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