/usr/include/liggghts/pair_sph.h is in libliggghts-dev 2.3.8-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 | /* ----------------------------------------------------------------------
LIGGGHTS - LAMMPS Improved for General Granular and Granular Heat
Transfer Simulations
LIGGGHTS is part of the CFDEMproject
www.liggghts.com | www.cfdem.com
Christoph Kloss, christoph.kloss@cfdem.com
Copyright 2009-2012 JKU Linz
Copyright 2012- DCS Computing GmbH, Linz
LIGGGHTS is based on LAMMPS
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
This software is distributed under the GNU General Public License.
See the README file in the top-level directory.
------------------------------------------------------------------------- */
/* ----------------------------------------------------------------------
Contributing author for SPH:
Andreas Aigner (CD Lab Particulate Flow Modelling, JKU)
andreas.aigner@jku.at
------------------------------------------------------------------------- */
#ifdef PAIR_CLASS
#else
#ifndef LMP_PAIR_SPH_H
#define LMP_PAIR_SPH_H
#include "pair.h"
namespace LAMMPS_NS {
class PairSph : public Pair {
public:
friend class FixSPH;
PairSph(class LAMMPS *);
~PairSph();
/* INHERITED FROM Pair */
virtual void compute(int, int) = 0;
virtual void settings(int, char **) = 0;
virtual void setKernelAndLength(int, char **);
virtual void coeff(int, char **) = 0;
virtual void init_style();
virtual void init_substyle() = 0;
virtual void init_list(int, class NeighList *);
virtual double init_one(int, int);
virtual void write_restart(FILE *){}
virtual void read_restart(FILE *){}
virtual void write_restart_settings(FILE *){}
virtual void read_restart_settings(FILE *){}
//virtual void reset_dt();
/* PUBLIC ACCESS FUNCTIONS */
int sph_kernel_id(){return kernel_id;}
int returnPairStyle(){return pairStyle_; };
double returnViscosity() {return viscosity_; };
protected:
void allocate();
virtual void updatePtrs();
virtual void updateRadius();
//virtual double interpDist(double, double);
inline double interpDist(double disti, double distj) {return 0.5*(disti+distj);}
class FixPropertyAtom* fppaSl; //fix for smoothing length
class FixPropertyGlobal* fppaSlType; //fix for per type smoothing length
double *sl; // per atom smoothing length
double **slComType; // common smoothing length in case of mass_type=1
double sl_0;
int kernel_id;
char *kernel_style;
double *onerad;
double *maxrad;
int mass_type; // flag defined in atom_vec*
int pairStyle_;
double viscosity_;
// storage for force part caused by pressure gradient (grad P / rho):
class FixPropertyAtom* fix_fgradP_;
double **fgradP_;
};
}
#endif
#endif
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