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43 #define VTK_CELL_SIZE 512
44 #define VTK_TOL 1.e-05 // Tolerance for geometric calculation
46 #include "vtkCommonDataModelModule.h"
191 int& subId,
double pcoords[3],
192 double& dist2,
double *weights) = 0;
200 double x[3],
double *weights) = 0;
249 double tol,
double& t,
double x[3],
250 double pcoords[3],
int& subId) = 0;
278 virtual void Derivatives(
int subId,
double pcoords[3],
double *values,
279 int dim,
double *derivs) = 0;
366 void operator=(const
vtkCell&) VTK_DELETE_FUNCTION;
represent and manipulate 3D points
void Initialize(int npts, vtkIdType *pts, vtkPoints *p)
Initialize cell from outside with point ids and point coordinates specified.
virtual int CellBoundary(int subId, double pcoords[3], vtkIdList *pts)=0
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
double * GetBounds()
Compute cell bounding box (xmin,xmax,ymin,ymax,zmin,zmax).
virtual void DeepCopy(vtkCell *c)
Copy this cell by completely copying internal data structures.
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.
virtual void ShallowCopy(vtkCell *c)
Copy this cell by reference counting the internal data structures.
represent and manipulate point attribute data
virtual int RequiresExplicitFaceRepresentation()
Determine whether the cell requires explicit face representation, and methods for setting and getting...
virtual int GetCellDimension()=0
Return the topological dimensional of the cell (0,1,2, or 3).
virtual void Initialize()
abstract base class for most VTK objects
virtual double GetParametricDistance(double pcoords[3])
Return the distance of the parametric coordinate provided to the cell.
abstract superclass for arrays of numeric data
virtual int GetCellType()=0
Return the type of cell.
virtual void InterpolateFunctions(double vtkNotUsed(pcoords)[3], double *vtkNotUsed(weight))
Compute the interpolation functions/derivatives (aka shape functions/derivatives) No-ops at this leve...
virtual void EvaluateLocation(int &subId, double pcoords[3], double x[3], double *weights)=0
Determine global coordinate (x[3]) from subId and parametric coordinates.
virtual int IsLinear()
Non-linear cells require special treatment beyond the usual cell type and connectivity list informati...
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
vtkIdList * GetPointIds()
Return the list of point ids defining the cell.
virtual vtkIdType * GetFaces()
virtual void InterpolateDerivs(double vtkNotUsed(pcoords)[3], double *vtkNotUsed(derivs))
void GetBounds(double bounds[6])
Compute cell bounding box (xmin,xmax,ymin,ymax,zmin,zmax).
abstract class to specify cell behavior
virtual void Derivatives(int subId, double pcoords[3], double *values, int dim, double *derivs)=0
Compute derivatives given cell subId and parametric coordinates.
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
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
object to represent cell connectivity
Abstract class in support of both point location and point insertion.
list of point or cell ids
virtual double * GetParametricCoords()
Return a contiguous array of parametric coordinates of the points defining this cell.
virtual int IsPrimaryCell()
Return whether this cell type has a fixed topology or whether the topology varies depending on the da...
virtual int GetNumberOfEdges()=0
Return the number of edges in the cell.
virtual int GetNumberOfFaces()=0
Return the number of faces in the cell.
virtual int IsExplicitCell()
Explicit cells require additional representational information beyond the usual cell type and connect...
vtkIdType GetNumberOfPoints()
Return the number of points in the cell.
virtual int RequiresInitialization()
Some cells require initialization prior to access.
virtual void SetFaces(vtkIdType *vtkNotUsed(faces))
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.
vtkIdType GetPointId(int ptId)
For cell point i, return the actual point id.
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
double GetLength2()
Compute Length squared of cell (i.e., bounding box diagonal squared).
vtkPoints * GetPoints()
Get the point coordinates for the cell.
virtual int EvaluatePosition(double x[3], double *closestPoint, 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 int IntersectWithLine(double p1[3], double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId)=0
Intersect with a ray.