vtkRectilinearGrid.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkRectilinearGrid_h
#define vtkRectilinearGrid_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkDataSet.h"
#include "vtkSmartPointer.h"   // For vtkSmartPointer
#include "vtkStructuredData.h" // For inline methods
 
VTK_ABI_NAMESPACE_BEGIN
class vtkDataArray;
class vtkStructuredCellArray;
class vtkPoints;
 
class VTKCOMMONDATAMODEL_EXPORT vtkRectilinearGrid : public vtkDataSet
{
public:
  static vtkRectilinearGrid* New();
  static vtkRectilinearGrid* ExtendedNew();
 
  vtkTypeMacro(vtkRectilinearGrid, vtkDataSet);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  int GetDataObjectType() VTK_FUTURE_CONST override { return VTK_RECTILINEAR_GRID; }

  void CopyStructure(vtkDataSet* ds) override;

  void Initialize() override;


  vtkIdType GetNumberOfCells() override;
  vtkIdType GetNumberOfPoints() override;
  vtkPoints* GetPoints() override;
  double* GetPoint(vtkIdType ptId) VTK_SIZEHINT(3) override;
  void GetPoint(vtkIdType id, double x[3]) override;
  vtkCell* GetCell(vtkIdType cellId) override;
  vtkCell* GetCell(int i, int j, int k) override;
  void GetCell(vtkIdType cellId, vtkGenericCell* cell) override;
  void GetCellBounds(vtkIdType cellId, double bounds[6]) override;
  vtkIdType FindPoint(double x[3]) override;
  vtkIdType FindCell(double x[3], vtkCell* cell, vtkIdType cellId, double tol2, int& subId,
    double pcoords[3], double* weights) override;
  vtkIdType FindCell(double x[3], vtkCell* cell, vtkGenericCell* gencell, vtkIdType cellId,
    double tol2, int& subId, double pcoords[3], double* weights) override;
  vtkCell* FindAndGetCell(double x[3], vtkCell* cell, vtkIdType cellId, double tol2, int& subId,
    double pcoords[3], double* weights) override;
  int GetCellType(vtkIdType cellId) override;
  vtkIdType GetCellSize(vtkIdType cellId) override;
  void GetCellPoints(vtkIdType cellId, vtkIdType& npts, vtkIdType const*& pts, vtkIdList* ptIds)
    VTK_SIZEHINT(pts, npts) override;
  void GetCellPoints(vtkIdType cellId, vtkIdList* ptIds) override;
  void GetPointCells(vtkIdType ptId, vtkIdList* cellIds) override
  {
    vtkStructuredData::GetPointCells(ptId, cellIds, this->Dimensions);
  }
  void ComputeBounds() override;
  int GetMaxCellSize() override { return 8; } // voxel is the largest
  int GetMaxSpatialDimension() override;
  int GetMinSpatialDimension() override;
  void GetCellNeighbors(vtkIdType cellId, vtkIdList* ptIds, vtkIdList* cellIds) override;
  void GetCellNeighbors(vtkIdType cellId, vtkIdList* ptIds, vtkIdList* cellIds, int* seedLoc);

  vtkStructuredCellArray* GetCells();

  vtkConstantArray<int>* GetCellTypesArray();


  virtual void BlankPoint(vtkIdType ptId);
  virtual void UnBlankPoint(vtkIdType ptId);
  virtual void BlankPoint(int i, int j, int k);
  virtual void UnBlankPoint(int i, int j, int k);


  virtual void BlankCell(vtkIdType ptId);
  virtual void UnBlankCell(vtkIdType ptId);
  virtual void BlankCell(int i, int j, int k);
  virtual void UnBlankCell(int i, int j, int k);

  unsigned char IsPointVisible(vtkIdType ptId);

  unsigned char IsCellVisible(vtkIdType cellId);

  bool HasAnyBlankPoints() override;
  bool HasAnyBlankCells() override;

  vtkGetMacro(DataDescription, int);

  void GetCellDims(int cellDims[3]);


  void SetDimensions(int i, int j, int k);
  void SetDimensions(const int dim[3]);


  vtkGetVectorMacro(Dimensions, int, 3);

  int GetDataDimension();

  int ComputeStructuredCoordinates(double x[3], int ijk[3], double pcoords[3]);

  vtkIdType ComputePointId(int ijk[3]);

  vtkIdType ComputeCellId(int ijk[3]);

  void GetPoint(int i, int j, int k, double p[3]);


  virtual void SetXCoordinates(vtkDataArray*);
  vtkGetObjectMacro(XCoordinates, vtkDataArray);


  virtual void SetYCoordinates(vtkDataArray*);
  vtkGetObjectMacro(YCoordinates, vtkDataArray);


  virtual void SetZCoordinates(vtkDataArray*);
  vtkGetObjectMacro(ZCoordinates, vtkDataArray);


  void SetExtent(int extent[6]);
  void SetExtent(int xMin, int xMax, int yMin, int yMax, int zMin, int zMax);
  vtkGetVector6Macro(Extent, int);

  unsigned long GetActualMemorySize() override;


  void ShallowCopy(vtkDataObject* src) override;
  void DeepCopy(vtkDataObject* src) override;

  int GetExtentType() VTK_FUTURE_CONST override { return VTK_3D_EXTENT; }

  void Crop(const int* updateExtent) override;


  static vtkRectilinearGrid* GetData(vtkInformation* info);
  static vtkRectilinearGrid* GetData(vtkInformationVector* v, int i = 0);


  static void SetScalarType(int, vtkInformation* meta_data);
  static int GetScalarType(vtkInformation* meta_data);
  static bool HasScalarType(vtkInformation* meta_data);
  int GetScalarType();
  const char* GetScalarTypeAsString() { return vtkImageScalarTypeNameMacro(this->GetScalarType()); }


  static void SetNumberOfScalarComponents(int n, vtkInformation* meta_data);
  static int GetNumberOfScalarComponents(vtkInformation* meta_data);
  static bool HasNumberOfScalarComponents(vtkInformation* meta_data);
  int GetNumberOfScalarComponents();
 
protected:
  vtkRectilinearGrid();
  ~vtkRectilinearGrid() override;
 
  int Dimensions[3];
  int DataDescription;
 
  int Extent[6];
 
  vtkDataArray* XCoordinates;
  vtkDataArray* YCoordinates;
  vtkDataArray* ZCoordinates;
 
  // Hang on to some space for returning points when GetPoint(id) is called.
  double Point[3];
 
  vtkSmartPointer<vtkPoints> StructuredPoints;
  vtkSmartPointer<vtkStructuredCellArray> StructuredCells;
  vtkSmartPointer<vtkConstantArray<int>> StructuredCellTypes;
 
  void BuildImplicitStructures();
  void BuildPoints();
  void BuildCells();
  void BuildCellTypes();
 
private:
  void Cleanup();
 
  vtkRectilinearGrid(const vtkRectilinearGrid&) = delete;
  void operator=(const vtkRectilinearGrid&) = delete;
};
 
//----------------------------------------------------------------------------
inline double* vtkRectilinearGrid::GetPoint(vtkIdType id)
{
  this->GetPoint(id, this->Point);
  return this->Point;
}
 
//----------------------------------------------------------------------------
inline vtkIdType vtkRectilinearGrid::GetNumberOfPoints()
{
  return vtkStructuredData::GetNumberOfPoints(this->Extent);
}
 
//----------------------------------------------------------------------------
inline vtkIdType vtkRectilinearGrid::GetNumberOfCells()
{
  return vtkStructuredData::GetNumberOfCells(this->Extent);
}
 
//----------------------------------------------------------------------------
inline int vtkRectilinearGrid::GetDataDimension()
{
  return vtkStructuredData::GetDataDimension(this->DataDescription);
}
 
//----------------------------------------------------------------------------
inline int vtkRectilinearGrid::GetMaxSpatialDimension()
{
  return vtkStructuredData::GetDataDimension(this->DataDescription);
}
 
//----------------------------------------------------------------------------
inline int vtkRectilinearGrid::GetMinSpatialDimension()
{
  return vtkStructuredData::GetDataDimension(this->DataDescription);
}
 
//----------------------------------------------------------------------------
inline vtkIdType vtkRectilinearGrid::ComputePointId(int ijk[3])
{
  return vtkStructuredData::ComputePointId(this->Dimensions, ijk);
}
 
//----------------------------------------------------------------------------
inline vtkIdType vtkRectilinearGrid::ComputeCellId(int ijk[3])
{
  return vtkStructuredData::ComputeCellId(this->Dimensions, ijk);
}
 
VTK_ABI_NAMESPACE_END
#endif