Changeset 2039

Timestamp:

06/10/09 10:49:12 (15 years ago)

Author:

gkronber

Message:

Improved speed of dataset shuffler (related to r2038) #612 (DataSetShuffler is extremly slow)

File:

• trunk/sources/HeuristicLab.DataAnalysis/3.2/DatasetShuffler.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.DataAnalysis/3.2/DatasetShuffler.cs

@@ -49 +49 @@
 
     private void ExchangeRows(Dataset dataset, int i, int j) {
+      dataset.FireChangeEvents = false;
       for(int k = 0; k < dataset.Columns; k++) {
         double temp = dataset.GetValue(i, k);
@@ -54 +55 @@
         dataset.SetValue(j, k, temp);
       }
+      dataset.FireChangeEvents = true;
+      dataset.FireChanged();
     }
   }