Changeset 2830 for trunk/sources/HeuristicLab.Selection/3.3/RandomSelector.cs

Timestamp:

02/19/10 02:15:10 (15 years ago)

Author:

swagner

Message:

Operator architecture refactoring (#95)

• worked on operators and SGA
• improved performance

File:

• trunk/sources/HeuristicLab.Selection/3.3/RandomSelector.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Selection/3.3/RandomSelector.cs

@@ -20 +20 @@
 #endregion
 
+using System.Collections.Generic;
 using HeuristicLab.Core;
 using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
@@ -33 +34 @@
     public RandomSelector() : base() { }
 
-    protected override ScopeList Select(ScopeList scopes) {
+    protected override IScope[] Select(List<IScope> scopes) {
       int count = NumberOfSelectedSubScopesParameter.ActualValue.Value;
       bool copy = CopySelectedParameter.Value.Value;
       IRandom random = RandomParameter.ActualValue;
-      ScopeList selected = new ScopeList();
+      IScope[] selected = new IScope[count];
 
       for (int i = 0; i < count; i++) {
         if (copy)
-          selected.Add((IScope)scopes[random.Next(scopes.Count)].Clone());
+          selected[i] = (IScope)scopes[random.Next(scopes.Count)].Clone();
         else {
           int index = random.Next(scopes.Count);
-          selected.Add(scopes[index]);
+          selected[i] = scopes[index];
           scopes.RemoveAt(index);
         }