Files
lammps/src/region_ellipsoid.h
2022-10-24 11:08:26 -04:00

62 lines
1.8 KiB
C++

/* -*- c++ -*- ----------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
https://www.lammps.org/, Sandia National Laboratories
LAMMPS development team: developers@lammps.org
Copyright (2003) Sandia Corporation. Under the terms of Contract
DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
certain rights in this software. This software is distributed under
the GNU General Public License.
See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */
#ifdef REGION_CLASS
// clang-format off
RegionStyle(ellipsoid,RegEllipsoid);
// clang-format on
#else
#ifndef LMP_REGION_ELLIPSOID_H
#define LMP_REGION_ELLIPSOID_H
#include "region.h"
namespace LAMMPS_NS {
class RegEllipsoid : public Region {
public:
RegEllipsoid(class LAMMPS *, int, char **);
~RegEllipsoid() override;
void init() override;
int inside(double, double, double) override;
int surface_interior(double *, double) override;
int surface_exterior(double *, double) override;
void shape_update() override;
private:
double xc, yc, zc;
double a, b, c;
int xstyle, xvar;
int ystyle, yvar;
int zstyle, zvar;
int astyle, avar;
int bstyle, bvar;
int cstyle, cvar;
char *xstr, *ystr, *zstr;
char *astr, *bstr, *cstr;
void variable_check();
double GetRoot2D(double r0, double z0, double z1, double g);
double GetRoot3D(double r0, double r1, double z0, double z1, double z2, double g);
double DistancePointEllipse(double e0, double e1, double y0, double y1, double &x0, double &x1);
double DistancePointEllipsoid(double e0, double e1, double e2, double y0, double y1, double y2,
double &x0, double &x1, double &x2);
};
} // namespace LAMMPS_NS
#endif
#endif