*
*/
-#include <math.h>
-
-#include "moldyn.h"
-#include "math/math.h"
-#include "init/init.h"
-#include "visual/visual.h"
+/* main include file */
#include "posic.h"
+/* functions */
+
+
+
+/* main code */
+
+int parse_config_file() {
+
+ return 0;
+}
+
int main(int argc,char **argv) {
t_moldyn md;
- t_lj_params lj;
- t_ho_params ho;
- t_tersoff_mult_params tp;
-
- int a,b,c;
- double e;
- double help;
- t_3dvec p;
-
- /*
- * moldyn init
- *
- * - parsing argv
- * - log init
- * - random init
- *
- */
- a=moldyn_init(&md,argc,argv);
- if(a<0) return a;
-
- /*
- * the following overrides possibly set interaction methods by argv !!
- */
-
- /* params */
- lj.sigma6=LJ_SIGMA_SI*LJ_SIGMA_SI;
- help=lj.sigma6*lj.sigma6;
- lj.sigma6*=help;
- lj.sigma12=lj.sigma6*lj.sigma6;
- lj.epsilon4=4.0*LJ_EPSILON_SI;
- ho.equilibrium_distance=0.25*sqrt(3.0)*LC_SI;
- ho.spring_constant=1;
- /* assignement */
- md.potential_force_function=lennard_jones;
- //md.potential_force_function=harmonic_oscillator;
- md.pot_params=&lj;
- //md.pot_params=&ho;
- /* cutoff radius */
- md.cutoff=R_CUTOFF*LC_SI;
-
- /*
- * testing random numbers
- */
-
-#ifdef DEBUG_RANDOM_NUMBER
- for(a=0;a<1000000;a++)
- printf("%f %f\n",rand_get_gauss(&(md.random)),
- rand_get_gauss(&(md.random)));
- return 0;
-#endif
-
- /*
- * geometry & particles
- */
-
- /* simulation cell volume in lattice constants */
- a=LEN_X;
- b=LEN_Y;
- c=LEN_Z;
- md.dim.x=a*LC_SI;
- md.dim.y=b*LC_SI;
- md.dim.z=c*LC_SI;
-
- /* (un)set to (not) get visualized 'bounding atoms' */
- md.vis.dim.x=a*LC_SI;
- md.vis.dim.y=b*LC_SI;
- md.vis.dim.z=c*LC_SI;
-
- /*
- * particles
- */
-
- /* lattice init */
-
-#ifndef SIMPLE_TESTING
- md.count=create_lattice(DIAMOND,SI,M_SI,LC_SI,a,b,c,&(md.atom));
- printf("created silicon lattice (#atoms = %d)\n",md.count);
-#else
- md.count=2;
- md.atom=malloc(md.count*sizeof(t_atom));
- md.atom[0].r.x=0.23*sqrt(3.0)*LC_SI/2.0;
- md.atom[0].r.y=0;
- md.atom[0].r.z=0;
- md.atom[0].element=SI;
- md.atom[0].mass=M_SI;
- md.atom[1].r.x=-md.atom[0].r.x;
- md.atom[1].r.y=0;
- md.atom[1].r.z=0;
- md.atom[1].element=SI;
- md.atom[1].mass=M_SI;
-
- //md.atom[2].r.x=0.5*(a-1)*LC_SI;
- //md.atom[2].r.y=0.5*(b-1)*LC_SI;
- //md.atom[2].r.z=0;
- //md.atom[2].element=C;
- //md.atom[2].mass=M_C;
-
- //md.atom[3].r.x=0.5*(a-1)*LC_SI;
- //md.atom[3].r.y=0;
- //md.atom[3].r.z=0;
- //md.atom[3].element=SI;
- //md.atom[3].mass=M_SI;
-#endif
-
- /* initial thermal fluctuations of particles */
-
-#ifndef SIMPLE_TESTING
- printf("setting thermal fluctuations (T=%f K)\n",md.t);
- thermal_init(&md);
-#else
- for(a=0;a<md.count;a++) v3_zero(&(md.atom[0].v));
- md.atom[2].v.x=-320;
- md.atom[2].v.y=-320;
-#endif
-
- /* check kinetic energy */
- e=get_e_kin(md.atom,md.count);
- printf("kinetic energy: %.40f [J]\n",e);
- printf("3/2 N k T = %.40f [J] (T=%f [K])\n",
- 1.5*md.count*K_BOLTZMANN*md.t,md.t);
-
- /* check total momentum */
- p=get_total_p(md.atom,md.count);
- printf("total momentum: %.30f [Ns]\n",v3_norm(&p));
-
- /* check time step */
- printf("estimated accurate time step: %.30f [s]\n",
- estimate_time_step(&md,3.0,md.t));
-
- /*
- * let's do the actual md algorithm now
- *
- * integration of newtons equations
- */
-
- moldyn_integrate(&md);
-
- printf("total energy (after integration): %.40f [J]\n",
- get_total_energy(&md));
-
- /* close */
-
- link_cell_shutdown(&md);
-
- moldyn_shutdown(&md);
-
+ t_lj_params *lj;
+ t_ho_params *ho;
+ t_tersoff_mult_params *tp;
+ t_albe_mult_params *ap;
+
+ lj=NULL;
+ ho=NULL;
+ tp=NULL;
+ ap=NULL;
+
+
+
return 0;
}
/*
* posic.h - precipitation process of silicon carbide in silicon
*
- * author: Frank Zirkelbach <hackbard@hackdaworl.org>
+ * author: Frank Zirkelbach <frank.zirkelbach@physik.uni-augsburg.de>
*
*/
+#ifndef POSIC_H
+#define POSIC_H
+
+/* includes */
+
#define _GNU_SOURCE
+
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <fcntl.h>
-#ifndef POSIC_H
-#define POSIC_H
-
-#define RUNS 10000000
-//#define TAU 0.000000000000001
-#define TAU 0.000000000001
-#define WRITE_FILE 100000
+#include <math.h>
-#define TEMPERATURE 273.0
+#include "math/math.h"
+#include "list/list.h"
+#include "visual/visual.h"
+#include "random/random.h"
-#define LEN_X 10
-#define LEN_Y 10
-#define LEN_Z 10
+#include "potentials/harmonic_oscillator.h"
+#include "potentials/lennard_jones.h"
+#include "potentials/albe.h"
+#include "potentials/tersoff_orig.h" // obsolete & wrong! ;)
+#include "potentials/tersoff.h"
-#define R_CUTOFF (0.25*LEN_Z)
+/* defines */
#endif