Trisurf Monte Carlo simulator
Samo Penic
2019-03-09 4df6ed05246cf8bc9fe0cb0c8766ebc368d2f512
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/* vim: set ts=4 sts=4 sw=4 noet : */
#include<stdio.h>
#include<math.h>
#include<stdlib.h>
#include "general.h"
#include "vertex.h"
#include "bond.h"
#include "triangle.h"
#include "cell.h"
#include "vesicle.h"
#include "io.h"
#include "initial_distribution.h"
#include "frame.h"
#include "timestep.h"
#include "poly.h"
#include "sh.h"
#include "shcomplex.h"
#include "dumpstate.h"
#include "restore.h"
#include "plugins.h"
#include <fcntl.h>
/** Entrance function to the program
  * @param argv is a number of parameters used in program call (including the program name
  * @param argc is a pointer to strings (character arrays) which holds the arguments
  * @returns returns 0 on success, any other number on fail.
*/
#include <string.h>
int main(int argv, char *argc[]){
    ts_char *plugin0 = (ts_char *)calloc(255,sizeof(ts_char));
    ts_char *plugin1 = (ts_char *)calloc(255,sizeof(ts_char));
    ts_char *plugin2 = (ts_char *)calloc(255,sizeof(ts_char));
    ts_char *plugin3 = (ts_char *)calloc(255,sizeof(ts_char));
    ts_char *plugin4 = (ts_char *)calloc(255,sizeof(ts_char));
    ts_char *plugin5 = (ts_char *)calloc(255,sizeof(ts_char));
    ts_char *plugin6 = (ts_char *)calloc(255,sizeof(ts_char));
    strcpy(plugin0,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/demoplugin.so");
    strcpy(plugin1,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/vmdefaulthardconstraints.so");
    strcpy(plugin2,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/plane_confinement.so");
    strcpy(plugin3,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/pressure.so");
    strcpy(plugin4,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/constant_volume.so");
    strcpy(plugin5,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/constant_area.so");
    strcpy(plugin6,"/home/samo/programiranje/trisurf-ng/src/plugins/.libs/stretching_energy.so");
    ts_char **plugins=(ts_char **)calloc(7,sizeof(ts_char *));
    plugins[0]=plugin0;
    plugins[1]=plugin1;
    plugins[2]=plugin2;
    plugins[3]=plugin3;
    plugins[4]=plugin4;
    plugins[5]=plugin5;
    plugins[6]=plugin6;
    ts_plugin_list *plist=init_plugin_list(plugins,7);
    //printf("%s", plist->chain->at_start->next->plugin->filename);
    //ts_fprintf(stdout, "TRISURF in PRVI PLUGIN %s\n", plist->plugin[0]->details->name);
    ts_vesicle *vesicle;
    ts_tape *tape;
    ts_uint start_iteration=0;
    force_from_tape=0;
    /* Area and volume for constant area and constant volume are initialized to be zero */
    A0=0;
    V0=0;
    /* create lock file */
    createPidFile("ts_trisurf",".lock",0);
    parse_args(argv,argc); // sets global variable command_line_args (defined in io.h)
    ts_fprintf(stdout,"TRISURF-NG v. %s, compiled on: %s %s.\n", TS_VERSION, __DATE__, __TIME__);
    ts_fprintf(stdout,"Programming done by: Samo Penic and Miha Fosnaric\n");
    ts_fprintf(stdout,"Released under terms of GPLv3\n");
    ts_fprintf(stdout,"Starting program...\n\n");
    
/* Entry point for plugin function at_start() */
    ts_plugin_chain *ptr=plist->chain->at_start;
    while(ptr!=NULL){
        ptr->plugin->function->at_start(argv,argc);
        ptr=ptr->next;
    }
 
    if(command_line_args.dump_from_vtk[0]!=0){
        ts_fprintf(stdout,"************************************************\n");
        ts_fprintf(stdout,"**** Restoring vesicle from VTK points list ****\n");
        ts_fprintf(stdout,"************************************************\n\n");
        vesicle = parseDump(command_line_args.dump_from_vtk);
        tape = vesicle->tape;
        int arguments_no;
        FILE *fd=fopen(".status","r");
        if(fd!=NULL){
            arguments_no=fscanf(fd,"%u", &start_iteration);
            if(arguments_no==0){
                ts_fprintf(stdout,"No information of start iteration in .status file\n");
                }
            fclose(fd);
            start_iteration++; 
        }
        else
            ts_fprintf(stdout,"No .status file. The iteration count will start from 0\n");
    }
    else if(command_line_args.force_from_tape){
        ts_fprintf(stdout,"************************************************\n");
        ts_fprintf(stdout,"**** Generating initial geometry from tape *****\n");
        ts_fprintf(stdout,"************************************************\n\n");
        tape=parsetape(command_line_args.tape_fullfilename);
        vesicle=create_vesicle_from_tape(tape);
    } else {
 
        ts_fprintf(stdout,"**********************************************************************\n");
        ts_fprintf(stdout,"**** Recreating vesicle from dump file and continuing simulation *****\n");
        ts_fprintf(stdout,"**********************************************************************\n\n");
        tape=parsetape(command_line_args.tape_fullfilename);
        vesicle=restore_state(&start_iteration);
        if(vesicle==NULL){
            ts_fprintf(stderr, "Dump file does not exist or is not a regular file! Did you mean to invoke trisurf with --force-from-tape option?\n\n");
            return 1;
        }
        // nove vrednosti iz tapea...
        vesicle->bending_rigidity=tape->xk0;
        vtx_set_global_values(vesicle);
        vesicle->pswitch =tape->pswitch;
        vesicle->pressure=tape->pressure;
        vesicle->dmax=tape->dmax*tape->dmax;
        poly_assign_filament_xi(vesicle,tape);
        free(vesicle->tape);
        vesicle->tape=tape;
        vesicle->clist->dmin_interspecies = tape->dmin_interspecies*tape->dmin_interspecies;
 
 
 
        /* spherical harmonics */
        if(tape->shc>0){
            vesicle->sphHarmonics=complex_sph_init(vesicle->vlist,tape->shc);
        }
        else {
            vesicle->sphHarmonics=NULL;
        }
 
        if(command_line_args.reset_iteration_count) start_iteration=tape->inititer;
        else start_iteration++;
 
        if(start_iteration>=tape->iterations){
            ts_fprintf(stdout, "Simulation already completed. if you want to rerun it try with --force-from-tape or --reset-iteration-count\n\n");
            return 0;
        }
 
    /* if requested in tape, we can have smaller number of polymeres attached to membrane than the number of polymeres in dump file */
        if(vesicle->tape->npoly != vesicle->poly_list->n){
 
        ts_fprintf(stdout,"(INFO) the number of polymeres attached to membrane in tape is different than a number of polymeres in dump file!\n");
        if(vesicle->tape->npoly > vesicle->poly_list->n){
            ts_fprintf(stdout,"(INFO) It is possible to decrease the number of polymeres on the membrane, but it is not allowed to increase its number. The maximal allowed number in tape is %d The execution of program will terminate!\n",vesicle->poly_list->n);
            fatal("Terminating due to increase of number of polymeres",1);
        } else {
            remove_random_polymeres(vesicle->poly_list, vesicle->poly_list->n - vesicle->tape->npoly);
            ts_fprintf(stdout,"(INFO)\n(INFO) The new number of polymeres from tape is %d.\n\n",vesicle->poly_list->n);
 
        }
        }
    }
 
    vesicle->plist=plist;
/* Entry point for plugin after_vesicle_init() function */
    vesicle->plist->pointer=vesicle->plist->chain->after_vesicle_init;
    while(vesicle->plist->pointer!=NULL){
        vesicle=vesicle->plist->pointer->plugin->function->after_vesicle_init(vesicle);
        vesicle->plist->pointer=vesicle->plist->pointer->next;
    }
 
    run_simulation(vesicle, tape->mcsweeps, tape->inititer, tape->iterations, start_iteration);
    write_master_xml_file(command_line_args.output_fullfilename);
    write_dout_fcompat_file(vesicle,"dout");
/* Entry point for plugin cleanup() function */
    ptr=plist->chain->cleanup;
    while(ptr!=NULL){
        ptr->plugin->function->cleanup();
        ptr=ptr->next;
    }
 
 
    vesicle_free(vesicle);
    tape_free(tape);
    return 0; //program finished perfectly ok. We return 0.