vtkTractographyPointAndArray.h

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/*=auto=========================================================================

  Portions (c) Copyright 2005 Brigham and Women's Hospital (BWH) All Rights Reserved.

  See Doc/copyright/copyright.txt
  or http://www.slicer.org/copyright/copyright.txt for details.

  Program:   3D Slicer
  Module:    $RCSfile: vtkTractographyPointAndArray.h,v $
  Date:      $Date: 2007/02/20 20:44:22 $
  Version:   $Revision: 1.1 $

=========================================================================auto=*/
#ifndef __vtkTractographyPointAndArray_h
#define __vtkTractographyPointAndArray_h

#include "vtkSystemIncludes.h"
#include "vtkStreamer.h"
#include "vtkTeemConfigure.h"


//
//BTX
class VTK_Teem_EXPORT vtkTractographyPoint { //;prevent man page generation
public:
    vtkTractographyPoint(); 
    vtkTractographyPoint &operator=(const vtkTractographyPoint& hp); //for resizing
    
    vtkFloatingPointType   X[3];    
    vtkIdType     CellId;  
    int     SubId; 
    vtkFloatingPointType   P[3];    
    vtkFloatingPointType   W[3];    
    vtkFloatingPointType      *V[3];   
    vtkFloatingPointType   V0[3];   
    vtkFloatingPointType   V1[3];
    vtkFloatingPointType   V2[3];
    vtkFloatingPointType   S;       
    vtkFloatingPointType   D;       
    vtkFloatingPointType      *T[3];   
    vtkFloatingPointType   T0[3];   
    vtkFloatingPointType   T1[3];
    vtkFloatingPointType   T2[3];
};
//ETX

//BTX
class VTK_Teem_EXPORT vtkTractographyArray { //;prevent man page generation
public:
  vtkTractographyArray();
  ~vtkTractographyArray()
    {
      if (this->Array)
        {
        delete [] this->Array;
        }
    };
  vtkIdType GetNumberOfPoints() {return this->MaxId + 1;};
  vtkTractographyPoint *GetTractographyPoint(vtkIdType i) {return this->Array + i;};
  vtkTractographyPoint *InsertNextTractographyPoint() 
    {
    if ( ++this->MaxId >= this->Size )
      {
      this->Resize(this->MaxId);
      }
    return this->Array + this->MaxId;
    }
  vtkTractographyPoint *Resize(vtkIdType sz); //reallocates data
  void Reset() {this->MaxId = -1;};

  vtkTractographyPoint *Array;  
  vtkIdType MaxId;             
  vtkIdType Size;              
  vtkIdType Extend;            
  vtkFloatingPointType Direction;       
};
//ETX

#define VTK_START_FROM_POSITION 0
#define VTK_START_FROM_LOCATION 1

#endif