Examples of gpinterpreter.stack.StackInstruction

gpinterpreter.stack.StackInstruction
Represents a single modification of a clustering. @author mat

  }


  public StackInstructionGene(Configuration aConfiguration)
      throws InvalidConfigurationException {
    super(aConfiguration);
    inst = new StackInstruction(NOP);


  }

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  }


  public StackInstructionGene(Configuration aConfiguration, int gs)
      throws InvalidConfigurationException {
    super(aConfiguration);
    inst = new StackInstruction(NOP);
    graphSize = gs;


  }

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  }


  @Override
  public void applyMutation(int index, double percentage) {


    StackInstruction toMutate = inst;
    double pc = percentage;
    percentage = Math.abs(percentage);


    if (pc >= 0) {
      
      double operand = toMutate.getOperand() + graphSize * pc;
      
      operand = operand % graphSize + 1;
      
      toMutate.setOperand((int) Math.round(operand));
      
    


    if (toMutate.getOperand() > graphSize)
      toMutate.setOperand((int) (toMutate.getOperand() % (double) graphSize));


      
      
    }else{ 




      double places = (symbols.length - 1) * percentage;
      switch (toMutate.getType()) {
      case PUSH:
        places++;
      case CLUSTER:
        places++;
      case NOP:
        places++;
      }
      places = Math.round(places) % (symbols.length);


      toMutate.setType(symbols[(int) places]);
    }

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    double places = (symbols.length - 1) * arg0.nextDouble();
    places = Math.abs(Math.round(places) % (symbols.length));
                if(graphSize < 1){
                    System.err.println("graphSize is less than 1. Please check your input!");
                }
    inst = new StackInstruction(symbols[(int) places], arg0.nextInt(graphSize) + 1);


    StackInstruction lastInst = inst;
    if (lastInst.getOperand() <= 0)
      lastInst.setOperand(1);




  }

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      } else {
        return -1;
      }
    }


    StackInstruction p2 = (StackInstruction) ((StackInstructionGene) o).getAllele();


    if (p2 != inst) {


      if (p2.getType() == NOP && inst.getType() != NOP)
        return 1;
      if (inst.getType() == NOP && p2.getType() != NOP)
        return -1;


    }


    return 0;

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