VTK
vtkCubicLine.h
Go to the documentation of this file.
1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkCubicLine.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 =========================================================================*/
36 #ifndef vtkCubicLine_h
37 #define vtkCubicLine_h
38 
39 #include "vtkCommonDataModelModule.h" // For export macro
40 #include "vtkNonLinearCell.h"
41 
42 class vtkLine;
43 class vtkDoubleArray;
44 
45 class VTKCOMMONDATAMODEL_EXPORT vtkCubicLine : public vtkNonLinearCell
46 {
47 public:
48  static vtkCubicLine *New();
50  void PrintSelf(ostream& os, vtkIndent indent) override;
51 
53 
56  int GetCellType() override {return VTK_CUBIC_LINE;};
57  int GetCellDimension() override {return 1;};
58  int GetNumberOfEdges() override {return 0;};
59  int GetNumberOfFaces() override {return 0;};
60  vtkCell *GetEdge(int) override {return nullptr;};
61  vtkCell *GetFace(int) override {return nullptr;};
62  int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override;
63  void Contour(double value, vtkDataArray *cellScalars,
65  vtkCellArray *lines, vtkCellArray *polys,
66  vtkPointData *inPd, vtkPointData *outPd,
67  vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) override;
68  int EvaluatePosition(const double x[3], double closestPoint[3],
69  int& subId, double pcoords[3],
70  double& dist2, double weights[]) override;
71  void EvaluateLocation(int& subId, const double pcoords[3], double x[3],
72  double *weights) override;
73  int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override;
74  void Derivatives(int subId, const double pcoords[3], const double *values,
75  int dim, double *derivs) override;
76  double *GetParametricCoords() override;
78 
83  double GetParametricDistance(const double pcoords[3]) override;
84 
89  void Clip(double value, vtkDataArray *cellScalars,
91  vtkPointData *inPd, vtkPointData *outPd,
92  vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
93  int insideOut) override;
94 
98  int GetParametricCenter(double pcoords[3]) override;
99 
104  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t,
105  double x[3], double pcoords[3], int& subId) override;
106 
107 
108 
112  static void InterpolationFunctions(const double pcoords[3], double weights[4]);
116  static void InterpolationDerivs(const double pcoords[3], double derivs[4]);
118 
122  void InterpolateFunctions(const double pcoords[3], double weights[4]) override
123  {
124  vtkCubicLine::InterpolationFunctions(pcoords,weights);
125  }
126  void InterpolateDerivs(const double pcoords[3], double derivs[4]) override
127  {
128  vtkCubicLine::InterpolationDerivs(pcoords,derivs);
129  }
131 
132 protected:
133  vtkCubicLine();
134  ~vtkCubicLine() override;
135 
137  vtkDoubleArray *Scalars; //used to avoid New/Delete in contouring/clipping
138 
139 private:
140  vtkCubicLine(const vtkCubicLine&) = delete;
141  void operator=(const vtkCubicLine&) = delete;
142 };
143 
144 //----------------------------------------------------------------------------
145 inline int vtkCubicLine::GetParametricCenter(double pcoords[3])
146 {
147 
148  pcoords[0]=pcoords[1] = pcoords[2] = 0.0;
149  return 0;
150 }
151 
152 #endif
153 
154 
155 
vtkLine * Line
Definition: vtkCubicLine.h:136
void InterpolateDerivs(const double pcoords[3], double derivs[4]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
Definition: vtkCubicLine.h:126
represent and manipulate point attribute data
Definition: vtkPointData.h:37
vtkCell * GetFace(int) override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:61
represent and manipulate cell attribute data
Definition: vtkCellData.h:38
Abstract class in support of both point location and point insertion.
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
abstract superclass for non-linear cells
static void InterpolationDerivs(const double pcoords[3], double derivs[4])
int vtkIdType
Definition: vtkType.h:347
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int GetNumberOfEdges() override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:58
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:56
virtual int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts)=0
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
dynamic, self-adjusting array of double
cell represents a cubic , isoparametric 1D line
Definition: vtkCubicLine.h:45
virtual double GetParametricDistance(const double pcoords[3])
Return the distance of the parametric coordinate provided to the cell.
cell represents a 1D line
Definition: vtkLine.h:35
abstract class to specify cell behavior
Definition: vtkCell.h:59
virtual void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights)=0
Determine global coordinate (x[3]) from subId and parametric coordinates.
a simple class to control print indentation
Definition: vtkIndent.h:39
static void InterpolationFunctions(const double pcoords[3], double weights[4])
vtkDoubleArray * Scalars
Definition: vtkCubicLine.h:137
list of point or cell ids
Definition: vtkIdList.h:36
int GetParametricCenter(double pcoords[3]) override
Return the center of the triangle in parametric coordinates.
Definition: vtkCubicLine.h:145
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:54
virtual void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut)=0
Cut (or clip) the cell based on the input cellScalars and the specified value.
void InterpolateFunctions(const double pcoords[3], double weights[4]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
Definition: vtkCubicLine.h:122
virtual int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[])=0
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
int GetNumberOfFaces() override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:59
object to represent cell connectivity
Definition: vtkCellArray.h:50
virtual void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd)=0
Generate contouring primitives.
virtual void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs)=0
Compute derivatives given cell subId and parametric coordinates.
vtkCell * GetEdge(int) override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:60
int GetCellDimension() override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:57
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
virtual int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId)=0
Intersect with a ray.
represent and manipulate 3D points
Definition: vtkPoints.h:39