vtkPointSet.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkPointSet.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 vtkPointSet_h
#define vtkPointSet_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkDataSet.h"
 
#include "vtkCellTypes.h"   // For GetCellType
#include "vtkEmptyCell.h"   // For GetCell
#include "vtkGenericCell.h" // For GetCell
#include "vtkPoints.h"      // Needed for inline methods
 
class vtkAbstractPointLocator;
class vtkAbstractCellLocator;
 
class VTKCOMMONDATAMODEL_EXPORT vtkPointSet : public vtkDataSet
{
public:
  static vtkPointSet* New();
  static vtkPointSet* ExtendedNew();
 
 
  vtkTypeMacro(vtkPointSet, vtkDataSet);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkSetMacro(Editable, bool);
  vtkGetMacro(Editable, bool);
  vtkBooleanMacro(Editable, bool);
 
  void Initialize() override;
 
  void CopyStructure(vtkDataSet* pd) override;
 
 
  vtkIdType GetNumberOfPoints() override;
  void GetPoint(vtkIdType ptId, double x[3]) override { this->Points->GetPoint(ptId, x); }
  vtkIdType FindPoint(double x[3]) override;
  vtkIdType FindPoint(double x, double y, double z) { return this->vtkDataSet::FindPoint(x, y, z); }
  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;
 
 
  vtkIdType GetNumberOfCells() override { return 0; }
  int GetMaxCellSize() override { return 0; }
 
  using Superclass::GetCell;
  vtkCell* GetCell(vtkIdType) override { return this->EmptyCell; }
 
 
  void GetCellPoints(vtkIdType, vtkIdList* idList) override { idList->Reset(); }
  void GetPointCells(vtkIdType, vtkIdList* idList) override { idList->Reset(); }
 
  void GetCell(vtkIdType, vtkGenericCell* cell) override { cell->SetCellTypeToEmptyCell(); }
 
  int GetCellType(vtkIdType) override { return VTK_EMPTY_CELL; }
 
  double* GetPoint(vtkIdType ptId) VTK_SIZEHINT(3) override { return this->Points->GetPoint(ptId); }
 
  vtkCellIterator* NewCellIterator() override;
 
 
  void BuildPointLocator();
  void BuildLocator() { this->BuildPointLocator(); }
 
  void BuildCellLocator();
 
 
  virtual void SetPointLocator(vtkAbstractPointLocator*);
  vtkGetObjectMacro(PointLocator, vtkAbstractPointLocator);
 
 
  virtual void SetCellLocator(vtkAbstractCellLocator*);
  vtkGetObjectMacro(CellLocator, vtkAbstractCellLocator);
 
  vtkMTimeType GetMTime() override;
 
  void ComputeBounds() override;
 
  void Squeeze() override;
 
 
  virtual void SetPoints(vtkPoints*);
  vtkGetObjectMacro(Points, vtkPoints);
 
  unsigned long GetActualMemorySize() override;
 
 
  void ShallowCopy(vtkDataObject* src) override;
  void DeepCopy(vtkDataObject* src) override;
 
 
  void Register(vtkObjectBase* o) override;
  void UnRegister(vtkObjectBase* o) override;
 
 
  static vtkPointSet* GetData(vtkInformation* info);
  static vtkPointSet* GetData(vtkInformationVector* v, int i = 0);
 
protected:
  vtkPointSet();
  ~vtkPointSet() override;
 
  bool Editable;
  vtkPoints* Points;
  vtkAbstractPointLocator* PointLocator;
  vtkAbstractCellLocator* CellLocator;
 
  void ReportReferences(vtkGarbageCollector*) override;
 
private:
  void Cleanup();
  vtkEmptyCell* EmptyCell;
 
  vtkPointSet(const vtkPointSet&) = delete;
  void operator=(const vtkPointSet&) = delete;
};
 
inline vtkIdType vtkPointSet::GetNumberOfPoints()
{
  if (this->Points)
  {
    return this->Points->GetNumberOfPoints();
  }
  else
  {
    return 0;
  }
}
 
#endif