Trisurf Monte Carlo simulator
Samo Penic
2019-03-08 2afc2f4f1dd89518995f1b5a539aea932aecab65
commit | author | age
77a2c7 1 #include <stdlib.h>
SP 2 #include<math.h>
3
4 #include "general.h"
5 #include "vertex.h"
6 #include "cell.h"
7 #include "vesicle.h"
8 #include "frame.h"
9 char plugin_name[] = "Constant volume";
10 char plugin_description[]= "Plugin that enables constant volume of the vesicle.";
11 char plugin_author[] = "SAMO PENIC";
12
13
14 typedef struct {
15     ts_double dvol;
16     ts_double V0;
17     ts_double epsvol;
18 } plugin_data;
19
20
21 ts_plugin_details *init (){
22     ts_plugin_details *details=(ts_plugin_details *)calloc(1,sizeof(ts_plugin_details));
23     details->name = plugin_name;
24     details->data = (plugin_data *)calloc(1,sizeof(plugin_data)); //storing data
25     return details;    
26 }
27
28
29 ts_vesicle *after_vesicle_init(ts_vesicle *vesicle){
30     plugin_data *data=(plugin_data *)vesicle->plist->pointer->plugin->details->data;
31     ts_fprintf(stdout,"constant volume initialized\n");
32
33     centermass(vesicle);
34     cell_occupation(vesicle);
35     vesicle_volume(vesicle); //needed for constant volume at this moment
36
37     data->V0=vesicle->volume;
38     data->epsvol=4.0*sqrt(2.0*M_PI)/pow(3.0,3.0/4.0)*data->V0/pow(vesicle->tlist->n,3.0/2.0);
39     return vesicle;
40 }
41
42
43 void vm_energy_before_prepare(ts_vesicle *vesicle, ts_vertex *vtx){
44     if(vesicle->tape->constvolswitch>0){
45         plugin_data *data=(plugin_data *)vesicle->plist->pointer->plugin->details->data;
46         data->dvol=0;
47         ts_uint i;
48         for(i=0;i<vtx->tristar_no;i++) data->dvol-=vtx->tristar[i]->volume;
49     }
50 }
51
52 ts_double vm_before_montecarlo_constraint(ts_vesicle *vesicle, ts_vertex *vtx, ts_vertex *old_vtx){
53     if(vesicle->tape->constvolswitch >0){
54         plugin_data *data=(plugin_data *)vesicle->plist->pointer->plugin->details->data;
55         ts_uint i;
56         for(i=0;i<vtx->tristar_no;i++) data->dvol+=vtx->tristar[i]->volume;
57         if(fabs(vesicle->volume+data->dvol-data->V0)>data->epsvol) return TS_FAIL;
58     }
59     return TS_SUCCESS;
2afc2f 60 }
77a2c7 61
SP 62
2afc2f 63 void vm_new_state_accepted(ts_vesicle *vesicle, ts_vertex *vtx, ts_vertex *old_vtx){
SP 64     if(vesicle->tape->constvolswitch >0){
65         plugin_data *data=(plugin_data *)vesicle->plist->pointer->plugin->details->data;
66         vesicle->volume+=data->dvol;
67     }
77a2c7 68 }