trisurf-ng.git - Gitblit

Samo Penic

2020-04-13 a7fb2b94260897ec914f0bbf31698e166263036c

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7f6076	1	/* vim: set ts=4 sts=4 sw=4 noet : */
d7639a	2	#include<stdlib.h>
SP	3	#include<stdio.h>
aec47d	4	#include<math.h>
SP	5	//#include "io.h"
	6	#include "general.h"
	7	#include "timestep.h"
	8	#include "vertexmove.h"
30ee9c	9	#include "bondflip.h"
d7a113	10	#include "frame.h"
SP	11	#include "io.h"
37d14a	12	#include "stats.h"
dc77e8	13	#include "sh.h"
459ff9	14	#include "shcomplex.h"
dc77e8	15	#include "vesicle.h"
5a3862	16	#include<gsl/gsl_complex.h>
M	17	#include<gsl/gsl_complex_math.h>
267db5	18	#include<string.h>
ac9826	19	#include <sys/stat.h>
SP	20
fedf2b	21
626811	22	ts_bool run_simulation(ts_vesicle *vesicle, ts_uint mcsweeps, ts_uint inititer, ts_uint iterations, ts_uint start_iteration){
d5d78a	23	ts_uint i, j,k; //,l,m;
SP	24	ts_double kc1=0,kc2=0,kc3=0,kc4=0;
c0ae90	25	ts_double l1,l2,l3,vmsr,bfsr, vmsrt, bfsrt;
37d14a	26	ts_ulong epochtime;
0dd5ba	27	ts_double max_z,min_z;
d5d78a	28	FILE *fd3=NULL;
267db5	29	char filename[10000];
ac9826	30	//struct stat st;
SP	31	strcpy(filename,command_line_args.path);
	32	strcat(filename,"statistics.csv");
	33	//int result = stat(filename, &st);
	34	FILE *fd;
	35	if(start_iteration==0)
	36	fd=fopen(filename,"w");
	37	else
	38	fd=fopen(filename,"a");
37d14a	39	if(fd==NULL){
SP	40	fatal("Cannot open statistics.csv file for writing",1);
	41	}
ac9826	42	if(start_iteration==0)
SP	43	fprintf(fd, "Epoch OuterLoop VertexMoveSucessRate BondFlipSuccessRate Volume Area lamdba1 lambda2 lambda3 Kc(2-9) Kc(6-9) Kc(2-end) Kc(3-6)\n");
5a3862	44
d5d78a	45	/* if(vesicle->sphHarmonics!=NULL){
267db5	46	strcpy(filename,command_line_args.path);
SP	47	strcat(filename,"ulm2.csv");
ac9826	48	// int result = stat(filename, &st);
SP	49	if(start_iteration==0)
267db5	50	fd2=fopen(filename,"w");
ac9826	51	else
SP	52	fd2=fopen(filename,"a");
819a09	53	if(fd2==NULL){
S	54	fatal("Cannot open ulm2.csv file for writing",1);
d5d78a	55	}
SP	56
819a09	57	if(start_iteration==0) //file does not exist
S	58	fprintf(fd2, "Timestep u_00^2 u_10^2 u_11^2 u_20^2 ...\n");
5a3862	59	}
d5d78a	60	*/
5a3862	61
c60a49	62	/* RANDOM SEED SET BY CURRENT TIME */
M	63	epochtime=get_epoch();
	64	srand48(epochtime);
d7a113	65	centermass(vesicle);
SP	66	cell_occupation(vesicle);
fe5069	67	vesicle_volume(vesicle); //needed for constant volume at this moment
88bdd7	68	vesicle_area(vesicle); //needed for constant area at this moment
49981c	69	if(V0<0.000001)
SP	70	V0=vesicle->volume;
	71	ts_fprintf(stdout,"Setting volume V0=%.17f\n",V0);
	72	if(A0<0.000001)
	73	A0=vesicle->area;
819a09	74	ts_fprintf(stdout,"Setting area A0=%.17f\n",A0);
a54977	75	epsvol=4.0sqrt(2.0M_PI)/pow(3.0,3.0/4.0)*V0/pow(vesicle->tlist->n,3.0/2.0);
d5d78a	76	// printf("epsvol=%e\n",epsvol);
88bdd7	77	epsarea=A0/(ts_double)vesicle->tlist->n;
SP	78
626811	79	if(start_iteration<inititer) ts_fprintf(stdout, "Starting simulation (first %d x %d MC sweeps will not be recorded on disk)\n", inititer, mcsweeps);
SP	80	for(i=start_iteration;i<inititer+iterations;i++){
37d14a	81	vmsr=0.0;
SP	82	bfsr=0.0;
0dd5ba	83
SP	84	//plane confinement
	85	if(vesicle->tape->plane_confinement_switch){
	86	min_z=1e10;
	87	max_z=-1e10;
	88	for(k=0;k<vesicle->vlist->n;k++){
	89	if(vesicle->vlist->vtx[k]->z > max_z) max_z=vesicle->vlist->vtx[k]->z;
	90	if(vesicle->vlist->vtx[k]->z < min_z) min_z=vesicle->vlist->vtx[k]->z;
	91	}
	92	vesicle->confinement_plane.force_switch=0;
	93	if(max_z>=vesicle->tape->plane_d/2.0){
	94	ts_fprintf(stdout, "Max vertex out of bounds (z>=%e). Plane set to max_z = %e.\n",vesicle->tape->plane_d/2.0,max_z);
	95	vesicle->confinement_plane.z_max = max_z;
	96	vesicle->confinement_plane.force_switch=1;
	97	} else {
	98	vesicle->confinement_plane.z_max=vesicle->tape->plane_d/2.0;
	99	}
	100	if(min_z<=-vesicle->tape->plane_d/2.0){
	101	ts_fprintf(stdout, "Min vertex out of bounds (z<=%e). Plane set to min_z = %e.\n",-vesicle->tape->plane_d/2.0,min_z);
	102	vesicle->confinement_plane.z_min = min_z;
	103	vesicle->confinement_plane.force_switch=1;
	104	} else {
	105	vesicle->confinement_plane.z_min=-vesicle->tape->plane_d/2.0;
	106	}
	107	ts_fprintf(stdout,"Vesicle confinement by plane set to (zmin, zmax)=(%e,%e).\n",vesicle->confinement_plane.z_min,vesicle->confinement_plane.z_max);
	108	if(vesicle->confinement_plane.force_switch) ts_fprintf(stdout,"Squeezing with force %e.\n",vesicle->tape->plane_F);
	109	}
	110
	111	//end plane confinement
	112
3de289	113	/* vesicle_volume(vesicle);
SP	114	fprintf(stderr,"Volume before TS=%1.16e\n", vesicle->volume); */
d7a113	115	for(j=0;j<mcsweeps;j++){
37d14a	116	single_timestep(vesicle, &vmsrt, &bfsrt);
SP	117	vmsr+=vmsrt;
	118	bfsr+=bfsrt;
d7a113	119	}
3de289	120	/*
SP	121	vesicle_volume(vesicle);
	122	fprintf(stderr,"Volume after TS=%1.16e\n", vesicle->volume); */
37d14a	123	vmsr/=(ts_double)mcsweeps;
SP	124	bfsr/=(ts_double)mcsweeps;
d7a113	125	centermass(vesicle);
SP	126	cell_occupation(vesicle);
2a1e3d	127	/* BINARY DUMPS ARE OBSOLETE. SHOULD WORK AS OF MAR 2020, BUT NO LONGER MAINTAINED */
SP	128	// dump_state(vesicle,i);
d5d78a	129	vesicle_volume(vesicle); //calculates just volume.
SP	130	vesicle_area(vesicle); //calculates area.
	131	if(vesicle->tape->constvolswitch==0){
	132	V0=vesicle->volume;
	133	}
	134	if(vesicle->tape->constareaswitch==0){
	135	A0=vesicle->area;
	136	}
58230a	137	if(i>=inititer){
0a2c81	138	write_vertex_xml_file(vesicle,i-inititer,NULL);
267db5	139	write_master_xml_file(command_line_args.output_fullfilename);
37d14a	140	epochtime=get_epoch();
SP	141	gyration_eigen(vesicle, &l1, &l2, &l3);
d5d78a	142	//r0=getR0(vesicle);
SP	143	/* if(vesicle->sphHarmonics!=NULL){
632960	144	preparationSh(vesicle,r0);
459ff9	145	//calculateYlmi(vesicle);
SP	146	calculateUlmComplex(vesicle);
	147	storeUlmComplex2(vesicle);
632960	148	saveAvgUlm2(vesicle);
22cdfd	149	kc1=calculateKc(vesicle, 2,9);
SP	150	kc2=calculateKc(vesicle, 6,9);
	151	kc3=calculateKc(vesicle, 2,vesicle->sphHarmonics->l);
1665aa	152	kc4=calculateKc(vesicle, 3,6);
d5d78a	153
267db5	154	strcpy(filename,command_line_args.path);
SP	155	strcat(filename,"state.dat");
	156	fd1=fopen(filename,"w");
5bb6bb	157	fprintf(fd1,"%e %e\n",vesicle->volume, getR0(vesicle));
M	158	for(k=0;k<vesicle->vlist->n;k++){
	159	fprintf(fd1,"%e %e %e %e %e\n",
	160	vesicle->vlist->vtx[k]->x,
	161	vesicle->vlist->vtx[k]->y,
	162	vesicle->vlist->vtx[k]->z,
	163	vesicle->vlist->vtx[k]->solAngle,
	164	vesicle->vlist->vtx[k]->relR
	165	);
	166	}
	167	fclose(fd1);
5a3862	168
M	169	fprintf(fd2,"%u ", i);
	170	for(l=0;l<vesicle->sphHarmonics->l;l++){
	171	for(m=l;m<2*l+1;m++){
	172	fprintf(fd2,"%e ", gsl_complex_abs2(vesicle->sphHarmonics->ulmComplex[l][m]) );
	173	}
	174	}
	175	fprintf(fd2,"\n");
	176
	177	fflush(fd2);
	178
d5d78a	179
632960	180	}
d5d78a	181	*/
dc77e8	182
c0ae90	183	fprintf(fd, "%lu %u %e %e %1.16e %1.16e %1.16e %1.16e %1.16e %1.16e %1.16e %1.16e %1.16e\n",epochtime,i,vmsr,bfsr,vesicle->volume, vesicle->area,l1,l2,l3,kc1, kc2, kc3,kc4);
5a3862	184
632960	185	fflush(fd);
144784	186	// sprintf(filename,"timestep-%05d.pov",i-inititer);
fe24d2	187	// write_pov_file(vesicle,filename);
49981c	188	} //end if(inititer....)
SP	189	fd3=fopen(".status","w"); //write status file when everything is written to disk.
	190	if(fd3==NULL){
	191	fatal("Cannot open .status file for writing",1);
d7a113	192	}
49981c	193	fprintf(fd3,"%d",i);
SP	194	fclose(fd3);
	195	ts_fprintf(stdout,"Done %d out of %d iterations (x %d MC sweeps).\n",i+1,inititer+iterations,mcsweeps);
d7a113	196	}
37d14a	197	fclose(fd);
d5d78a	198	// if(fd2!=NULL) fclose(fd2);
d7a113	199	return TS_SUCCESS;
SP	200	}
d7639a	201
37d14a	202	ts_bool single_timestep(ts_vesicle vesicle,ts_double vmsr, ts_double *bfsr){
3de289	203	// vesicle_volume(vesicle);
SP	204	// fprintf(stderr,"Volume before TS=%1.16e\n", vesicle->volume);
d7639a	205	ts_bool retval;
SP	206	ts_double rnvec[3];
fe5069	207	ts_uint i,j, b;
37d14a	208	ts_uint vmsrcnt=0;
aec47d	209	for(i=0;i<vesicle->vlist->n;i++){
d7639a	210	rnvec[0]=drand48();
SP	211	rnvec[1]=drand48();
	212	rnvec[2]=drand48();
aec47d	213	retval=single_verticle_timestep(vesicle,vesicle->vlist->vtx[i],rnvec);
37d14a	214	if(retval==TS_SUCCESS) vmsrcnt++;
d7639a	215	}
SP	216
37d14a	217	ts_int bfsrcnt=0;
fedf2b	218	for(i=0;i<3*vesicle->vlist->n;i++){
fe5069	219	b=rand() % vesicle->blist->n;
d7639a	220	//find a bond and return a pointer to a bond...
SP	221	//call single_bondflip_timestep...
fe5069	222	retval=single_bondflip_timestep(vesicle,vesicle->blist->bond[b],rnvec);
3de289	223	// b++; retval=TS_FAIL;
37d14a	224	if(retval==TS_SUCCESS) bfsrcnt++;
fedf2b	225	}
M	226
	227	for(i=0;i<vesicle->poly_list->n;i++){
58230a	228	for(j=0;j<vesicle->poly_list->poly[i]->vlist->n;j++){
M	229	rnvec[0]=drand48();
	230	rnvec[1]=drand48();
	231	rnvec[2]=drand48();
	232	retval=single_poly_vertex_move(vesicle,vesicle->poly_list->poly[i],vesicle->poly_list->poly[i]->vlist->vtx[j],rnvec);
	233	}
fedf2b	234	}
M	235
58230a	236
M	237	for(i=0;i<vesicle->filament_list->n;i++){
	238	for(j=0;j<vesicle->filament_list->poly[i]->vlist->n;j++){
	239	rnvec[0]=drand48();
	240	rnvec[1]=drand48();
	241	rnvec[2]=drand48();
	242	retval=single_filament_vertex_move(vesicle,vesicle->filament_list->poly[i],vesicle->filament_list->poly[i]->vlist->vtx[j],rnvec);
	243	}
fedf2b	244	}
M	245
58230a	246
fedf2b	247	// printf("Bondflip success rate in one sweep: %d/%d=%e\n", cnt,3*vesicle->blist->n,(double)cnt/(double)vesicle->blist->n/3.0);
37d14a	248	*vmsr=(ts_double)vmsrcnt/(ts_double)vesicle->vlist->n;
SP	249	*bfsr=(ts_double)bfsrcnt/(ts_double)vesicle->vlist->n/3.0;
3de289	250	// vesicle_volume(vesicle);
SP	251	// fprintf(stderr,"Volume after TS=%1.16e\n", vesicle->volume);
d7639a	252	return TS_SUCCESS;
SP	253	}
	254
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