| | |
| | | #include "timestep.h" |
| | | #include "cell.h" |
| | | //#include "io.h" |
| | | #include "io.h" |
| | | #include<stdio.h> |
| | | #include "vertexmove.h" |
| | | #include <string.h> |
| | | #include "constvol.h" |
| | | |
| | | ts_bool single_verticle_timestep(ts_vesicle *vesicle,ts_vertex *vtx,ts_double *rn){ |
| | | ts_uint i; |
| | |
| | | ts_double delta_energy,oenergy,dvol=0.0; |
| | | ts_double costheta,sintheta,phi,r; |
| | | //This will hold all the information of vtx and its neighbours |
| | | ts_vertex backupvtx[20]; |
| | | ts_vertex backupvtx[20], *constvol_vtx_moved, *constvol_vtx_backup; |
| | | memcpy((void *)&backupvtx[0],(void *)vtx,sizeof(ts_vertex)); |
| | | |
| | | //Some stupid tests for debugging cell occupation! |
| | |
| | | } |
| | | } |
| | | |
| | | //self avoidance check with distant vertices |
| | | cellidx=vertex_self_avoidance(vesicle, vtx); |
| | | //check occupation number |
| | | retval=cell_occupation_number_and_internal_proximity(vesicle->clist,cellidx,vtx); |
| | | |
| | | // TODO: Maybe faster if checks only nucleus-neighboring cells |
| | | // Nucleus penetration check: |
| | | if (vtx->x*vtx->x + vtx->y*vtx->y + vtx->z*vtx->z < vesicle->R_nucleus){ |
| | | vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex)); |
| | | return TS_FAIL; |
| | | } |
| | | |
| | | //self avoidance check with distant vertices |
| | | cellidx=vertex_self_avoidance(vesicle, vtx); |
| | | //check occupation number |
| | | retval=cell_occupation_number_and_internal_proximity(vesicle->clist,cellidx,vtx); |
| | | |
| | | if(retval==TS_FAIL){ |
| | | vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex)); |
| | | return TS_FAIL; |
| | |
| | | }; |
| | | |
| | | delta_energy=0; |
| | | |
| | | if(vesicle->tape->constvolswitch == 1){ |
| | | retval=constvolume(vesicle, vtx, dvol, &delta_energy, constvol_vtx_moved,constvol_vtx_backup); |
| | | if(retval==TS_FAIL){ // if we couldn't move the vertex to assure constant volume |
| | | vtx=memcpy((void *)vtx,(void *)&backupvtx[0],sizeof(ts_vertex)); |
| | | for(i=0;i<vtx->neigh_no;i++){ |
| | | vtx->neigh[i]=memcpy((void *)vtx->neigh[i],(void *)&backupvtx[i+1],sizeof(ts_vertex)); |
| | | } |
| | | return TS_FAIL; |
| | | } |
| | | } |
| | | |
| | | //update the normals of triangles that share bead i. |
| | | for(i=0;i<vtx->tristar_no;i++) triangle_normal_vector(vtx->tristar[i]); |
| | | oenergy=vtx->energy; |
| | |
| | | |
| | | if(vesicle->pswitch == 1){ |
| | | for(i=0;i<vtx->tristar_no;i++) dvol+=vtx->tristar[i]->volume; |
| | | delta_energy-=vesicle->pressure*dvol; |
| | | delta_energy-=vesicle->pressure*dvol; |
| | | }; |
| | | |
| | | |
| | | /* No poly-bond energy for now! |
| | | if(vtx->grafted_poly!=NULL){ |
| | |
| | | //update the normals of triangles that share bead i. |
| | | for(i=0;i<vtx->tristar_no;i++) triangle_normal_vector(vtx->tristar[i]); |
| | | |
| | | if(vesicle->tape->constvolswitch == 1){ |
| | | ts_bool constvolumerestore(constvol_vtx_backup); |
| | | } |
| | | |
| | | return TS_FAIL; |
| | | } |
| | | } |
| | | |
| | | //accepted |
| | | // oldcellidx=vertex_self_avoidance(vesicle, &backupvtx[0]); |
| | | if(vtx->cell!=vesicle->clist->cell[cellidx]){ |
| | | retval=cell_add_vertex(vesicle->clist->cell[cellidx],vtx); |
| | |
| | | if(retval==TS_SUCCESS) cell_remove_vertex(backupvtx[0].cell,vtx); |
| | | |
| | | } |
| | | |
| | | if(vesicle->tape->constvolswitch == 1){ |
| | | ts_bool constvolumeaccept(constvol_vtx_backup); |
| | | } |
| | | // if(oldcellidx); |
| | | //END MONTE CARLOOOOOOO |
| | | return TS_SUCCESS; |
| | |
| | | } |
| | | } |
| | | |
| | | // TODO: Maybe faster if checks only nucleus-neighboring cells |
| | | // Nucleus penetration check: |
| | | if (vtx->x*vtx->x + vtx->y*vtx->y + vtx->z*vtx->z < vesicle->R_nucleus){ |
| | | vtx=memcpy((void *)vtx,(void *)&backupvtx,sizeof(ts_vertex)); |
| | | return TS_FAIL; |
| | | } |
| | | |
| | | |
| | | //self avoidance check with distant vertices |
| | | cellidx=vertex_self_avoidance(vesicle, vtx); |
| | | //check occupation number |
| | | retval=cell_occupation_number_and_internal_proximity(vesicle->clist,cellidx,vtx); |
| | | |
| | | if(retval==TS_FAIL){ |
| | | vtx=memcpy((void *)vtx,(void *)&backupvtx,sizeof(ts_vertex)); |
| | | return TS_FAIL; |