Files
moldyn/mathmech/mm/src/stat_sort.c
2014-01-29 02:42:45 +04:00

99 lines
2.3 KiB
C

/*
* ----------------------------------------------------------------------------
* "THE BEER-WARE LICENSE" (Revision 42):
* Evgeniy Alekseev wrote this file. As long as you retain this notice you
* can do whatever you want with this stuff. If we meet some day, and you think
* this stuff is worth it, you can buy me a beer in return
* ----------------------------------------------------------------------------
*/
/**
* @file stat_sort.c
* Source code of mathmech library
* @author Evgeniy Alekseev (arcanis)
* @copyright Beerware
* @bug No known bugs
*/
#include <stdlib.h>
#include <mathmech/stat_sort.h>
#include <mathmech/var_types.h>
/**
* @fn proc_matrix
*/
int proc_matrix (const system_info _system_info, const int *connect, int *num_mol_agl,
int *agl, int *stat, int *stat_all)
{
int i, j, k, p, *bin;
/* p weight / graph index
* bin binary massive of labels
*/
/// <b>Work blocks</b>
// definition and zeroing
bin = (int *) malloc (_system_info.num_mol * sizeof (int));
if (bin == NULL)
return 1;
for (i=0; i<_system_info.num_mol; i++)
{
bin[i] = 1;
stat[i] = 0;
num_mol_agl[i] = 0;
for (j=0; j<_system_info.num_mol; j++)
agl[_system_info.num_mol*i+j] = 0;
}
/// <pre> select non-bonded molecules </pre>
for (i=0; i<_system_info.num_mol; i++)
{
p = 0;
for (j=0; j<_system_info.num_mol; j++)
p += connect[i*_system_info.num_mol+j];
if (p == 0)
{
bin[i] = 0;
stat[0]++;
stat_all[0]++;
}
}
/// <pre> unwraping of connectivity matrix </pre>
p = 0;
for (i=0; i<_system_info.num_mol; i++)
if (bin[i] == 1)
{
agl[_system_info.num_mol*p+num_mol_agl[p]] = i;
num_mol_agl[p]++;
bin[i] = 0;
for (j=0; j<num_mol_agl[p]; j++)
for (k=0; k<_system_info.num_mol; k++)
if ((connect[agl[_system_info.num_mol*p+j]*_system_info.num_mol+k] == 1) && (bin[k] == 1))
{
agl[_system_info.num_mol*p+num_mol_agl[p]] = k;
num_mol_agl[p]++;
bin[k] = 0;
}
p++;
}
/// <pre> filling statistic array </pre>
i = 0;
while (num_mol_agl[i] > 0)
{
stat[num_mol_agl[i]-1]++;
stat_all[num_mol_agl[i]-1]++;
i++;
}
/// <pre> free memory </pre>
free (bin);
return 0;
}