vtkProjectSphereFilter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkProjectSphereFilter.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 vtkProjectSphereFilter_h
#define vtkProjectSphereFilter_h
 
#include "vtkFiltersGeometryModule.h" // For export macro
#include "vtkPointSetAlgorithm.h"
 
class vtkCell;
class vtkCellArray;
class vtkDataSetAttributes;
class vtkIdList;
class vtkIncrementalPointLocator;
class vtkUnstructuredGrid;
 
class VTKFILTERSGEOMETRY_EXPORT vtkProjectSphereFilter :
  public vtkPointSetAlgorithm
{
public:
  vtkTypeMacro(vtkProjectSphereFilter, vtkPointSetAlgorithm);
  virtual void PrintSelf(ostream &os, vtkIndent indent);
 
  static vtkProjectSphereFilter *New();
 
 
  vtkSetVector3Macro(Center,double);
  vtkGetVectorMacro(Center,double,3);
 
 
  vtkGetMacro(KeepPolePoints, bool);
  vtkSetMacro(KeepPolePoints, bool);
  vtkBooleanMacro(KeepPolePoints, bool);
 
 
  vtkGetMacro(TranslateZ, bool);
  vtkSetMacro(TranslateZ, bool);
  vtkBooleanMacro(TranslateZ, bool);
 
protected:
  vtkProjectSphereFilter();
  ~vtkProjectSphereFilter();
 
  virtual int FillInputPortInformation(int port, vtkInformation *info);
 
  virtual int RequestData(vtkInformation *, vtkInformationVector **,
                          vtkInformationVector *);
 
  void TransformPointInformation(vtkPointSet* input, vtkPointSet* output, vtkIdList*);
  void TransformCellInformation(vtkPointSet* input, vtkPointSet* output, vtkIdList*);
  void TransformTensors(vtkIdType id, double* coord, vtkDataSetAttributes* arrays);
 
 
  virtual void ComputePointsClosestToCenterLine(double, vtkIdList*)
  {}
 
  virtual double GetZTranslation(vtkPointSet* input);
 
 
  void SplitCell(  vtkPointSet* input, vtkPointSet* output, vtkIdType inputCellId,
                   vtkIncrementalPointLocator* locator, vtkCellArray* connectivity,
                   int splitSide);
 
  void SetCellInformation(
    vtkUnstructuredGrid* output, vtkCell* cell, vtkIdType numberOfNewCells);
 
private:
  vtkProjectSphereFilter(const vtkProjectSphereFilter &); // Not implemented
  void operator=(const vtkProjectSphereFilter &);    // Not implemented
 
  double Center[3];
  const double SplitLongitude;
  bool KeepPolePoints;
  bool TranslateZ;
};
 
#endif // vtkProjectSphereFilter_h