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39 #include "vtkCommonDataModelModule.h"
80 int insideOut)
override;
82 int& subId,
double pcoords[3],
83 double& dist2,
double weights[])
override;
85 double *weights)
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;
89 void Derivatives(
int subId,
const double pcoords[3],
const double *values,
90 int dim,
double *derivs)
override;
101 static int* GetTriangleCases(
int caseId);
124 static void TetraCenter(
double p1[3],
double p2[3],
double p3[3],
double p4[3],
132 static double Circumsphere(
double p1[3],
double p2[3],
double p3[3],
133 double p4[3],
double center[3]);
140 static double Insphere(
double p1[3],
double p2[3],
double p3[3],
141 double p4[3],
double center[3]);
155 static int BarycentricCoords(
double x[3],
double x1[3],
double x2[3],
156 double x3[3],
double x4[3],
double bcoords[4]);
162 static double ComputeVolume(
double p1[3],
double p2[3],
double p3[3],
170 int JacobianInverse(
double **inverse,
double derivs[12]);
175 static void InterpolationFunctions(
const double pcoords[3],
double weights[4]);
179 static void InterpolationDerivs(
const double pcoords[3],
double derivs[12]);
213 void operator=(
const vtkTetra&) =
delete;
218 pcoords[0] = pcoords[1] = pcoords[2] = 0.25;
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.
static void InterpolationDerivs(const double pcoords[3], double derivs[12])
int GetCellType() override
See the vtkCell API for descriptions of these methods.
represent and manipulate point attribute data
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
void InterpolateDerivs(const double pcoords[3], double derivs[12]) override
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.
cell represents a 1D line
abstract class to specify 3D cell interface
#define VTK_SIZEHINT(...)
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
abstract class to specify cell behavior
void InterpolateFunctions(const double pcoords[3], double weights[4]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
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
int GetNumberOfFaces() override
Return the number of faces in the cell.
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.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
a cell that represents a triangle
int GetNumberOfEdges() override
Return the number of edges in the cell.
static void InterpolationFunctions(const double pcoords[3], double weights[4])
virtual void GetEdgePoints(int edgeId, int *&pts)=0
Get the pair of vertices that define an edge.
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 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.
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
int GetParametricCenter(double pcoords[3]) override
Return the center of the tetrahedron in parametric coordinates.
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.
virtual void GetFacePoints(int faceId, int *&pts)=0
Get the list of vertices that define a face.
dataset represents arbitrary combinations of all possible cell types
a 3D cell that represents a tetrahedron
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Cut (or clip) the cell based on the input cellScalars and the specified value.