vtkCubicLine.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright (c) EDF - www.edf.fr
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkCubicLine_h
#define vtkCubicLine_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkNonLinearCell.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkLine;
class vtkDoubleArray;
 
class VTKCOMMONDATAMODEL_EXPORT vtkCubicLine : public vtkNonLinearCell
{
public:
  static vtkCubicLine* New();
  vtkTypeMacro(vtkCubicLine, vtkNonLinearCell);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  int GetCellType() override { return VTK_CUBIC_LINE; }
  int GetCellDimension() override { return 1; }
  int GetNumberOfEdges() override { return 0; }
  int GetNumberOfFaces() override { return 0; }
  vtkCell* GetEdge(int) override { return nullptr; }
  vtkCell* GetFace(int) override { return nullptr; }
  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) 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;
  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 TriangulateLocalIds(int index, vtkIdList* ptIds) override;
  void Derivatives(
    int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
  double* GetParametricCoords() override;
 
  double GetParametricDistance(const double pcoords[3]) override;
 
  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
    vtkCellArray* lines, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
    vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
 
  int GetParametricCenter(double pcoords[3]) override;
 
  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
    double pcoords[3], int& subId) override;
 
  static void InterpolationFunctions(const double pcoords[3], double weights[4]);
  static void InterpolationDerivs(const double pcoords[3], double derivs[4]);
 
  void InterpolateFunctions(const double pcoords[3], double weights[4]) override
  {
    vtkCubicLine::InterpolationFunctions(pcoords, weights);
  }
  void InterpolateDerivs(const double pcoords[3], double derivs[4]) override
  {
    vtkCubicLine::InterpolationDerivs(pcoords, derivs);
  }
 
protected:
  vtkCubicLine();
  ~vtkCubicLine() override;
 
  vtkLine* Line;
  vtkDoubleArray* Scalars; // used to avoid New/Delete in contouring/clipping
 
private:
  vtkCubicLine(const vtkCubicLine&) = delete;
  void operator=(const vtkCubicLine&) = delete;
};
 
//----------------------------------------------------------------------------
inline int vtkCubicLine::GetParametricCenter(double pcoords[3])
{
 
  pcoords[0] = pcoords[1] = pcoords[2] = 0.0;
  return 0;
}
 
VTK_ABI_NAMESPACE_END
#endif