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25 #ifndef __vtkEmptyCell_h
26 #define __vtkEmptyCell_h
35 void PrintSelf(ostream& os,
vtkIndent indent);
45 int CellBoundary(
int subId,
double pcoords[3],
vtkIdList *pts);
58 int EvaluatePosition(
double x[3],
double* closestPoint,
59 int& subId,
double pcoords[3],
60 double& dist2,
double *weights);
61 void EvaluateLocation(
int& subId,
double pcoords[3],
double x[3],
63 int IntersectWithLine(
double p1[3],
double p2[3],
double tol,
double& t,
64 double x[3],
double pcoords[3],
int& subId);
66 void Derivatives(
int subId,
double pcoords[3],
double *values,
67 int dim,
double *derivs);
72 virtual void InterpolateFunctions(
double pcoords[3],
double *weights);
73 virtual void InterpolateDerivs(
double pcoords[3],
double *derivs);