VTK  9.1.0
vtkHigherOrderCurve.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkHigherOrderCurve.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
15// .NAME vtkHigherOrderCurve
16// .SECTION Description
17// .SECTION See Also
18
19#ifndef vtkHigherOrderCurve_h
20#define vtkHigherOrderCurve_h
21
22#include "vtkCellType.h" // For GetCellType.
23#include "vtkCommonDataModelModule.h" // For export macro
24#include "vtkNew.h" // For member variable.
25#include "vtkNonLinearCell.h"
26#include "vtkSmartPointer.h" // For member variable.
27
28class vtkCellData;
29class vtkDoubleArray;
30class vtkIdList;
31class vtkLine;
32class vtkPointData;
33class vtkPoints;
34class vtkVector3d;
35class vtkVector3i;
36
37class VTKCOMMONDATAMODEL_EXPORT vtkHigherOrderCurve : public vtkNonLinearCell
38{
39public:
41 void PrintSelf(ostream& os, vtkIndent indent) override;
42
43 int GetCellType() override = 0;
44 int GetCellDimension() override { return 1; }
45 int RequiresInitialization() override { return 1; }
46 int GetNumberOfEdges() override { return 0; }
47 int GetNumberOfFaces() override { return 0; }
48 vtkCell* GetEdge(int) override { return nullptr; }
49 vtkCell* GetFace(int) override { return nullptr; }
50
51 void Initialize() override;
52
53 int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
54 int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
55 double& dist2, double weights[]) override;
56 void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
57 void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
58 vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
59 vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
60 void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
61 vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
62 vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
63 int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
64 double pcoords[3], int& subId) override;
65 int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
67 int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
69 double* GetParametricCoords() override;
70 int GetParametricCenter(double center[3]) override;
71
72 double GetParametricDistance(const double pcoords[3]) override;
73
74 const int* GetOrder();
75 int GetOrder(int i) { return this->GetOrder()[i]; }
76
77 void InterpolateFunctions(const double pcoords[3], double* weights) override = 0;
78 void InterpolateDerivs(const double pcoords[3], double* derivs) override = 0;
79
81 bool SubCellCoordinatesFromId(int& i, int subId);
82 int PointIndexFromIJK(int i, int, int);
83 bool TransformApproxToCellParams(int subCell, double* pcoords);
84
85protected:
88
91 vtkPointData* pd, vtkCellData* cd, vtkIdType cellId, vtkDataArray* cellScalars);
93 int subId, vtkDataArray* scalarsIn = nullptr, vtkDataArray* scalarsOut = nullptr) = 0;
94
95 int Order[2];
104
105private:
107 void operator=(const vtkHigherOrderCurve&) = delete;
108};
109
111{
112 center[0] = 0.5;
113 center[1] = center[2] = 0.0;
114 return 0;
115}
116
117#endif // vtkHigherOrderCurve_h
object to represent cell connectivity
Definition: vtkCellArray.h:290
represent and manipulate cell attribute data
Definition: vtkCellData.h:142
abstract class to specify cell behavior
Definition: vtkCell.h:147
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:159
dynamic, self-adjusting array of double
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
vtkSmartPointer< vtkPointData > ApproxPD
void PrepareApproxData(vtkPointData *pd, vtkCellData *cd, vtkIdType cellId, vtkDataArray *cellScalars)
int RequiresInitialization() override
Some cells require initialization prior to access.
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
double GetParametricDistance(const double pcoords[3]) override
Return the distance of the parametric coordinate provided to the cell.
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
void InterpolateFunctions(const double pcoords[3], double *weights) override=0
vtkSmartPointer< vtkCellData > ApproxCD
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Intersect with a ray.
bool TransformApproxToCellParams(int subCell, double *pcoords)
int GetParametricCenter(double center[3]) override
Return center of the cell in parametric coordinates.
bool SubCellCoordinatesFromId(int &i, int subId)
vtkNew< vtkIdList > TmpIds
int GetNumberOfEdges() override
Return the number of edges in the cell.
int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[]) override
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
vtkNew< vtkPoints > TmpPts
void Initialize() override
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Cut (or clip) the cell based on the input cellScalars and the specified value.
vtkNew< vtkDoubleArray > CellScalars
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
Generate contouring primitives.
~vtkHigherOrderCurve() override
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
int GetCellType() override=0
Return the type of cell.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int PointIndexFromIJK(int i, int, int)
vtkSmartPointer< vtkPoints > PointParametricCoordinates
const int * GetOrder()
virtual vtkLine * GetApproximateLine(int subId, vtkDataArray *scalarsIn=nullptr, vtkDataArray *scalarsOut=nullptr)=0
int GetNumberOfFaces() override
Return the number of faces in the cell.
bool SubCellCoordinatesFromId(vtkVector3i &ijk, int subId)
vtkSmartPointer< vtkLine > Approx
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
vtkCell * GetEdge(int) override
Return the edge cell from the edgeId of the cell.
vtkLine * GetApprox()
void InterpolateDerivs(const double pcoords[3], double *derivs) override=0
vtkNew< vtkDoubleArray > Scalars
list of point or cell ids
Definition: vtkIdList.h:140
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:113
cell represents a 1D line
Definition: vtkLine.h:140
Allocate and hold a VTK object.
Definition: vtkNew.h:165
abstract superclass for non-linear cells
represent and manipulate point attribute data
Definition: vtkPointData.h:142
represent and manipulate 3D points
Definition: vtkPoints.h:143
Hold a reference to a vtkObjectBase instance.
int vtkIdType
Definition: vtkType.h:332