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34 #ifndef vtkLagrangeTetra_h
35 #define vtkLagrangeTetra_h
37 #include "vtkCommonDataModelModule.h"
40 #define VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER 6
42 #define MAX_POINTS ((VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER + 1) * \
43 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER + 2) * \
44 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER + 3)/6)
46 #define MAX_SUBTETRAHEDRA (((VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER - 2) * \
47 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER - 1) * \
48 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER)) + \
49 4*((VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER - 1) * \
50 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER) * \
51 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER + 1)) + \
52 ((VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER) * \
53 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER + 1) * \
54 (VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER + 2))/6)
86 int& subId,
double pcoords[3],
87 double& dist2,
double weights[])
override;
89 double *weights)
override;
99 int insideOut)
override;
100 int IntersectWithLine(
const double p1[3],
const double p2[3],
double tol,
double& t,
101 double x[3],
double pcoords[3],
int& subId)
override;
103 void JacobianInverse(
const double pcoords[3],
double** inverse,
double* derivs);
104 void Derivatives(
int subId,
const double pcoords[3],
const double *values,
105 int dim,
double *derivs)
override;
134 void SubtetraBarycentricPointIndices(
vtkIdType cellIndex,
136 void TetraFromOctahedron(
vtkIdType cellIndex,
161 #undef MAX_SUBTETRAHEDRA
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.
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
represent and manipulate point attribute data
static int MaximumOrder()
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
virtual void Initialize()
int GetNumberOfFaces() override
Return the number of faces in the cell.
#define VTK_LAGRANGE_TETRAHEDRON_MAX_ORDER
vtkIdType NumberOfSubtetras
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.
static int MaximumNumberOfPoints()
vtkIdType GetNumberOfSubtetras() const
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
int GetNumberOfEdges() override
Return the number of edges in the cell.
vtkIdType GetOrder() const
abstract class to specify cell behavior
represent and manipulate cell attribute data
virtual vtkCell * GetFace(int faceId)=0
Return the face cell from the faceId of the cell.
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
#define MAX_SUBTETRAHEDRA
A 2D cell that represents an arbitrary order Lagrange 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...
virtual void InterpolateDerivs(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(derivs))
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.
A 3D cell that represents an arbitrary order Lagrange tetrahedron.
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
int GetCellType() override
Return the type of cell.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual void InterpolateFunctions(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(weight))
Compute the interpolation functions/derivatives (aka shape functions/derivatives) No-ops at this leve...
double * ParametricCoordinates
vtkLagrangeTriangle * Face
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
a 3D cell that represents a tetrahedron
int RequiresInitialization() override
Some cells require initialization prior to access.