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/*=========================================================================
Program: Visualization Toolkit
Module: vtkBezierHexahedron.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.
=========================================================================*/
/**
* @class vtkBezierHexahedron
* @brief A 3D cell that represents an arbitrary order Bezier hex
*
* vtkBezierHexahedron is a concrete implementation of vtkCell to represent a
* 3D hexahedron using Bezier shape functions of user specified order.
*
* @sa
* vtkHexahedron
*/
#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.
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 EvaluateLocationProjectedNode(
int& subId, const vtkIdType point_id, double x[3], double* weights);
void InterpolateFunctions(const double pcoords[3], double* weights) override;
void InterpolateDerivs(const double pcoords[3], double* derivs) override;
void SetRationalWeightsFromPointData(vtkPointData* point_data, const vtkIdType numPts);
vtkDoubleArray* GetRationalWeights();
virtual vtkHigherOrderCurve* getEdgeCell() override;
virtual vtkHigherOrderQuadrilateral* getFaceCell() override;
virtual vtkHigherOrderInterpolation* getInterp() 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;
};
#endif // vtkBezierHexahedron_h
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