Changeset 4249 for trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/Creators/ProbabilisticTreeCreator.cs

Timestamp:

08/18/10 14:57:11 (14 years ago)

Author:

mkommend

Message:

Refactored grammars (ticket #1028).

File:

• trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/Creators/ProbabilisticTreeCreator.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/Creators/ProbabilisticTreeCreator.cs

@@ -53 +53 @@
       ) {
       SymbolicExpressionTree tree = new SymbolicExpressionTree();
-      var rootNode = grammar.StartSymbol.CreateTreeNode();
+      var rootNode = (SymbolicExpressionTreeTopLevelNode)grammar.StartSymbol.CreateTreeNode();
       if (rootNode.HasLocalParameters) rootNode.ResetLocalParameters(random);
-      rootNode.Grammar = grammar;
+      rootNode.SetGrammar(new SymbolicExpressionTreeGrammar(grammar));
       tree.Root = PTC2(random, rootNode, maxTreeSize, maxTreeHeight, maxFunctionDefinitions, maxFunctionArguments);
       return tree;
@@ -186 +186 @@
       // also assumes that newTree is already attached to root somewhere
       if (IsTopLevelBranch(root, newTree)) {
-        newTree.Grammar = (ISymbolicExpressionGrammar)root.Grammar.Clone();
+        ((SymbolicExpressionTreeTopLevelNode)newTree).SetGrammar((ISymbolicExpressionGrammar)root.Grammar.Clone());
 
         // allow invokes of existing ADFs with higher index