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model/topos/SMeshNPosition.h

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/* #start# ***********************************************************

           Scheduling Simulator
        Lehrstuhl f"ur Effiziente Algorithmen
           Technische Universit"at M"unchen

 File    : $Id: SMeshNPosition.h,v 1.3 2003/01/08 18:57:14 meierb Exp $

 Purpose : 

 RCS-Log:
 $Log: SMeshNPosition.h,v $
 Revision 1.3  2003/01/08 18:57:14  meierb
 added randomized release times

 Revision 1.1.1.1  2002/12/02 22:26:19  meierb
 my_schedule

 Revision 1.1  2002/08/29 12:59:59  taeubig
 Added the sources

 Revision 1.1  2000/06/21 12:30:08  taeubig
 Added n-dimensional mesh topology


 * #end# ************************************************************* */

#ifndef SMESHNPOSITION_H
#define SMESHNPOSITION_H

// system header files

// project header files
#include "SComplexPosition.h"
#include "SDimArray.h"

// ------------------------------------------------------------

class SMeshNPosition: public SComplexPosition, public SDimArray {
 public:
  SDimArray _sizes;  // size in every dimension (accord. to mach. dims)
  SDimArray _jobDimToMachDim;  // maps job dimensions to machine dimensions
  SMeshNPosition(int dim) :
    SDimArray(dim),
    _sizes(dim),
    _jobDimToMachDim(dim) {};

  // -1 means all
  virtual int getMinPos() const {
    int linearPos = 0;
    for (int i=size()-1; i>=0; i--) {
      linearPos *= 2;
      if ((*this)[i] == 1)
  linearPos += 1;
    }
    return linearPos;
  };

  int getMaxPos() const {
    int linearPos = 0;
    for (int i=size()-1; i>=0; i--) {
      linearPos *= 2;
      if ((*this)[i] != 0)
  linearPos += 1;
    }
    return linearPos;
  };

  bool isNormal() const {
    int i=0;
    while ( (i<size()) && ((*this)[i] == -1) ) i++;
    while ( i<size() )
      if ( (*this)[i] == -1 )
  return false;
      else
  i++;
    return true;
  }

};

#endif //SMESHNPOSITION_H

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