Changeset 16873 for trunk/HeuristicLab.Problems.GeneticProgramming/3.3/Boolean

Timestamp:

04/29/19 15:04:12 (6 years ago)

Author:

mkommend

Message:

#3005: Adapted genetic programming problems to disallow modifications of the grammar.

Location:

trunk/HeuristicLab.Problems.GeneticProgramming/3.3/Boolean

Files:

• EvenParityProblem.cs (modified) (2 diffs)
• MultiplexerProblem.cs (modified) (4 diffs)

trunk/HeuristicLab.Problems.GeneticProgramming/3.3/Boolean/EvenParityProblem.cs

@@ -23 +23 @@
 using System.Collections.Generic;
 using System.Linq;
+using HEAL.Attic;
 using HeuristicLab.Common;
 using HeuristicLab.Core;
@@ -28 +29 @@
 using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
 using HeuristicLab.Parameters;
-using HEAL.Attic;
 
 

trunk/HeuristicLab.Problems.GeneticProgramming/3.3/Boolean/MultiplexerProblem.cs

@@ -24 +24 @@
 using System.Diagnostics.Contracts;
 using System.Linq;
+using HEAL.Attic;
 using HeuristicLab.Common;
 using HeuristicLab.Core;
@@ -29 +30 @@
 using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
 using HeuristicLab.Parameters;
-using HEAL.Attic;
 
 
@@ -88 +88 @@
       var g = new SimpleSymbolicExpressionGrammar(); // will be replaced in update grammar
       Encoding = new SymbolicExpressionTreeEncoding(g, 100, 17);
+      Encoding.GrammarParameter.ReadOnly = true;
 
       UpdateGrammar();
@@ -110 +111 @@
         g.AddTerminalSymbol(string.Format("d{0}", i));
 
+      Encoding.GrammarParameter.ReadOnly = false;
       Encoding.Grammar = g;
+      Encoding.GrammarParameter.ReadOnly = true;
 
       BestKnownQuality = Math.Pow(2, NumberOfBits); // this is a benchmark problem (the best achievable quality is known for a given number of bits)