vtkProjectSphereFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkProjectSphereFilter_h
#define vtkProjectSphereFilter_h

#include "vtkFiltersGeometryModule.h" // For export macro
#include "vtkPointSetAlgorithm.h"

VTK_ABI_NAMESPACE_BEGIN
class vtkCell;
class vtkCellArray;
class vtkDataSetAttributes;
class vtkIdList;
class vtkIncrementalPointLocator;
class vtkUnstructuredGrid;

class VTKFILTERSGEOMETRY_EXPORT vtkProjectSphereFilter : public vtkPointSetAlgorithm
{
public:
  vtkTypeMacro(vtkProjectSphereFilter, vtkPointSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  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() override;

  int FillInputPortInformation(int port, vtkInformation* info) override;

  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;

  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&) = delete;
  void operator=(const vtkProjectSphereFilter&) = delete;

  double Center[3];
  const double SplitLongitude;
  bool KeepPolePoints;
  bool TranslateZ;
};

VTK_ABI_NAMESPACE_END
#endif // vtkProjectSphereFilter_h