#include<stdlib.h>
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#include<math.h>
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#include<string.h>
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#include "general.h"
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#include "vertex.h"
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#include "bond.h"
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#include<stdio.h>
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ts_vertex_list *init_vertex_list(ts_uint N){
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ts_int i;
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ts_vertex *tlist;
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ts_vertex_list *vlist=(ts_vertex_list *)malloc(sizeof(ts_vertex_list));
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if(N==0){
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err("Initialized vertex list with zero elements. Pointer set to NULL");
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vlist->n=0;
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vlist->vtx=NULL;
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return vlist;
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}
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vlist->vtx=(ts_vertex **)malloc(N*sizeof(ts_vertex *));
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tlist=(ts_vertex *)malloc(N*sizeof(ts_vertex));
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if(vlist->vtx==NULL || tlist==NULL)
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fatal("Fatal error reserving memory space for vertex list! Could number of requsted vertices be too large?", 100);
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for(i=0;i<N;i++) {
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vlist->vtx[i]=&tlist[i];
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vlist->vtx[i]->data=init_vertex_data();
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vlist->vtx[i]->idx=i;
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}
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vlist->n=N;
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return vlist;
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}
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ts_vertex_data *init_vertex_data(){
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ts_vertex_data *data;
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data=(ts_vertex_data *)calloc(1,sizeof(ts_vertex_data));
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if(data==NULL)
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fatal("Fatal error reserving memory space for ts_vertex! Memory full?", 100);
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return data;
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}
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/*
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ts_bool vtx_set_global_values(ts_vertex **vlist, ts_vesicle *vesicle){
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ts_double xk=vesicle->bending_rigidity;
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ts_uint i;
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for(i=0;i<vesicle->vlist.n;i++){
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vlist[i]->xk=xk;
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}
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return TS_SUCCESS;
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}
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*/
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ts_bool vtx_add_neighbour(ts_vertex *vtx, ts_vertex *nvtx){
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ts_uint i;
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/* no neighbour can be null! */
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if(vtx==NULL || nvtx==NULL) return TS_FAIL;
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/*if it is already a neighbour don't add it to the list */
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for(i=0; i<vtx->data->neigh_no;i++){
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if(vtx->data->neigh[i]==nvtx) return TS_FAIL;
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}
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ts_uint nn=++vtx->data->neigh_no;
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vtx->data->neigh=(ts_vertex **)realloc(vtx->data->neigh, nn*sizeof(ts_vertex *));
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vtx->data->neigh[nn-1]=nvtx;
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/* pa se sosedu dodamo vertex */
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/*if it is already a neighbour don't add it to the list */
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for(i=0; i<nvtx->data->neigh_no;i++){
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if(nvtx->data->neigh[i]==vtx) return TS_FAIL;
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}
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nn=++nvtx->data->neigh_no;
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nvtx->data->neigh=(ts_vertex **)realloc(nvtx->data->neigh, nn*sizeof(ts_vertex *));
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nvtx->data->neigh[nn-1]=vtx;
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return TS_SUCCESS;
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}
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ts_bool vtx_add_bond(ts_bond_list *blist,ts_vertex *vtx1,ts_vertex *vtx2){
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ts_bond *bond;
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bond=bond_add(blist,vtx1,vtx2);
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if(bond==NULL) return TS_FAIL;
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vtx1->data->bond_no++;
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vtx2->data->bond_no++;
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vtx1->data->bond=(ts_bond **)realloc(vtx1->data->bond, vtx1->data->bond_no*sizeof(ts_bond *));
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vtx2->data->bond=(ts_bond **)realloc(vtx2->data->bond, vtx2->data->bond_no*sizeof(ts_bond *));
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vtx1->data->bond[vtx1->data->bond_no-1]=bond;
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vtx2->data->bond[vtx2->data->bond_no-1]=bond;
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return TS_SUCCESS;
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}
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ts_bool vtx_add_cneighbour(ts_bond_list *blist, ts_vertex *vtx1, ts_vertex *vtx2){
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ts_bool retval;
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retval=vtx_add_neighbour(vtx1,vtx2);
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if(retval==TS_SUCCESS)
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retval=vtx_add_bond(blist,vtx1,vtx2);
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return retval;
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}
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ts_bool vtx_data_free(ts_vertex_data *data){
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if(data->neigh!=NULL) free(data->neigh);
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if(data->tristar!=NULL) free(data->tristar);
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if(data->bond!=NULL) free(data->bond);
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if(data->cell!=NULL) free(data->cell);
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free(data);
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return TS_SUCCESS;
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}
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/*not usable. can be deleted */
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ts_bool vtx_free(ts_vertex *vtx){
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vtx_data_free(vtx->data);
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free(vtx);
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return TS_SUCCESS;
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}
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ts_bool vtx_list_free(ts_vertex_list *vlist){
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int i;
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for(i=0;i<vlist->n;i++){
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vtx_data_free(vlist->vtx[i]->data);
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}
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free(*(vlist->vtx));
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free(vlist->vtx);
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free(vlist);
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return TS_SUCCESS;
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}
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/* rewrite for additional structure in chain */
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/*inline ts_double vtx_distance_sq(ts_vertex *vtx1, ts_vertex *vtx2){
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ts_double dist;
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#ifdef TS_DOUBLE_DOUBLE
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dist=pow((*vtx1)->x-(*vtx2)->x,2) + pow((*vtx1)->y-(*vtx2)->y,2) + pow((*vtx1)->z-(*vtx2)->z,2);
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#endif
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#ifdef TS_DOUBLE_LONGDOUBLE
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dist=powl((*vtx1)->x-(*vtx2)->x,2) + powl((*vtx1)->y-(*vtx2)->y,2) + powl((*vtx1)->z-(*vtx2)->z,2);
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#endif
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#ifdef TS_DOUBLE_FLOAT
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dist=powf((*vtx1)->x-(*vtx2)->x,2) + powf((*vtx1)->y-(*vtx2)->y,2) + powf((*vtx1)->z-(*vtx2)->z,2);
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#endif
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return(dist);
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}
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*/
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