From 3006183b769f2e126b1a96e6bf697c2b7f657df7 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Sun, 26 Apr 2020 17:35:26 +0000
Subject: [PATCH] Code for incremental adding of inclusions done
---
src/timestep.c | 209 ++++++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 200 insertions(+), 9 deletions(-)
diff --git a/src/timestep.c b/src/timestep.c
index 829faec..fe0ca24 100644
--- a/src/timestep.c
+++ b/src/timestep.c
@@ -1,3 +1,4 @@
+/* vim: set ts=4 sts=4 sw=4 noet : */
#include<stdlib.h>
#include<stdio.h>
#include<math.h>
@@ -5,28 +6,218 @@
#include "general.h"
#include "timestep.h"
#include "vertexmove.h"
+#include "bondflip.h"
+#include "frame.h"
+#include "io.h"
+#include "stats.h"
+#include "sh.h"
+#include "shcomplex.h"
+#include "vesicle.h"
+#include<gsl/gsl_complex.h>
+#include<gsl/gsl_complex_math.h>
+#include<string.h>
+#include <sys/stat.h>
+#include "initial_distribution.h"
-ts_bool single_timestep(ts_vesicle *vesicle){
+ts_bool run_simulation(ts_vesicle *vesicle, ts_uint mcsweeps, ts_uint inititer, ts_uint iterations, ts_uint start_iteration){
+ ts_uint i, j,k; //,l,m;
+ ts_double kc1=0,kc2=0,kc3=0,kc4=0;
+ ts_double l1,l2,l3,vmsr,bfsr, vmsrt, bfsrt;
+ ts_ulong epochtime;
+ ts_double max_z,min_z;
+ FILE *fd3=NULL;
+ char filename[10000];
+ //struct stat st;
+ strcpy(filename,command_line_args.path);
+ strcat(filename,"statistics.csv");
+ //int result = stat(filename, &st);
+ FILE *fd;
+ if(start_iteration==0)
+ fd=fopen(filename,"w");
+ else
+ fd=fopen(filename,"a");
+ if(fd==NULL){
+ fatal("Cannot open statistics.csv file for writing",1);
+ }
+ if(start_iteration==0)
+ fprintf(fd, "Epoch OuterLoop VertexMoveSucessRate BondFlipSuccessRate Volume Area lamdba1 lambda2 lambda3 Kc(2-9) Kc(6-9) Kc(2-end) Kc(3-6)\n");
+
+/* if(vesicle->sphHarmonics!=NULL){
+ strcpy(filename,command_line_args.path);
+ strcat(filename,"ulm2.csv");
+// int result = stat(filename, &st);
+ if(start_iteration==0)
+ fd2=fopen(filename,"w");
+ else
+ fd2=fopen(filename,"a");
+ if(fd2==NULL){
+ fatal("Cannot open ulm2.csv file for writing",1);
+ }
+
+ if(start_iteration==0) //file does not exist
+ fprintf(fd2, "Timestep u_00^2 u_10^2 u_11^2 u_20^2 ...\n");
+ }
+*/
+
+/* RANDOM SEED SET BY CURRENT TIME */
+ epochtime=get_epoch();
+ srand48(epochtime);
+ centermass(vesicle);
+ cell_occupation(vesicle);
+ vesicle_volume(vesicle); //needed for constant volume at this moment
+ vesicle_area(vesicle); //needed for constant area at this moment
+ if(V0<0.000001)
+ V0=vesicle->volume;
+ ts_fprintf(stdout,"Setting volume V0=%.17f\n",V0);
+ if(A0<0.000001)
+ A0=vesicle->area;
+ ts_fprintf(stdout,"Setting area A0=%.17f\n",A0);
+ epsvol=4.0*sqrt(2.0*M_PI)/pow(3.0,3.0/4.0)*V0/pow(vesicle->tlist->n,3.0/2.0);
+// printf("epsvol=%e\n",epsvol);
+ epsarea=A0/(ts_double)vesicle->tlist->n;
+
+ int delta_number_c0=ceil((float)vesicle->tape->number_of_vertices_with_c0/(float)(iterations-1));
+ ts_fprintf(stdout, "Adding additional %d inclusions every %d iterations (%d times, total=%d).\n",delta_number_c0, mcsweeps, (vesicle->tape->number_of_vertices_with_c0)/delta_number_c0,(vesicle->tape->number_of_vertices_with_c0/delta_number_c0)*delta_number_c0);
+
+ if(start_iteration<inititer) ts_fprintf(stdout, "Starting simulation (first %d x %d MC sweeps will not be recorded on disk)\n", inititer, mcsweeps);
+ for(i=start_iteration;i<inititer+iterations;i++){
+ vmsr=0.0;
+ bfsr=0.0;
+
+ //plane confinement
+ if(vesicle->tape->plane_confinement_switch){
+ min_z=1e10;
+ max_z=-1e10;
+ for(k=0;k<vesicle->vlist->n;k++){
+ if(vesicle->vlist->vtx[k]->z > max_z) max_z=vesicle->vlist->vtx[k]->z;
+ if(vesicle->vlist->vtx[k]->z < min_z) min_z=vesicle->vlist->vtx[k]->z;
+ }
+ vesicle->confinement_plane.force_switch=0;
+ if(max_z>=vesicle->tape->plane_d/2.0){
+ 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);
+ vesicle->confinement_plane.z_max = max_z;
+ vesicle->confinement_plane.force_switch=1;
+ } else {
+ vesicle->confinement_plane.z_max=vesicle->tape->plane_d/2.0;
+ }
+ if(min_z<=-vesicle->tape->plane_d/2.0){
+ 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);
+ vesicle->confinement_plane.z_min = min_z;
+ vesicle->confinement_plane.force_switch=1;
+ } else {
+ vesicle->confinement_plane.z_min=-vesicle->tape->plane_d/2.0;
+ }
+ ts_fprintf(stdout,"Vesicle confinement by plane set to (zmin, zmax)=(%e,%e).\n",vesicle->confinement_plane.z_min,vesicle->confinement_plane.z_max);
+ if(vesicle->confinement_plane.force_switch) ts_fprintf(stdout,"Squeezing with force %e.\n",vesicle->tape->plane_F);
+ }
+
+ //end plane confinement
+
+/* vesicle_volume(vesicle);
+ fprintf(stderr,"Volume before TS=%1.16e\n", vesicle->volume); */
+
+ if(i*delta_number_c0<vesicle->tape->number_of_vertices_with_c0){
+ fprintf(stdout, "Adding %d inclusions.\n", delta_number_c0);
+ add_vertices_with_c0(vesicle, delta_number_c0, vesicle->tape->c0, vesicle->tape->w);
+ }
+ for(j=0;j<mcsweeps;j++){
+ single_timestep(vesicle, &vmsrt, &bfsrt);
+ vmsr+=vmsrt;
+ bfsr+=bfsrt;
+ }
+/*
+ vesicle_volume(vesicle);
+ fprintf(stderr,"Volume after TS=%1.16e\n", vesicle->volume); */
+ vmsr/=(ts_double)mcsweeps;
+ bfsr/=(ts_double)mcsweeps;
+ centermass(vesicle);
+ cell_occupation(vesicle);
+/* BINARY DUMPS ARE OBSOLETE. SHOULD WORK AS OF MAR 2020, BUT NO LONGER MAINTAINED */
+// dump_state(vesicle,i);
+ vesicle_volume(vesicle); //calculates just volume.
+ vesicle_area(vesicle); //calculates area.
+ if(vesicle->tape->constvolswitch==0){
+ V0=vesicle->volume;
+ }
+ if(vesicle->tape->constareaswitch==0){
+ A0=vesicle->area;
+ }
+ if(i>=inititer){
+ write_vertex_xml_file(vesicle,i-inititer,NULL);
+ write_master_xml_file(command_line_args.output_fullfilename);
+ epochtime=get_epoch();
+ gyration_eigen(vesicle, &l1, &l2, &l3);
+ //r0=getR0(vesicle);
+
+ 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);
+
+ fflush(fd);
+ // sprintf(filename,"timestep-%05d.pov",i-inititer);
+ // write_pov_file(vesicle,filename);
+ } //end if(inititer....)
+ fd3=fopen(".status","w"); //write status file when everything is written to disk.
+ if(fd3==NULL){
+ fatal("Cannot open .status file for writing",1);
+ }
+ fprintf(fd3,"%d",i);
+ fclose(fd3);
+ ts_fprintf(stdout,"Done %d out of %d iterations (x %d MC sweeps).\n",i+1,inititer+iterations,mcsweeps);
+ }
+ fclose(fd);
+// if(fd2!=NULL) fclose(fd2);
+ return TS_SUCCESS;
+}
+
+ts_bool single_timestep(ts_vesicle *vesicle,ts_double *vmsr, ts_double *bfsr){
+// vesicle_volume(vesicle);
+// fprintf(stderr,"Volume before TS=%1.16e\n", vesicle->volume);
ts_bool retval;
ts_double rnvec[3];
- ts_uint i;
+ ts_uint i,j, b;
+ ts_uint vmsrcnt=0;
for(i=0;i<vesicle->vlist->n;i++){
rnvec[0]=drand48();
rnvec[1]=drand48();
rnvec[2]=drand48();
retval=single_verticle_timestep(vesicle,vesicle->vlist->vtx[i],rnvec);
+ if(retval==TS_SUCCESS) vmsrcnt++;
}
- for(i=0;i<vesicle->blist->n;i++){
- rnvec[0]=drand48();
- rnvec[1]=drand48();
- rnvec[2]=drand48();
+ ts_int bfsrcnt=0;
+ for(i=0;i<3*vesicle->vlist->n;i++){
+ b=rand() % vesicle->blist->n;
//find a bond and return a pointer to a bond...
//call single_bondflip_timestep...
-// retval=single_bondflip_timestep(vesicle,&vesicle->blist.bond[i],rnvec);
-
- }
+ retval=single_bondflip_timestep(vesicle,vesicle->blist->bond[b],rnvec);
+ // b++; retval=TS_FAIL;
+ if(retval==TS_SUCCESS) bfsrcnt++;
+ }
+ for(i=0;i<vesicle->poly_list->n;i++){
+ for(j=0;j<vesicle->poly_list->poly[i]->vlist->n;j++){
+ rnvec[0]=drand48();
+ rnvec[1]=drand48();
+ rnvec[2]=drand48();
+ retval=single_poly_vertex_move(vesicle,vesicle->poly_list->poly[i],vesicle->poly_list->poly[i]->vlist->vtx[j],rnvec);
+ }
+ }
+
+
+ for(i=0;i<vesicle->filament_list->n;i++){
+ for(j=0;j<vesicle->filament_list->poly[i]->vlist->n;j++){
+ rnvec[0]=drand48();
+ rnvec[1]=drand48();
+ rnvec[2]=drand48();
+ retval=single_filament_vertex_move(vesicle,vesicle->filament_list->poly[i],vesicle->filament_list->poly[i]->vlist->vtx[j],rnvec);
+ }
+ }
+
+
+// printf("Bondflip success rate in one sweep: %d/%d=%e\n", cnt,3*vesicle->blist->n,(double)cnt/(double)vesicle->blist->n/3.0);
+ *vmsr=(ts_double)vmsrcnt/(ts_double)vesicle->vlist->n;
+ *bfsr=(ts_double)bfsrcnt/(ts_double)vesicle->vlist->n/3.0;
+// vesicle_volume(vesicle);
+// fprintf(stderr,"Volume after TS=%1.16e\n", vesicle->volume);
return TS_SUCCESS;
}
--
Gitblit v1.9.3