vtkGeometricErrorMetric.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGeometricErrorMetric.h
 
  Copyright (c) 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 vtkGeometricErrorMetric_h
#define vtkGeometricErrorMetric_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkGenericSubdivisionErrorMetric.h"
 
class vtkGenericDataSet;
 
class VTKCOMMONDATAMODEL_EXPORT vtkGeometricErrorMetric : public vtkGenericSubdivisionErrorMetric
{
public:
  static vtkGeometricErrorMetric *New();
 
 
  vtkTypeMacro(vtkGeometricErrorMetric,vtkGenericSubdivisionErrorMetric);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkGetMacro(AbsoluteGeometricTolerance, double);
 
  void SetAbsoluteGeometricTolerance(double value);
 
 
  void SetRelativeGeometricTolerance(double value,
                                     vtkGenericDataSet *ds);
 
 
  int RequiresEdgeSubdivision(double *leftPoint, double *midPoint, double *rightPoint,
                              double alpha);
 
 
  double GetError(double *leftPoint, double *midPoint,
                  double *rightPoint, double alpha);
 
  int GetRelative();
 
protected:
  vtkGeometricErrorMetric();
  virtual ~vtkGeometricErrorMetric();
 
 
  double Distance2LinePoint(double x[3],
                            double y[3],
                            double z[3]);
 
  double AbsoluteGeometricTolerance;
  double SmallestSize;
  int Relative; // Control the type of output of GetError()
 
private:
  vtkGeometricErrorMetric(const vtkGeometricErrorMetric&);  // Not implemented.
  void operator=(const vtkGeometricErrorMetric&);  // Not implemented.
};
 
#endif