weight.hpp File Reference

#include "common.hpp"

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Functions
double	weight (double dis, double re)
	Wight function for MPS method presented by Koshizuka and Oka, 1996

Function Documentation

weight()

double weight	(	double	dis,
		double	re )

Wight function for MPS method presented by Koshizuka and Oka, 1996

Parameters

dis	distance of each particle \(r\). It must be positive.
re	effective radius \(r_e\)

Returns

weight

\[w(r) = \frac{r_e}{r} - 1\]

Definition at line 5 of file weight.cpp.

                                     {
    assert(dis > 0.0);
 
    if (dis >= re) {
        return 0.0;
 
    } else {
        return (re / dis) - 1.0;
    }
}

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