33 #ifndef vtkQuadraticTriangle_h
34 #define vtkQuadraticTriangle_h
36 #include "vtkCommonDataModelModule.h"
67 int EvaluatePosition(
const double x[3],
double closestPoint[3],
int& subId,
double pcoords[3],
68 double& dist2,
double weights[])
override;
69 void EvaluateLocation(
int& subId,
const double pcoords[3],
double x[3],
double* weights)
override;
72 int subId,
const double pcoords[3],
const double* values,
int dim,
double* derivs)
override;
88 int IntersectWithLine(
const double p1[3],
const double p2[3],
double tol,
double& t,
double x[3],
89 double pcoords[3],
int& subId)
override;
134 pcoords[0] = pcoords[1] = 1. / 3;
object to represent cell connectivity
represent and manipulate cell attribute data
abstract class to specify cell behavior
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
abstract superclass for arrays of numeric data
dynamic, self-adjusting array of double
list of point or cell ids
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
abstract superclass for non-linear cells
represent and manipulate point attribute data
represent and manipulate 3D points
cell represents a parabolic, isoparametric edge
cell represents a parabolic, isoparametric triangle
void InterpolateDerivs(const double pcoords[3], double derivs[12]) override
~vtkQuadraticTriangle() override
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
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.
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...
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 * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Line-edge intersection.
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
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 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.
int GetParametricCenter(double pcoords[3]) override
Return the center of the quadratic triangle in parametric coordinates.
int GetCellType() override
Implement the vtkCell API.
int GetNumberOfEdges() override
Return the number of edges in the cell.
static void InterpolationFunctions(const double pcoords[3], double weights[6])
static vtkQuadraticTriangle * New()
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Clip this quadratic triangle using scalar value provided.
vtkCell * GetEdge(int edgeId) override
Return the edge cell from the edgeId of the cell.
void InterpolateFunctions(const double pcoords[3], double weights[6]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
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).
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
static void InterpolationDerivs(const double pcoords[3], double derivs[12])
a cell that represents a triangle