vtkCurvatures.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkCurvatures.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 vtkCurvatures_h
#define vtkCurvatures_h
 
#include "vtkFiltersGeneralModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
#define VTK_CURVATURE_GAUSS 0
#define VTK_CURVATURE_MEAN 1
#define VTK_CURVATURE_MAXIMUM 2
#define VTK_CURVATURE_MINIMUM 3
 
class VTKFILTERSGENERAL_EXPORT vtkCurvatures : public vtkPolyDataAlgorithm
{
public:
  vtkTypeMacro(vtkCurvatures, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkCurvatures* New();
 
 
  vtkSetMacro(CurvatureType, int);
  vtkGetMacro(CurvatureType, int);
  void SetCurvatureTypeToGaussian() { this->SetCurvatureType(VTK_CURVATURE_GAUSS); }
  void SetCurvatureTypeToMean() { this->SetCurvatureType(VTK_CURVATURE_MEAN); }
  void SetCurvatureTypeToMaximum() { this->SetCurvatureType(VTK_CURVATURE_MAXIMUM); }
  void SetCurvatureTypeToMinimum() { this->SetCurvatureType(VTK_CURVATURE_MINIMUM); }
 
 
  vtkSetMacro(InvertMeanCurvature, vtkTypeBool);
  vtkGetMacro(InvertMeanCurvature, vtkTypeBool);
  vtkBooleanMacro(InvertMeanCurvature, vtkTypeBool);
 
protected:
  vtkCurvatures();
 
  // Usual data generation method
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  void GetGaussCurvature(vtkPolyData* output);
 
  void ComputeGaussCurvature(vtkCellArray* facets, vtkPolyData* output, double* gaussCurvatureData);
 
  void GetMeanCurvature(vtkPolyData* output);
 
  void GetMaximumCurvature(vtkPolyData* input, vtkPolyData* output);
 
  void GetMinimumCurvature(vtkPolyData* input, vtkPolyData* output);
 
  // Vars
  int CurvatureType;
  vtkTypeBool InvertMeanCurvature;
 
private:
  vtkCurvatures(const vtkCurvatures&) = delete;
  void operator=(const vtkCurvatures&) = delete;
};
 
#endif