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/*=========================================================================
Program: Visualization Toolkit
Module: vtkHigherOrderCurve.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.
=========================================================================*/
// .NAME vtkHigherOrderCurve
// .SECTION Description
// .SECTION See Also
#ifndef vtkHigherOrderCurve_h
#define vtkHigherOrderCurve_h
#include "vtkCellType.h" // For GetCellType.
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkNew.h" // For member variable.
#include "vtkNonLinearCell.h"
#include "vtkSmartPointer.h" // For member variable.
class vtkCellData;
class vtkDoubleArray;
class vtkIdList;
class vtkLine;
class vtkPointData;
class vtkPoints;
class vtkVector3d;
class vtkVector3i;
class VTKCOMMONDATAMODEL_EXPORT vtkHigherOrderCurve : public vtkNonLinearCell
{
public:
vtkTypeMacro(vtkHigherOrderCurve, vtkNonLinearCell);
void PrintSelf(ostream& os, vtkIndent indent) override;
int GetCellType() override = 0;
int GetCellDimension() override { return 1; }
int RequiresInitialization() 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; }
void Initialize() override;
int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) 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;
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* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
vtkIdType cellId, vtkCellData* outCd, int insideOut) 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 Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
void Derivatives(
int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
void SetParametricCoords();
double* GetParametricCoords() override;
int GetParametricCenter(double center[3]) override;
double GetParametricDistance(const double pcoords[3]) override;
const int* GetOrder();
int GetOrder(int i) { return this->GetOrder()[i]; }
void InterpolateFunctions(const double pcoords[3], double* weights) override = 0;
void InterpolateDerivs(const double pcoords[3], double* derivs) override = 0;
bool SubCellCoordinatesFromId(vtkVector3i& ijk, int subId);
bool SubCellCoordinatesFromId(int& i, int subId);
int PointIndexFromIJK(int i, int, int);
bool TransformApproxToCellParams(int subCell, double* pcoords);
protected:
vtkHigherOrderCurve();
~vtkHigherOrderCurve() override;
vtkLine* GetApprox();
void PrepareApproxData(
vtkPointData* pd, vtkCellData* cd, vtkIdType cellId, vtkDataArray* cellScalars);
virtual vtkLine* GetApproximateLine(
int subId, vtkDataArray* scalarsIn = nullptr, vtkDataArray* scalarsOut = nullptr) = 0;
int Order[2];
vtkSmartPointer<vtkPoints> PointParametricCoordinates;
vtkSmartPointer<vtkLine> Approx;
vtkSmartPointer<vtkPointData> ApproxPD;
vtkSmartPointer<vtkCellData> ApproxCD;
vtkNew<vtkDoubleArray> CellScalars;
vtkNew<vtkDoubleArray> Scalars;
vtkNew<vtkPoints> TmpPts;
vtkNew<vtkIdList> TmpIds;
private:
vtkHigherOrderCurve(const vtkHigherOrderCurve&) = delete;
void operator=(const vtkHigherOrderCurve&) = delete;
};
inline int vtkHigherOrderCurve::GetParametricCenter(double center[3])
{
center[0] = 0.5;
center[1] = center[2] = 0.0;
return 0;
}
#endif // vtkHigherOrderCurve_h
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