29 lines
528 B
C++
29 lines
528 B
C++
#include "manifold_plane_wiggle.h"
|
|
|
|
#include <cmath>
|
|
|
|
using namespace LAMMPS_NS;
|
|
using namespace user_manifold;
|
|
|
|
manifold_plane_wiggle::manifold_plane_wiggle( LAMMPS *lmp, int /*argc*/, char **/*argv*/ ) :
|
|
manifold(lmp)
|
|
{}
|
|
|
|
|
|
double manifold_plane_wiggle::g( const double *x )
|
|
{
|
|
double a = params[0];
|
|
double w = params[1];
|
|
return x[2] - a*sin(w*x[0]);
|
|
}
|
|
|
|
|
|
void manifold_plane_wiggle::n( const double *x, double *n )
|
|
{
|
|
double a = params[0];
|
|
double w = params[1];
|
|
n[2] = 1;
|
|
n[1] = 0.0;
|
|
n[0] = -a*w*cos(w*x[0]);
|
|
}
|