40 #ifndef vtkSPHCubicKernel_h
41 #define vtkSPHCubicKernel_h
43 #include "vtkFiltersPointsModule.h"
74 double tmp1 = 2.0 - std::min(d, 2.0);
75 double tmp2 = 1.0 - std::min(d, 1.0);
76 return (0.25 * tmp1 * tmp1 * tmp1 - tmp2 * tmp2 * tmp2);
87 double tmp1 = 2.0 - std::min(d, 2.0);
88 double tmp2 = 1.0 - std::min(d, 1.0);
89 return (-0.75 * tmp1 * tmp1 + 3.0 * tmp2 * tmp2);
double ComputeDerivWeight(const double d) override
Compute weighting factor for derivative quantities given a normalized distance from a sample point...
represent and manipulate point attribute data
abstract class to specify dataset behavior
a cubic SPH interpolation kernel
double ComputeFunctionWeight(const double d) override
Compute weighting factor given a normalized distance from a sample point.
dynamic, self-adjusting array of double
a simple class to control print indentation
abstract class to quickly locate points in 3-space
list of point or cell ids
void Initialize(vtkAbstractPointLocator *loc, vtkDataSet *ds, vtkPointData *pd) override
Produce the computational parameters for the kernel.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instantiation, obtaining type information, and printing.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
a family of SPH interpolation kernels