetEntry(0).mImportance<<" "<<
@@ -888 +891 @@
 
   int index;
-#if 1
+
+#if !MUTATION_USE_CDF
   // get tail of the buffer
   index = (mLastIndex+1)%mRays.size();