28#ifndef vtkSPHCubicKernel_h
29#define vtkSPHCubicKernel_h
31#include "vtkFiltersPointsModule.h"
35VTK_ABI_NAMESPACE_BEGIN
63 double tmp1 = 2.0 - (std::min)(d, 2.0);
64 double tmp2 = 1.0 - (std::min)(d, 1.0);
65 return (0.25 * tmp1 * tmp1 * tmp1 - tmp2 * tmp2 * tmp2);
76 double tmp1 = 2.0 - (std::min)(d, 2.0);
77 double tmp2 = 1.0 - (std::min)(d, 1.0);
78 return (-0.75 * tmp1 * tmp1 + 3.0 * tmp2 * tmp2);
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 cubic SPH interpolation kernel
double ComputeFunctionWeight(const double d) override
Compute weighting factor given a normalized distance from a sample point.
~vtkSPHCubicKernel() override
static vtkSPHCubicKernel * New()
Standard methods for instantiation, obtaining type information, and printing.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instantiation, obtaining type information, and printing.
void Initialize(vtkAbstractPointLocator *loc, vtkDataSet *ds, vtkPointData *pd) override
Produce the computational parameters for the kernel.
double ComputeDerivWeight(const double d) override
Compute weighting factor for derivative quantities given a normalized distance from a sample point.
a family of SPH interpolation kernels