| | |
| | | #include "bond.h" |
| | | #include<stdio.h> |
| | | |
| | | ts_bool vertex_list_assign_id(ts_vertex_list *vlist, ts_uint id){ |
| | | ts_uint i; |
| | | for(i=0;i<vlist->n;i++){ |
| | | vlist->vtx[i]->id = id; |
| | | } |
| | | return TS_SUCCESS; |
| | | } |
| | | |
| | | ts_vertex_list *init_vertex_list(ts_uint N){ |
| | | ts_int i; |
| | | ts_vertex_list *vlist=(ts_vertex_list *)malloc(sizeof(ts_vertex_list)); |
| | |
| | | /* remove it from the list while shifting remaining neighbours up */ |
| | | ts_uint i,j=0; |
| | | for(i=0;i<vtx->neigh_no;i++){ |
| | | // fprintf(stderr,"neigh_addr=%ld\n", (long)vtx->neigh[i]); |
| | | if(vtx->neigh[i]!=nvtx){ |
| | | vtx->neigh[j]=vtx->neigh[i]; |
| | | j++; |
| | | } |
| | | } |
| | | // fprintf(stderr,"remove_neighbour: vtx1_addr=%ld, vtx2_addr=%ld\n",(long)vtx,(long)nvtx); |
| | | /* resize memory. potentionally time consuming */ |
| | | vtx->neigh_no--; |
| | | vtx->neigh=(ts_vertex **)realloc(vtx->neigh,vtx->neigh_no*sizeof(ts_vertex *)); |
| | | if(vtx->neigh == NULL && vtx->neigh_no!=0) |
| | | fatal("Reallocation of memory failed during removal of vertex neighbour in vtx_remove_neighbour",100); |
| | | |
| | | fatal("(1) Reallocation of memory failed during removal of vertex neighbour in vtx_remove_neighbour",100); |
| | | //fprintf(stderr,"first alloc"); |
| | | /* repeat for the neighbour */ |
| | | /* find a neighbour */ |
| | | /* remove it from the list while shifting remaining neighbours up */ |
| | | j=0; |
| | | for(i=0;i<nvtx->neigh_no;i++){ |
| | | if(nvtx->neigh[i]!=vtx){ |
| | | nvtx->neigh[j]=nvtx->neigh[i]; |
| | |
| | | } |
| | | } |
| | | /* resize memory. potentionally time consuming. */ |
| | | // fprintf(stderr,"Neigbours=%d\n",nvtx->neigh_no); |
| | | nvtx->neigh_no--; |
| | | nvtx->neigh=(ts_vertex **)realloc(nvtx->neigh,nvtx->neigh_no*sizeof(ts_vertex *)); |
| | | nvtx->neigh=(ts_vertex **)realloc(nvtx->neigh,nvtx->neigh_no*sizeof(ts_vertex *)); |
| | | // fprintf(stderr,"Neigbours=%d\n",nvtx->neigh_no); |
| | | if(nvtx->neigh == NULL && nvtx->neigh_no!=0) |
| | | fatal("Reallocation of memory failed during removal of vertex neighbour in vtx_remove_neighbour",100); |
| | | fatal("(2) Reallocation of memory failed during removal of vertex neighbour in vtx_remove_neighbour",100); |
| | | |
| | | return TS_SUCCESS; |
| | | } |
| | |
| | | bond=bond_add(blist,vtx1,vtx2); |
| | | if(bond==NULL) return TS_FAIL; |
| | | vtx1->bond_no++; |
| | | vtx2->bond_no++; |
| | | // vtx2->data->bond_no++; |
| | | |
| | | vtx1->bond=(ts_bond **)realloc(vtx1->bond, vtx1->bond_no*sizeof(ts_bond *)); |
| | | vtx2->bond=(ts_bond **)realloc(vtx2->bond, vtx2->bond_no*sizeof(ts_bond *)); |
| | | // vtx2->data->bond=(ts_bond **)realloc(vtx2->data->bond, vtx2->data->bond_no*sizeof(ts_bond *)); |
| | | vtx1->bond[vtx1->bond_no-1]=bond; |
| | | vtx2->bond[vtx2->bond_no-1]=bond; |
| | | // vtx2->ata->bond[vtx2->data->bond_no-1]=bond; |
| | | return TS_SUCCESS; |
| | | } |
| | |
| | | ts_bool vtx_add_cneighbour(ts_bond_list *blist, ts_vertex *vtx1, ts_vertex *vtx2){ |
| | | ts_bool retval; |
| | | retval=vtx_add_neighbour(vtx1,vtx2); |
| | | // retval=vtx_add_neighbour(vtx2,vtx1); |
| | | if(retval==TS_SUCCESS) |
| | | retval=vtx_add_bond(blist,vtx1,vtx2); |
| | | return retval; |
| | |
| | | } |
| | | |
| | | |
| | | /* Insert neighbour is a function that is required in bondflip. It inserts a |
| | | * neighbour exactly in the right place. */ |
| | | inline ts_bool vtx_insert_neighbour(ts_vertex *vtx, ts_vertex *nvtx, ts_vertex *vtxm){ |
| | | //nvtx is a vertex that is to be inserted after vtxm! |
| | | ts_uint i,j,midx; |
| | | vtx->neigh_no++; |
| | | if(vtxm==NULL || nvtx==NULL || vtx==NULL) |
| | | fatal("vertex_insert_neighbour: one of pointers has been zero.. Cannot proceed.",3); |
| | | //We need to reallocate space! The pointer *neight must be zero if not having neighbours jey (if neigh_no was 0 at thime of calling |
| | | vtx->neigh=realloc(vtx->neigh,vtx->neigh_no*sizeof(ts_vertex *)); |
| | | if(vtx->neigh == NULL){ |
| | | fatal("Reallocation of memory failed during insertion of vertex neighbour in vertex_insert_neighbour",3); |
| | | } |
| | | midx=0; |
| | | for(i=0;i<vtx->neigh_no-1;i++) if(vtx->neigh[i]==vtxm) {midx=i; break;} |
| | | // fprintf(stderr,"midx=%d, vseh=%d\n",midx,vtx->neigh_no-2); |
| | | if(midx==vtx->neigh_no-2) { |
| | | vtx->neigh[vtx->neigh_no-1]=nvtx; |
| | | } else { |
| | | for(j=vtx->neigh_no-2;j>midx;j--) { |
| | | vtx->neigh[j+1]=vtx->neigh[j]; |
| | | // vtx->bond_length[j+1]=vtx->bond_length[j]; |
| | | // vtx->bond_length_dual[j+1]=vtx->bond_length_dual[j]; |
| | | } |
| | | vtx->neigh[midx+1]=nvtx; |
| | | } |
| | | return TS_SUCCESS; |
| | | } |
| | | |
| | | |
| | | /* vtx remove tristar is required in bondflip. */ |
| | | /* TODO: Check whether it is important to keep the numbering of tristar |
| | | * elements in some order or not! */ |
| | | inline ts_bool vtx_remove_tristar(ts_vertex *vtx, ts_triangle *tristar){ |
| | | ts_uint i,j=0; |
| | | for(i=0;i<vtx->tristar_no;i++){ |
| | | if(vtx->tristar[i]!=tristar){ |
| | | vtx->tristar[j]=vtx->tristar[i]; |
| | | j++; |
| | | } |
| | | } |
| | | vtx->tristar_no--; |
| | | vtx->tristar=realloc(vtx->tristar,vtx->tristar_no*sizeof(ts_triangle *)); |
| | | if(vtx->neigh == NULL){ |
| | | fatal("Reallocation of memory failed during insertion of vertex neighbour in vertex_add_neighbour",3); |
| | | } |
| | | return TS_SUCCESS; |
| | | } |
| | | |
| | | |
| | | |
| | | /* ****************************************************************** */ |
| | | /* ***** New vertex copy operations. Inherently they are slow. ***** */ |
| | | /* ****************************************************************** */ |