vtkConvexPointSet.h

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

#include "vtkCell3D.h"
#include "vtkCommonDataModelModule.h" // For export macro

VTK_ABI_NAMESPACE_BEGIN
class vtkUnstructuredGrid;
class vtkCellArray;
class vtkTriangle;
class vtkTetra;
class vtkDoubleArray;

class VTKCOMMONDATAMODEL_EXPORT vtkConvexPointSet : public vtkCell3D
{
public:
  static vtkConvexPointSet* New();
  vtkTypeMacro(vtkConvexPointSet, vtkCell3D);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void GetEdgePoints(vtkIdType vtkNotUsed(edgeId), const vtkIdType*& vtkNotUsed(pts)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetEdgePoints Not Implemented");
  }
  vtkIdType GetFacePoints(vtkIdType vtkNotUsed(faceId), const vtkIdType*& vtkNotUsed(pts)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetFacePoints Not Implemented");
    return 0;
  }
  void GetEdgeToAdjacentFaces(
    vtkIdType vtkNotUsed(edgeId), const vtkIdType*& vtkNotUsed(pts)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetEdgeToAdjacentFaces Not Implemented");
  }
  vtkIdType GetFaceToAdjacentFaces(
    vtkIdType vtkNotUsed(faceId), const vtkIdType*& vtkNotUsed(faceIds)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetFaceToAdjacentFaces Not Implemented");
    return 0;
  }
  vtkIdType GetPointToIncidentEdges(
    vtkIdType vtkNotUsed(pointId), const vtkIdType*& vtkNotUsed(edgeIds)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetPointToIncidentEdges Not Implemented");
    return 0;
  }
  vtkIdType GetPointToIncidentFaces(
    vtkIdType vtkNotUsed(pointId), const vtkIdType*& vtkNotUsed(faceIds)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetPointToIncidentFaces Not Implemented");
    return 0;
  }
  vtkIdType GetPointToOneRingPoints(
    vtkIdType vtkNotUsed(pointId), const vtkIdType*& vtkNotUsed(pts)) override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetPointToOneRingPoints Not Implemented");
    return 0;
  }
  bool GetCentroid(double vtkNotUsed(centroid)[3]) const override
  {
    vtkWarningMacro(<< "vtkConvexPointSet::GetCentroid Not Implemented");
    return false;
  }

  double* GetParametricCoords() override;

  int GetCellType() override { return VTK_CONVEX_POINT_SET; }

  int RequiresInitialization() override { return 1; }
  void Initialize() override;


  int GetNumberOfEdges() override { return 0; }
  vtkCell* GetEdge(int) override { return nullptr; }
  int GetNumberOfFaces() override;
  vtkCell* GetFace(int faceId) override;

  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
    vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
    vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;

  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
    vtkCellArray* connectivity, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
    vtkIdType cellId, vtkCellData* outCd, int insideOut) override;

  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
    double& dist2, double weights[]) override;

  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;

  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
    double pcoords[3], int& subId) override;

  int TriangulateLocalIds(int index, vtkIdList* ptIds) override;

  void Derivatives(
    int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;

  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;

  int GetParametricCenter(double pcoords[3]) override;

  int IsPrimaryCell() VTK_FUTURE_CONST override { return 0; }


  void InterpolateFunctions(const double pcoords[3], double* sf) override;
  void InterpolateDerivs(const double pcoords[3], double* derivs) override;

protected:
  vtkConvexPointSet();
  ~vtkConvexPointSet() override = default;

  vtkSmartPointer<vtkTetra> Tetra;
  vtkSmartPointer<vtkIdList> TetraIds;
  vtkSmartPointer<vtkPoints> TetraPoints;
  vtkSmartPointer<vtkDoubleArray> TetraScalars;

  vtkSmartPointer<vtkCellArray> BoundaryTris;
  vtkSmartPointer<vtkTriangle> Triangle;
  vtkSmartPointer<vtkDoubleArray> ParametricCoords;

private:
  vtkConvexPointSet(const vtkConvexPointSet&) = delete;
  void operator=(const vtkConvexPointSet&) = delete;
};

//----------------------------------------------------------------------------
inline int vtkConvexPointSet::GetParametricCenter(double pcoords[3])
{
  pcoords[0] = pcoords[1] = pcoords[2] = 0.5;
  return 0;
}

VTK_ABI_NAMESPACE_END
#endif