Changeset 7506 for trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SymbolicDataAnalysisExpressionTreeInterpreter.cs

Timestamp:

02/23/12 16:05:57 (12 years ago)

Author:

mkommend

Message:

#1682: Integrated new gp crossovers into the trunk and corrected the parameter wiring.

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SymbolicDataAnalysisExpressionTreeInterpreter.cs (modified) (4 diffs)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/SymbolicDataAnalysisExpressionTreeInterpreter.cs

@@ -34 +34 @@
   public sealed class SymbolicDataAnalysisExpressionTreeInterpreter : ParameterizedNamedItem, ISymbolicDataAnalysisExpressionTreeInterpreter {
     private const string CheckExpressionsWithIntervalArithmeticParameterName = "CheckExpressionsWithIntervalArithmetic";
+    private const string EvaluatedSolutionsParameterName = "EvaluatedSolutions";
     #region private classes
     private class InterpreterState {
@@ -176 +177 @@
       get { return (IValueParameter<BoolValue>)Parameters[CheckExpressionsWithIntervalArithmeticParameterName]; }
     }
+
+    public IValueParameter<IntValue> EvaluatedSolutionsParameter {
+      get { return (IValueParameter<IntValue>)Parameters[EvaluatedSolutionsParameterName]; }
+    }
     #endregion
 
@@ -183 +188 @@
       set { CheckExpressionsWithIntervalArithmeticParameter.Value = value; }
     }
+
+    public IntValue EvaluatedSolutions {
+      get { return EvaluatedSolutionsParameter.Value; }
+      set { EvaluatedSolutionsParameter.Value = value; }
+    }
     #endregion
-
 
     [StorableConstructor]
@@ -196 +205 @@
       : base("SymbolicDataAnalysisExpressionTreeInterpreter", "Interpreter for symbolic expression trees including automatically defined functions.") {
       Parameters.Add(new ValueParameter<BoolValue>(CheckExpressionsWithIntervalArithmeticParameterName, "Switch that determines if the interpreter checks the validity of expressions with interval arithmetic before evaluating the expression.", new BoolValue(false)));
-    }
+      Parameters.Add(new ValueParameter<IntValue>(EvaluatedSolutionsParameterName, "A counter for the total number of solutions the interpreter has evaluated", new IntValue(0)));
+    }
+
+    [StorableHook(HookType.AfterDeserialization)]
+    private void AfterDeserialization() {
+      if (!Parameters.ContainsKey(EvaluatedSolutionsParameterName))
+        Parameters.Add(new ValueParameter<IntValue>(EvaluatedSolutionsParameterName, "A counter for the total number of solutions the interpreter has evaluated", new IntValue(0)));
+    }
+
+    #region IStatefulItem
+    public void InitializeState() {
+      EvaluatedSolutions.Value = 0;
+    }
+
+    public void ClearState() {
+    }
+    #endregion
 
     public IEnumerable<double> GetSymbolicExpressionTreeValues(ISymbolicExpressionTree tree, Dataset dataset, IEnumerable<int> rows) {
       if (CheckExpressionsWithIntervalArithmetic.Value)
         throw new NotSupportedException("Interval arithmetic is not yet supported in the symbolic data analysis interpreter.");
+      EvaluatedSolutions.Value++; // increment the evaluated solutions counter
       var compiler = new SymbolicExpressionTreeCompiler();
       Instruction[] code = compiler.Compile(tree, MapSymbolToOpCode);