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vtkQuadraticEdge.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkQuadraticEdge.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 =========================================================================*/
31 #ifndef vtkQuadraticEdge_h
32 #define vtkQuadraticEdge_h
33 
34 #include "vtkCommonDataModelModule.h" // For export macro
35 #include "vtkNonLinearCell.h"
36 
37 class vtkLine;
38 class vtkDoubleArray;
39 
40 class VTKCOMMONDATAMODEL_EXPORT vtkQuadraticEdge : public vtkNonLinearCell
41 {
42 public:
43  static vtkQuadraticEdge *New();
45  void PrintSelf(ostream& os, vtkIndent indent) override;
46 
51  int GetCellType() override {return VTK_QUADRATIC_EDGE;};
52  int GetCellDimension() override {return 1;}
53  int GetNumberOfEdges() override {return 0;}
54  int GetNumberOfFaces() override {return 0;}
55  vtkCell *GetEdge(int) override {return nullptr;}
56  vtkCell *GetFace(int) override {return nullptr;}
57 
58  int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override;
59  void Contour(double value, vtkDataArray *cellScalars,
61  vtkCellArray *lines, vtkCellArray *polys,
62  vtkPointData *inPd, vtkPointData *outPd,
63  vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) override;
64  int EvaluatePosition(const double x[3], double closestPoint[3],
65  int& subId, double pcoords[3],
66  double& dist2, double weights[]) override;
67  void EvaluateLocation(int& subId, const double pcoords[3], double x[3],
68  double *weights) override;
69  int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override;
70  void Derivatives(int subId, const double pcoords[3], const double *values,
71  int dim, double *derivs) override;
72  double *GetParametricCoords() override;
73 
78  void Clip(double value, vtkDataArray *cellScalars,
80  vtkPointData *inPd, vtkPointData *outPd,
81  vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
82  int insideOut) override;
83 
88  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t,
89  double x[3], double pcoords[3], int& subId) override;
90 
94  int GetParametricCenter(double pcoords[3]) override;
95 
99  static void InterpolationFunctions(const double pcoords[3], double weights[3]);
103  static void InterpolationDerivs(const double pcoords[3], double derivs[3]);
105 
109  void InterpolateFunctions(const double pcoords[3], double weights[3]) override
110  {
112  }
113  void InterpolateDerivs(const double pcoords[3], double derivs[3]) override
114  {
116  }
118 
119 protected:
121  ~vtkQuadraticEdge() override;
122 
124  vtkDoubleArray *Scalars; //used to avoid New/Delete in contouring/clipping
125 
126 private:
127  vtkQuadraticEdge(const vtkQuadraticEdge&) = delete;
128  void operator=(const vtkQuadraticEdge&) = delete;
129 };
130 //----------------------------------------------------------------------------
131 inline int vtkQuadraticEdge::GetParametricCenter(double pcoords[3])
132 {
133  pcoords[0] = 0.5;
134  pcoords[1] = pcoords[2] = 0.;
135  return 0;
136 }
137 
138 #endif
139 
140 
vtkPoints
represent and manipulate 3D points
Definition: vtkPoints.h:33
vtkCell::IntersectWithLine
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.
vtkQuadraticEdge::GetEdge
vtkCell * GetEdge(int) override
Return the edge cell from the edgeId of the cell.
Definition: vtkQuadraticEdge.h:55
vtkQuadraticEdge::GetNumberOfEdges
int GetNumberOfEdges() override
Return the number of edges in the cell.
Definition: vtkQuadraticEdge.h:53
vtkCell::Contour
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.
vtkQuadraticEdge::Line
vtkLine * Line
Definition: vtkQuadraticEdge.h:123
vtkPointData
represent and manipulate point attribute data
Definition: vtkPointData.h:31
vtkX3D::value
Definition: vtkX3D.h:220
vtkIdType
int vtkIdType
Definition: vtkType.h:347
vtkObject::New
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
vtkQuadraticEdge::InterpolationFunctions
static void InterpolationFunctions(const double pcoords[3], double weights[3])
vtkQuadraticEdge::GetCellDimension
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
Definition: vtkQuadraticEdge.h:52
vtkDataArray
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:48
vtkCell::EvaluateLocation
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.
vtkLine
cell represents a 1D line
Definition: vtkLine.h:29
vtkQuadraticEdge::InterpolateDerivs
void InterpolateDerivs(const double pcoords[3], double derivs[3]) override
Definition: vtkQuadraticEdge.h:113
vtkCell::Triangulate
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
vtkCell
abstract class to specify cell behavior
Definition: vtkCell.h:56
vtkQuadraticEdge::InterpolationDerivs
static void InterpolationDerivs(const double pcoords[3], double derivs[3])
vtkCellData
represent and manipulate cell attribute data
Definition: vtkCellData.h:32
vtkQuadraticEdge::Scalars
vtkDoubleArray * Scalars
Definition: vtkQuadraticEdge.h:124
vtkQuadraticEdge::InterpolateFunctions
void InterpolateFunctions(const double pcoords[3], double weights[3]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition: vtkQuadraticEdge.h:109
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkCellArray
object to represent cell connectivity
Definition: vtkCellArray.h:44
vtkIncrementalPointLocator
Abstract class in support of both point location and point insertion.
Definition: vtkIncrementalPointLocator.h:51
vtkIdList
list of point or cell ids
Definition: vtkIdList.h:30
vtkQuadraticEdge::GetParametricCenter
int GetParametricCenter(double pcoords[3]) override
Return the center of the quadratic tetra in parametric coordinates.
Definition: vtkQuadraticEdge.h:131
VTK_QUADRATIC_EDGE
Definition: vtkCellType.h:64
vtkCell::CellBoundary
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...
vtkNonLinearCell.h
vtkCell::EvaluatePosition
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...
vtkCell::GetParametricCoords
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
vtkNonLinearCell
abstract superclass for non-linear cells
Definition: vtkNonLinearCell.h:36
vtkCell::Clip
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.
vtkNonLinearCell::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkQuadraticEdge::GetFace
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
Definition: vtkQuadraticEdge.h:56
vtkCell::Derivatives
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::GetParametricCenter
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
vtkDoubleArray
dynamic, self-adjusting array of double
Definition: vtkDoubleArray.h:35
vtkQuadraticEdge::GetNumberOfFaces
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkQuadraticEdge.h:54
vtkQuadraticEdge::GetCellType
int GetCellType() override
Implement the vtkCell API.
Definition: vtkQuadraticEdge.h:51
vtkX3D::index
Definition: vtkX3D.h:246
vtkQuadraticEdge
cell represents a parabolic, isoparametric edge
Definition: vtkQuadraticEdge.h:40