/usr/include/liggghts/mesh_mover.h is in libliggghts-dev 2.3.8-1build1.
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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 authors:
Christoph Kloss (JKU Linz, DCS Computing GmbH, Linz)
Philippe Seil (JKU Linz)
Niels Dallinger (TU Chemnitz, viblin and vibrot)
------------------------------------------------------------------------- */
#ifndef LMP_MESH_MOVER_H
#define LMP_MESH_MOVER_H
#include "tri_mesh.h"
#include "fix_move_mesh.h"
#include "force.h"
namespace LAMMPS_NS
{
class MeshMover : protected Pointers
{
public:
MeshMover(LAMMPS * lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh) :
Pointers(lmp),
mesh_(_mesh),
fix_move_mesh_(_fix_move_mesh),
isFirst_(false)
{}
virtual ~MeshMover()
{}
virtual void pre_delete() = 0;
virtual void setup() {};
virtual void initial_integrate(double dTAbs,double dTSetup,double dt) = 0;
virtual void final_integrate(double dTAbs,double dTSetup,double dt) {};
inline bool isFirst()
{ return isFirst_; }
virtual int n_restart()
{ return 0; }
virtual void write_restart(double *buf) {}
virtual void read_restart(double *buf) {}
void add_reference_point(double *point)
{ fix_move_mesh_->add_reference_point(point); }
void get_reference_point(double *point)
{ fix_move_mesh_->get_reference_point(point); }
double ***get_nodes()
{ return mesh_->nodePtr(); }
double ***get_v()
{
double ***ptr = NULL;
if(mesh_->numNodes() == 3)
ptr = mesh_->prop().getElementProperty<MultiVectorContainer<double,3,3> >("v")->begin();
else if(mesh_->numNodes() == 4)
return mesh_->prop().getElementProperty<MultiVectorContainer<double,4,3> >("v")->begin();
if(!ptr)
error->one(FLERR,"Illegal call to MeshMover::get_v");
return ptr;
}
AbstractMesh *mesh_;
FixMoveMesh *fix_move_mesh_;
bool isFirst_;
};
MeshMover* createMeshMover(LAMMPS *lmp,AbstractMesh *mesh,char **arg, int narg);
/* ---------------------------------------------------------------------- */
class MeshMoverLinear : public MeshMover{
public:
MeshMoverLinear(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double vx, double vy, double vz);
virtual ~MeshMoverLinear();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
void pre_delete();
private:
double vel_[3];
};
/* ----------------------------------------------------------------------- */
class MeshMoverLinearVariable : public MeshMover{
public:
MeshMoverLinearVariable(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
char* var1, char* var2, char* var3);
virtual ~MeshMoverLinearVariable();
void pre_delete();
void setup();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
int n_restart();
void write_restart(double *buf);
void read_restart(double *buf);
private:
char *var1str_,*var2str_,*var3str_;
int myvar1_,myvar2_,myvar3_;
double dX_[3];
double vel_[3];
};
/* ---------------------------------------------------------------------- */
class MeshMoverWiggle : public MeshMover{
public:
MeshMoverWiggle(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double ax, double ay, double az,
double T);
virtual ~MeshMoverWiggle();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
void pre_delete();
private:
double amplitude_[3],omega_;
};
/* ---------------------------------------------------------------------- */
class MeshMoverRotate : public MeshMover {
public:
MeshMoverRotate(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double px, double py,double pz,
double axisX, double axisY, double axisZ,
double T);
virtual ~MeshMoverRotate();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
void pre_delete();
private:
double axis_[3], point_[3], omega_;
};
/* ---------------------------------------------------------------------- */
class MeshMoverRotateVariable : public MeshMover {
public:
MeshMoverRotateVariable(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double px, double py,double pz,
double axisX, double axisY, double axisZ,
char* var1);
virtual ~MeshMoverRotateVariable();
void pre_delete();
void setup();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
int n_restart();
void write_restart(double *buf);
void read_restart(double *buf);
private:
char *var1str_;
int myvar1_,myvar2_,myvar3_;
double axis_[3], point_[3], omega_, totalPhi_;
};
/* ---------------------------------------------------------------------- */
class MeshMoverRiggle : public MeshMover {
public:
MeshMoverRiggle(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double px, double py,double pz,
double axisX, double axisY, double axisZ,
double T, double ampl);
virtual ~MeshMoverRiggle();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
void pre_delete();
private:
double axis_[3], point_[3], omega_, amplitude_;
};
/* ---------------------------------------------------------------------- */
class MeshMoverVibRot : public MeshMover {
public:
MeshMoverVibRot(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double px, double py,double pz,
double axisX, double axisY, double axisZ,
int order, double amplitude[10], double phase[10],
double T);
virtual ~MeshMoverVibRot();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
void pre_delete();
private:
double axis_[3], ord, ampl[10], phi[10], p_[3], omega_;
};
/* ---------------------------------------------------------------------- */
class MeshMoverVibLin : public MeshMover {
public:
MeshMoverVibLin(LAMMPS *lmp,AbstractMesh *_mesh,FixMoveMesh *_fix_move_mesh,
double axisX, double axisY, double axisZ,
int order, double amplitude[10], double phase[10],
double T);
virtual ~MeshMoverVibLin();
void initial_integrate(double dTAbs,double dTSetup,double dt);
void final_integrate(double dTAbs,double dTSetup,double dt) {}
void pre_delete();
private:
double axis_[3], ord, omega_, ampl[10], phi[10];
};
/* ----------------------------------------------------------------------
Mesh Mover
------------------------------------------------------------------------- */
inline MeshMover* createMeshMover(LAMMPS *lmp,AbstractMesh *mesh,FixMoveMesh *fix_mm,char **arg, int narg)
{
if(narg < 1) return 0;
char *name = arg[0];
if(strcmp(name,"linear") == 0){
if(narg < 4) return 0;
return new MeshMoverLinear(lmp,mesh,fix_mm,
lmp->force->numeric(arg[1]),
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]));
} else if(strcmp(name,"linear/variable") == 0){
if(narg < 4) return 0;
return new MeshMoverLinearVariable(lmp,mesh,fix_mm,
arg[1],
arg[2],
arg[3]);
} else if(strcmp(name,"rotate") == 0){
if(narg < 11) return 0;
else
{
if(strcmp("origin",arg[1]))
return 0;
if(strcmp("axis",arg[5]))
return 0;
if(strcmp("period",arg[9]))
return 0;
return new MeshMoverRotate(lmp,mesh,fix_mm,
// origin
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]),
lmp->force->numeric(arg[4]),
// axis
lmp->force->numeric(arg[6]),
lmp->force->numeric(arg[7]),
lmp->force->numeric(arg[8]),
// period
lmp->force->numeric(arg[10]));
}
} else if(strcmp(name,"rotate/variable") == 0){
if(narg < 11) return 0;
else
{
if(strcmp("origin",arg[1]))
return 0;
if(strcmp("axis",arg[5]))
return 0;
if(strcmp("omega",arg[9]))
return 0;
return new MeshMoverRotateVariable(lmp,mesh,fix_mm,
// origin
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]),
lmp->force->numeric(arg[4]),
// axis
lmp->force->numeric(arg[6]),
lmp->force->numeric(arg[7]),
lmp->force->numeric(arg[8]),
// variable name for OMEGA (because var could be zero !)
arg[10]);
}
} else if(strcmp(name,"wiggle") == 0){
if(narg < 7) return 0;
else
{
if(strcmp("amplitude",arg[1]))
return 0;
if(strcmp("period",arg[5]))
return 0;
return new MeshMoverWiggle(lmp,mesh,fix_mm,
//amplitude
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]),
lmp->force->numeric(arg[4]),
//period
lmp->force->numeric(arg[6]));
}
} else if(strcmp(name,"riggle") == 0){
if(narg < 13) return 0;
else
{
if(strcmp("origin",arg[1]))
return 0;
if(strcmp("axis",arg[5]))
return 0;
if(strcmp("period",arg[9]))
return 0;
if(strcmp("amplitude",arg[11]))
return 0;
return new MeshMoverRiggle(lmp,mesh,fix_mm,
// origin
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]),
lmp->force->numeric(arg[4]),
// axis
lmp->force->numeric(arg[6]),
lmp->force->numeric(arg[7]),
lmp->force->numeric(arg[8]),
// period
lmp->force->numeric(arg[10]),
// amplitude
lmp->force->numeric(arg[12]));
}
}
else if(strcmp(name,"viblin") == 0){
int order = lmp->force->numeric(arg[6]);
if(narg < 10+2*order) return 0;
else
{
if(strcmp("axis",arg[1]))
return 0;
if(strcmp("order",arg[5]))
return 0;
if(strcmp("amplitude",arg[7]))
return 0;
if(strcmp("phase",arg[8+order]))
return 0;
if(strcmp("period",arg[9+2*order]))
return 0;
double pha[10];
double amp[10];
// creating array of amplitude and phase
for (int zv=0; zv<order; zv++) {
//amplitude
amp[zv] = lmp->force->numeric(arg[8+zv]);
// angle of phase
pha[zv] = lmp->force->numeric(arg[9+order+zv]);
}
return new MeshMoverVibLin(lmp,mesh,fix_mm,
// direction
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]),
lmp->force->numeric(arg[4]),
// order
lmp->force->numeric(arg[6]),
// amplitudes
amp,
// phases
pha,
// periode
lmp->force->numeric(arg[10+2*order]));
}
}
else if(strcmp(name,"vibrot") == 0){
int order = lmp->force->numeric(arg[10]);
if (narg < 14+2*order) return 0;
else
{
if(strcmp("origin",arg[1]))
return 0;
if(strcmp("axis",arg[5]))
return 0;
if(strcmp("order",arg[9]))
return 0;
if(strcmp("amplitude",arg[11]))
return 0;
if(strcmp("phase",arg[12+order]))
return 0;
if(strcmp("period",arg[13+2*order]))
return 0;
double pha[10];
double amp[10];
// creating array of amplitude and phase
for (int zv=0; zv<order; zv++) {
//amplitude
amp[zv] = lmp->force->numeric(arg[12+zv]);
// angle of phase
pha[zv] = lmp->force->numeric(arg[13+order+zv]);
}
return new MeshMoverVibRot(lmp,mesh,fix_mm,
// origin px py pz
lmp->force->numeric(arg[2]),
lmp->force->numeric(arg[3]),
lmp->force->numeric(arg[4]),
// axis axisx axisy axisz
lmp->force->numeric(arg[6]),
lmp->force->numeric(arg[7]),
lmp->force->numeric(arg[8]),
// order
lmp->force->numeric(arg[10]),
// amplitudes
amp,
// phases
pha,
// periode
lmp->force->numeric(arg[14+2*order]));
}
}
return 0;
}
} /* LAMMPS_NS */
#endif /* MESHMOVER_H_ */
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