vtkDijkstraGraphGeodesicPath.h

Go to the documentation of this file.

// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkDijkstraGraphGeodesicPath_h
#define vtkDijkstraGraphGeodesicPath_h
 
#include "vtkFiltersModelingModule.h" // For export macro
#include "vtkGraphGeodesicPath.h"
 
VTK_ABI_NAMESPACE_BEGIN
 
class VTKFILTERSMODELING_EXPORT vtkDijkstraGraphGeodesicPath : public vtkGraphGeodesicPath
{
public:
  static vtkDijkstraGraphGeodesicPath* New();


  vtkTypeMacro(vtkDijkstraGraphGeodesicPath, vtkGraphGeodesicPath);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetVector3Macro(StartPoint, double);
  vtkGetVector3Macro(StartPoint, double);
  vtkSetVector3Macro(EndPoint, double);
  vtkGetVector3Macro(EndPoint, double);


  vtkSetMacro(UseNodeIndices, vtkTypeBool);
  vtkGetMacro(UseNodeIndices, vtkTypeBool);
  vtkBooleanMacro(UseNodeIndices, vtkTypeBool);


  void SetGraphType(int type);
  vtkGetMacro(GraphType, int);
 
protected:
  vtkDijkstraGraphGeodesicPath();
  ~vtkDijkstraGraphGeodesicPath() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;


  void BuildAdjacency(vtkDataSet* inData) override;
  void BuildCellAdjacency(vtkDataSet* inData);


  double CalculateStaticEdgeCost(vtkDataSet* inData, vtkIdType u, vtkIdType v) override;
  double CalculateStaticEdgeCost(
    vtkDataSet* inData, vtkDataArray* scalars, vtkIdType u, vtkIdType v);

  double CalculateCellEdgeCost(
    vtkDataSet* inData, vtkDataArray* scalars, vtkIdType c1, vtkIdType c2);

  void GetNodeFromIndex(vtkDataSet* inData, vtkIdType u, double pt[3]) override;

  vtkIdType GetNumberOfNodes(vtkDataSet* inData) override;

  void DiscardRepelVertices(vtkDataSet* inData, int startv, int endv) override;

  void AddBidirectionalEdge(vtkDataSet* inData, vtkDataArray* scalars,
    std::vector<std::map<int, double>>& adjacency, vtkIdType u, vtkIdType v);
 
  vtkTypeBool UseNodeIndices = 1;
 
  double StartPoint[3] = { 0.0, 0.0, 0.0 };
  double EndPoint[3] = { 0.0, 0.0, 0.0 };
 
  vtkNew<vtkPolyData> CellCenters;
 
  int GraphType = vtkDataObject::AttributeTypes::POINT;
 
private:
  vtkDijkstraGraphGeodesicPath(const vtkDijkstraGraphGeodesicPath&) = delete;
  void operator=(const vtkDijkstraGraphGeodesicPath&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif