40#ifndef vtkSPHQuinticKernel_h
41#define vtkSPHQuinticKernel_h
43#include "vtkFiltersPointsModule.h"
74 double tmp1 = 3.0 - std::min(d, 3.0);
75 double tmp2 = 2.0 - std::min(d, 2.0);
76 double tmp3 = 1.0 - std::min(d, 1.0);
77 return (tmp1 * tmp1 * tmp1 * tmp1 * tmp1 - 6.0 * tmp2 * tmp2 * tmp2 * tmp2 * tmp2 +
78 15.0 * tmp3 * tmp3 * tmp3 * tmp3 * tmp3);
89 double tmp1 = 3.0 - std::min(d, 3.0);
90 double tmp2 = 2.0 - std::min(d, 2.0);
91 double tmp3 = 1.0 - std::min(d, 1.0);
92 return (-5.0 * tmp1 * tmp1 * tmp1 * tmp1 + 30.0 * tmp2 * tmp2 * tmp2 * tmp2 +
93 -75.0 * tmp3 * tmp3 * tmp3 * tmp3);
abstract class to quickly locate points in 3-space
abstract class to specify dataset behavior
dynamic, self-adjusting array of double
list of point or cell ids
a simple class to control print indentation
represent and manipulate point attribute data
a family of SPH interpolation kernels
a quintic SPH interpolation kernel
void Initialize(vtkAbstractPointLocator *loc, vtkDataSet *ds, vtkPointData *pd) override
Produce the computational parameters for the kernel.
static vtkSPHQuinticKernel * New()
Standard methods for instantiation, obtaining type information, and printing.
double ComputeDerivWeight(const double d) override
Compute weighting factor for derivative quantities given a normalized distance from a sample point.
double ComputeFunctionWeight(const double d) override
Compute weighting factor given a normalized distance from a sample point.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instantiation, obtaining type information, and printing.
~vtkSPHQuinticKernel() override