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41 #ifndef vtkBiQuadraticTriangle_h
42 #define vtkBiQuadraticTriangle_h
44 #include "vtkCommonDataModelModule.h"
78 int& subId,
double pcoords[3],
79 double& dist2,
double weights[])
override;
81 double *weights)
override;
83 void Derivatives(
int subId,
const double pcoords[3],
const double *values,
84 int dim,
double *derivs)
override;
96 int insideOut)
override;
102 int IntersectWithLine(
const double p1[3],
const double p2[3],
double tol,
double& t,
103 double x[3],
double pcoords[3],
int& subId)
override;
120 static void InterpolationFunctions(
const double pcoords[3],
double weights[7]);
124 static void InterpolationDerivs(
const double pcoords[3],
double derivs[14]);
155 pcoords[0] = pcoords[1] = 1./3;
represent and manipulate 3D points
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.
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.
represent and manipulate point attribute data
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
cell represents a parabolic, isoparametric triangle
void InterpolateDerivs(const double pcoords[3], double derivs[14]) override
int GetParametricCenter(double pcoords[3]) override
Return the center of the quadratic triangle in parametric coordinates.
abstract superclass for arrays of numeric data
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.
void InterpolateFunctions(const double pcoords[3], double weights[7]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
int GetNumberOfFaces() override
Return the number of faces in the cell.
int GetNumberOfEdges() override
Return the number of edges in the cell.
abstract class to specify cell behavior
represent and manipulate cell attribute data
a simple class to control print indentation
object to represent cell connectivity
Abstract class in support of both point location and point insertion.
list of point or cell ids
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
a cell that represents a triangle
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...
int GetCellType() override
Implement the vtkCell API.
virtual double GetParametricDistance(const double pcoords[3])
Return the distance of the parametric coordinate provided to the cell.
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...
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
abstract superclass for non-linear cells
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.
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
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.
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
dynamic, self-adjusting array of double
static void InterpolationFunctions(const double pcoords[3], double weights[7])
cell represents a parabolic, isoparametric edge
static void InterpolationDerivs(const double pcoords[3], double derivs[14])