VTK
vtkQuadraticTriangle.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkQuadraticTriangle.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 vtkQuadraticTriangle_h
37#define vtkQuadraticTriangle_h
38
39#include "vtkCommonDataModelModule.h" // For export macro
40#include "vtkNonLinearCell.h"
41
43class vtkTriangle;
44class vtkDoubleArray;
45
46class VTKCOMMONDATAMODEL_EXPORT vtkQuadraticTriangle : public vtkNonLinearCell
47{
48public:
51 void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
52
54
58 int GetCellType() VTK_OVERRIDE {return VTK_QUADRATIC_TRIANGLE;};
59 int GetCellDimension() VTK_OVERRIDE {return 2;}
60 int GetNumberOfEdges() VTK_OVERRIDE {return 3;}
61 int GetNumberOfFaces() VTK_OVERRIDE {return 0;}
62 vtkCell *GetEdge(int edgeId) VTK_OVERRIDE;
63 vtkCell *GetFace(int) VTK_OVERRIDE {return 0;}
65
66 int CellBoundary(int subId, double pcoords[3], vtkIdList *pts) VTK_OVERRIDE;
67 void Contour(double value, vtkDataArray *cellScalars,
69 vtkCellArray *lines, vtkCellArray *polys,
70 vtkPointData *inPd, vtkPointData *outPd,
71 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) VTK_OVERRIDE;
72 int EvaluatePosition(double x[3], double* closestPoint,
73 int& subId, double pcoords[3],
74 double& dist2, double *weights) VTK_OVERRIDE;
75 void EvaluateLocation(int& subId, double pcoords[3], double x[3],
76 double *weights) VTK_OVERRIDE;
77 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) VTK_OVERRIDE;
78 void Derivatives(int subId, double pcoords[3], double *values,
79 int dim, double *derivs) VTK_OVERRIDE;
80 double *GetParametricCoords() VTK_OVERRIDE;
81
87 void Clip(double value, vtkDataArray *cellScalars,
89 vtkPointData *inPd, vtkPointData *outPd,
90 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
91 int insideOut) VTK_OVERRIDE;
92
97 int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
98 double x[3], double pcoords[3], int& subId) VTK_OVERRIDE;
99
100
104 int GetParametricCenter(double pcoords[3]) VTK_OVERRIDE;
105
110 double GetParametricDistance(double pcoords[3]) VTK_OVERRIDE;
111
115 static void InterpolationFunctions(double pcoords[3], double weights[6]);
119 static void InterpolationDerivs(double pcoords[3], double derivs[12]);
121
125 void InterpolateFunctions(double pcoords[3], double weights[6]) VTK_OVERRIDE
126 {
128 }
129 void InterpolateDerivs(double pcoords[3], double derivs[12]) VTK_OVERRIDE
130 {
132 }
134
135protected:
137 ~vtkQuadraticTriangle() VTK_OVERRIDE;
138
141 vtkDoubleArray *Scalars; //used to avoid New/Delete in contouring/clipping
142
143private:
144 vtkQuadraticTriangle(const vtkQuadraticTriangle&) VTK_DELETE_FUNCTION;
145 void operator=(const vtkQuadraticTriangle&) VTK_DELETE_FUNCTION;
146};
147//----------------------------------------------------------------------------
148inline int vtkQuadraticTriangle::GetParametricCenter(double pcoords[3])
149{
150 pcoords[0] = pcoords[1] = 1./3;
151 pcoords[2] = 0.0;
152 return 0;
153}
154
155
156#endif
157
158
object to represent cell connectivity
Definition: vtkCellArray.h:51
represent and manipulate cell attribute data
Definition: vtkCellData.h:39
abstract class to specify cell behavior
Definition: vtkCell.h:60
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:55
dynamic, self-adjusting array of double
list of point or cell ids
Definition: vtkIdList.h:37
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:40
abstract superclass for non-linear cells
represent and manipulate point attribute data
Definition: vtkPointData.h:38
represent and manipulate 3D points
Definition: vtkPoints.h:40
cell represents a parabolic, isoparametric edge
cell represents a parabolic, isoparametric triangle
static void InterpolationFunctions(double pcoords[3], double weights[6])
~vtkQuadraticTriangle() override
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
static void InterpolationDerivs(double pcoords[3], double derivs[12])
void InterpolateDerivs(double pcoords[3], double derivs[12]) 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
Generate contouring primitives.
static vtkQuadraticTriangle * New()
int GetCellType() override
Implement the vtkCell API.
int GetNumberOfEdges() override
Return the number of edges in the cell.
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
vtkCell * GetEdge(int edgeId) override
Return the edge cell from the edgeId of the cell.
void EvaluateLocation(int &subId, double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
int GetNumberOfFaces() override
Return the number of faces in the cell.
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
int EvaluatePosition(double x[3], double *closestPoint, 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...
int CellBoundary(int subId, double pcoords[3], vtkIdList *pts) override
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
void Derivatives(int subId, double pcoords[3], double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
a cell that represents a triangle
Definition: vtkTriangle.h:42
@ value
Definition: vtkX3D.h:220
@ index
Definition: vtkX3D.h:246
@ VTK_QUADRATIC_TRIANGLE
Definition: vtkCellType.h:65
int vtkIdType
Definition: vtkType.h:287