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29 #ifndef vtkLagrangeHexahedron_h
30 #define vtkLagrangeHexahedron_h
32 #include "vtkCommonDataModelModule.h"
69 int& subId,
double pcoords[3],
70 double& dist2,
double weights[])
override;
72 int& subId,
const double pcoords[3],
double x[3],
73 double* weights)
override;
85 int insideOut)
override;
86 int IntersectWithLine(
const double p1[3],
const double p2[3],
double tol,
double& t,
87 double x[3],
double pcoords[3],
int& subId)
override;
90 int subId,
const double pcoords[3],
const double* values,
91 int dim,
double* derivs)
override;
97 const int* GetOrder();
103 bool SubCellCoordinatesFromId(
vtkVector3i& ijk,
int subId);
104 bool SubCellCoordinatesFromId(
int& i,
int& j,
int& k,
int subId);
105 static int PointIndexFromIJK(
int i,
int j,
int k,
const int*
order);
106 int PointIndexFromIJK(
int i,
int j,
int k);
107 bool TransformApproxToCellParams(
int subCell,
double* pcoords);
108 bool TransformFaceToCellParams(
int bdyFace,
double* pcoords);
143 #endif // vtkLagrangeHexahedron_h
represent and manipulate 3D points
int GetNumberOfEdges() override
Return the number of edges in the cell.
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.
a cell that represents a linear 3D hexahedron
represent and manipulate point attribute data
vtkNew< vtkIdList > TmpIds
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
virtual void Initialize()
vtkSmartPointer< vtkCellData > ApproxCD
vtkNew< vtkLagrangeQuadrilateral > FaceCell
vtkSmartPointer< vtkHexahedron > Approx
vtkSmartPointer< vtkPointData > ApproxPD
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.
vtkNew< vtkLagrangeCurve > EdgeCell
int RequiresInitialization() override
Some cells require initialization prior to access.
vtkNew< vtkPoints > TmpPts
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
abstract class to specify cell behavior
vtkNew< vtkDoubleArray > CellScalars
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.
vtkNew< vtkLagrangeInterpolation > Interp
list of point or cell ids
vtkSmartPointer< vtkPoints > PointParametricCoordinates
vtkNew< vtkDoubleArray > Scalars
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.
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 InterpolateFunctions(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(weight))
Compute the interpolation functions/derivatives (aka shape functions/derivatives) No-ops at this leve...
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
int GetParametricCenter(double center[3]) override
Return center of the cell in parametric coordinates.
A 3D cell that represents an arbitrary order Lagrange hex.
int GetNumberOfFaces() override
Return the number of faces in the cell.
int GetCellType() override
Return the type of cell.
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).