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pair_lj_cut_coul_long_intel.h
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Sat, Jul 13, 06:23

pair_lj_cut_coul_long_intel.h
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/* -*- c++ -*- ----------------------------------------------------------
LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
http://lammps.sandia.gov, Sandia National Laboratories
Steve Plimpton, sjplimp@sandia.gov
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.
------------------------------------------------------------------------- */
/* ----------------------------------------------------------------------
Contributing author: W. Michael Brown (Intel)
------------------------------------------------------------------------- */
#ifdef PAIR_CLASS
PairStyle(lj/cut/coul/long/intel,PairLJCutCoulLongIntel)
#else
#ifndef LMP_PAIR_LJ_CUT_COUL_LONG_INTEL_H
#define LMP_PAIR_LJ_CUT_COUL_LONG_INTEL_H
#include "pair_lj_cut_coul_long.h"
#include "fix_intel.h"
namespace LAMMPS_NS {
class PairLJCutCoulLongIntel : public PairLJCutCoulLong {
public:
PairLJCutCoulLongIntel(class LAMMPS *);
virtual ~PairLJCutCoulLongIntel();
virtual void compute(int, int);
void init_style();
typedef struct { float x,y,z; int w; } sng4_t;
private:
FixIntel *fix;
int _cop;
template <class flt_t> class ForceConst;
template <class flt_t, class acc_t>
void compute(int eflag, int vflag, IntelBuffers<flt_t,acc_t> *buffers,
const ForceConst<flt_t> &fc);
template <int EVFLAG, int EFLAG, int NEWTON_PAIR, class flt_t, class acc_t>
void eval(const int offload, const int vflag,
IntelBuffers<flt_t,acc_t> * buffers,
const ForceConst<flt_t> &fc, const int astart, const int aend);
template <class flt_t, class acc_t>
void pack_force_const(ForceConst<flt_t> &fc,
IntelBuffers<flt_t, acc_t> *buffers);
// ----------------------------------------------------------------------
template <class flt_t>
class ForceConst {
public:
typedef struct { flt_t cutsq, cut_ljsq, lj1, lj2; } c_force_t;
typedef struct { flt_t lj3, lj4, offset, pad; } c_energy_t;
typedef struct { flt_t r, dr, f, df; } table_t;
__declspec(align(64)) flt_t special_coul[4];
__declspec(align(64)) flt_t special_lj[4];
flt_t g_ewald, tabinnersq;
c_force_t **c_force;
c_energy_t **c_energy;
table_t *table;
flt_t *etable, *detable, *ctable, *dctable;
ForceConst() : _ntypes(0), _ntable(0) {}
~ForceConst() { set_ntypes(0,0,NULL,_cop); }
void set_ntypes(const int ntypes, const int ntable, Memory *memory,
const int cop);
private:
int _ntypes, _ntable, _cop;
Memory *_memory;
};
ForceConst<float> force_const_single;
ForceConst<double> force_const_double;
};
}
#endif
#endif
/* ERROR/WARNING messages:
E: The 'package intel' command is required for /intel styles
Self-explanatory.
*/

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