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Common/vtkOrderedTriangulator.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkOrderedTriangulator.h,v $
  Language:  C++

  Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkOrderedTriangulator_h
#define __vtkOrderedTriangulator_h

#include "vtkObject.h"

class vtkUnstructuredGrid;
class vtkOTMesh;
class vtkCellArray;
class vtkMemoryPool;
class vtkIdList;
class vtkPoints;

class VTK_COMMON_EXPORT vtkOrderedTriangulator : public vtkObject
{
public:
  vtkTypeRevisionMacro(vtkOrderedTriangulator,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkOrderedTriangulator *New();


  void InitTriangulation(float xmin, float xmax, float ymin, float ymax,
                         float zmin, float zmax, int numPts);
  void InitTriangulation(float bounds[6], int numPts);


  vtkIdType InsertPoint(vtkIdType id, float x[3], float p[3], int type);
  vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid, float x[3], float p[3],
                        int type);
  vtkIdType InsertPoint(vtkIdType id, vtkIdType sortid,  vtkIdType sortid2, 
                        float x[3], float p[3], int type);

  void Triangulate();

  void UpdatePointType(vtkIdType internalId, int type);


  vtkSetMacro(PreSorted,int);
  vtkGetMacro(PreSorted,int);
  vtkBooleanMacro(PreSorted,int);


  vtkSetMacro(UseTwoSortIds,int);
  vtkGetMacro(UseTwoSortIds,int);
  vtkBooleanMacro(UseTwoSortIds,int);

  vtkIdType GetTetras(int classification, vtkUnstructuredGrid *ugrid);
  
  vtkIdType AddTetras(int classification, vtkUnstructuredGrid *ugrid);
  
  vtkIdType AddTetras(int classification, vtkCellArray *connectivity);
  
  vtkIdType AddTetras(int classification, vtkIdList *ptIds, vtkPoints *pts);
  
  vtkIdType AddTriangles(vtkCellArray *connectivity);
  
  vtkIdType AddTriangles(vtkIdType id, vtkCellArray *connectivity);
  
protected:
  vtkOrderedTriangulator();
  ~vtkOrderedTriangulator();

private:
  vtkOTMesh  *Mesh;
  int NumberOfPoints; //number of points inserted
  int MaximumNumberOfPoints; //maximum possible number of points to be inserted
  int PreSorted;
  int UseTwoSortIds;
  vtkMemoryPool* Pool;
  double Quanta;
  
private:
  vtkOrderedTriangulator(const vtkOrderedTriangulator&);  // Not implemented.
  void operator=(const vtkOrderedTriangulator&);  // Not implemented.
};

#endif

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