vtkBandedPolyDataContourFilter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkBandedPolyDataContourFilter.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 vtkBandedPolyDataContourFilter_h
#define vtkBandedPolyDataContourFilter_h
 
#include "vtkFiltersModelingModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
#include "vtkContourValues.h" // Needed for inline methods
 
class vtkPoints;
class vtkCellArray;
class vtkPointData;
class vtkDataArray;
class vtkFloatArray;
class vtkDoubleArray;
 
#define VTK_SCALAR_MODE_INDEX 0
#define VTK_SCALAR_MODE_VALUE 1
 
class VTKFILTERSMODELING_EXPORT vtkBandedPolyDataContourFilter : public vtkPolyDataAlgorithm
{
public:
  vtkTypeMacro(vtkBandedPolyDataContourFilter,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  static vtkBandedPolyDataContourFilter *New();
 
 
  void SetValue(int i, double value);
  double GetValue(int i);
  double *GetValues();
  void GetValues(double *contourValues);
  void SetNumberOfContours(int number);
  int GetNumberOfContours();
  void GenerateValues(int numContours, double range[2]);
  void GenerateValues(int numContours, double rangeStart, double rangeEnd);
 
 
  vtkSetMacro(Clipping,int);
  vtkGetMacro(Clipping,int);
  vtkBooleanMacro(Clipping,int);
 
 
  vtkSetClampMacro(ScalarMode,int,VTK_SCALAR_MODE_INDEX,VTK_SCALAR_MODE_VALUE);
  vtkGetMacro(ScalarMode,int);
  void SetScalarModeToIndex()
    {this->SetScalarMode(VTK_SCALAR_MODE_INDEX);}
  void SetScalarModeToValue()
    {this->SetScalarMode(VTK_SCALAR_MODE_VALUE);}
 
 
  vtkSetMacro(GenerateContourEdges,int);
  vtkGetMacro(GenerateContourEdges,int);
  vtkBooleanMacro(GenerateContourEdges,int);
 
 
  vtkSetMacro(ClipTolerance,double);
  vtkGetMacro(ClipTolerance,double);
 
  vtkPolyData *GetContourEdgesOutput();
 
  unsigned long GetMTime();
 
protected:
  vtkBandedPolyDataContourFilter();
  ~vtkBandedPolyDataContourFilter();
 
  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
 
  int ComputeScalarIndex(double);
  int IsContourValue(double val);
  int ClipEdge(int v1, int v2, vtkPoints *pts, vtkDataArray *inScalars,
               vtkDoubleArray *outScalars,
               vtkPointData *inPD, vtkPointData *outPD);
  int InsertCell(vtkCellArray *cells, int npts, vtkIdType *pts,
                 int cellId, double s, vtkFloatArray *newS);
 
  // data members
  vtkContourValues *ContourValues;
 
  int Clipping;
  int ScalarMode;
 
  // sorted and cleaned contour values
  double *ClipValues;
  int   NumberOfClipValues;
  int ClipIndex[2]; //indices outside of this range (inclusive) are clipped
  double ClipTolerance; //specify numerical accuracy during clipping
  double InternalClipTolerance; //used to clean up numerical problems
 
  //the second output
  int GenerateContourEdges;
 
private:
  vtkBandedPolyDataContourFilter(const vtkBandedPolyDataContourFilter&);  // Not implemented.
  void operator=(const vtkBandedPolyDataContourFilter&);  // Not implemented.
};
 
 
inline void vtkBandedPolyDataContourFilter::SetValue(int i, double value)
  {this->ContourValues->SetValue(i,value);}
 
 
inline double vtkBandedPolyDataContourFilter::GetValue(int i)
  {return this->ContourValues->GetValue(i);}
 
 
inline double *vtkBandedPolyDataContourFilter::GetValues()
  {return this->ContourValues->GetValues();}
 
 
inline void vtkBandedPolyDataContourFilter::GetValues(double *contourValues)
  {this->ContourValues->GetValues(contourValues);}
 
 
inline void vtkBandedPolyDataContourFilter::SetNumberOfContours(int number)
  {this->ContourValues->SetNumberOfContours(number);}
 
 
inline int vtkBandedPolyDataContourFilter::GetNumberOfContours()
  {return this->ContourValues->GetNumberOfContours();}
 
 
inline void vtkBandedPolyDataContourFilter::GenerateValues(int numContours,
                                                           double range[2])
  {this->ContourValues->GenerateValues(numContours, range);}
 
 
inline void vtkBandedPolyDataContourFilter::GenerateValues(int numContours,
                                                           double rangeStart,
                                                           double rangeEnd)
  {this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);}
 
 
#endif