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source: branches/PushGP/HeuristicLab.PushGP/HeuristicLab.Problems.ProgramSynthesis/Push/Expressions/StackdepthExpressions.cs @ 14744

Last change on this file since 14744 was 14744, checked in by pkimmesw, 7 years ago

#2665 Renamings due to typos, ManagedPool tests, Skip Noops in Debugger

File size: 2.3 KB
Line 
1namespace HeuristicLab.Problems.ProgramSynthesis.Push.Expressions {
2  using HeuristicLab.Problems.ProgramSynthesis.Push.Attributes;
3
4  using Interpreter;
5  using Stack;
6
7  /// <summary>
8  ///     Pushes the stack depth onto the INTEGER stack (thereby increasing it!).
9  /// </summary>
10  /// <typeparam name="T">Stacktype</typeparam>
11  public abstract class StackdepthExpression<T> : StatelessExpression {
12    public bool Eval(IStack<T> stack, IStack<long> integerStack, bool incremental = false) {
13      var count = stack.Count;
14
15      if (incremental) count += 1;
16
17      integerStack.Push(count);
18      return true;
19    }
20  }
21
22  [PushExpression(StackType.Integer, "INTEGER.STACKDEPTH")]
23  public class IntegerStackdepthExpression : StackdepthExpression<long> {
24
25    public override bool Eval(IPushInterpreter interpreter) {
26      return Eval(interpreter.IntegerStack, interpreter.IntegerStack, true);
27    }
28  }
29
30  [PushExpression(StackType.Float, "FLOAT.STACKDEPTH")]
31  public class FloatStackdepthExpression : StackdepthExpression<double> {
32    public override bool Eval(IPushInterpreter interpreter) {
33      return Eval(interpreter.FloatStack, interpreter.IntegerStack);
34    }
35  }
36
37  [PushExpression(StackType.Boolean, "BOOLEAN.STACKDEPTH")]
38  public class BooleanStackdepthExpression : StackdepthExpression<bool> {
39    public override bool Eval(IPushInterpreter interpreter) {
40      return Eval(interpreter.BooleanStack, interpreter.IntegerStack);
41    }
42  }
43
44  [PushExpression(StackType.Name, "NAME.STACKDEPTH")]
45  public class NameStackdepthExpression : StackdepthExpression<string> {
46    public override bool Eval(IPushInterpreter interpreter) {
47      return Eval(interpreter.NameStack, interpreter.IntegerStack);
48    }
49  }
50
51  [PushExpression(StackType.Exec, "EXEC.STACKDEPTH")]
52  public class ExecStackdepthExpression : StackdepthExpression<Expression> {
53    public override bool Eval(IPushInterpreter interpreter) {
54      return Eval(interpreter.ExecStack, interpreter.IntegerStack);
55    }
56  }
57
58  [PushExpression(StackType.Code, "CODE.STACKDEPTH")]
59  public class CodeStackdepthExpression : StackdepthExpression<Expression> {
60    public override bool Eval(IPushInterpreter interpreter) {
61      return Eval(interpreter.CodeStack, interpreter.IntegerStack);
62    }
63  }
64}
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