vtkBezierHexahedron.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkBezierHexahedron_h
#define vtkBezierHexahedron_h
 
#include "vtkCellType.h"              // For GetCellType.
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkHigherOrderHexahedron.h"
#include "vtkNew.h"          // For member variable.
#include "vtkSmartPointer.h" // For member variable.
 
VTK_ABI_NAMESPACE_BEGIN
class vtkCellData;
class vtkDoubleArray;
class vtkHexahedron;
class vtkIdList;
class vtkBezierCurve;
class vtkBezierInterpolation;
class vtkBezierQuadrilateral;
class vtkPointData;
class vtkPoints;
class vtkVector3d;
class vtkVector3i;
class vtkDataSet;
 
class VTKCOMMONDATAMODEL_EXPORT vtkBezierHexahedron : public vtkHigherOrderHexahedron
{
public:
  static vtkBezierHexahedron* New();
  vtkTypeMacro(vtkBezierHexahedron, vtkHigherOrderHexahedron);
 
  void PrintSelf(ostream& os, vtkIndent indent) override;
  int GetCellType() override { return VTK_BEZIER_HEXAHEDRON; }
  vtkCell* GetEdge(int edgeId) override;
  vtkCell* GetFace(int faceId) override;
  void InterpolateFunctions(const double pcoords[3], double* weights) override;
  void InterpolateDerivs(const double pcoords[3], double* derivs) override;
 
  void SetRationalWeightsFromPointData(vtkPointData* point_data, vtkIdType numPts);
 
  vtkDoubleArray* GetRationalWeights();
  vtkHigherOrderCurve* GetEdgeCell() override;
  vtkHigherOrderQuadrilateral* GetFaceCell() override;
  vtkHigherOrderInterpolation* GetInterpolation() override;
 
protected:
  vtkHexahedron* GetApproximateHex(
    int subId, vtkDataArray* scalarsIn = nullptr, vtkDataArray* scalarsOut = nullptr) override;
  vtkBezierHexahedron();
  ~vtkBezierHexahedron() override;
 
  vtkNew<vtkDoubleArray> RationalWeights;
  vtkNew<vtkBezierQuadrilateral> FaceCell;
  vtkNew<vtkBezierCurve> EdgeCell;
  vtkNew<vtkBezierInterpolation> Interp;
 
private:
  vtkBezierHexahedron(const vtkBezierHexahedron&) = delete;
  void operator=(const vtkBezierHexahedron&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif // vtkBezierHexahedron_h