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/* Ratings conversions by DAV */
/* GNU licensing applies */
#include "stdinclude.h"
#include "command.h"
#include "common.h"
#include "rating_conv.h"
#include "utils.h"
PRIVATE int
elo_to_uscf(int elo)
{
return (elo + 100);
}
PRIVATE int
uscf_to_elo(int uscf)
{
return (uscf - 100);
}
PRIVATE int
bcf_to_elo(int bcf)
{
return (bcf * 8 + 600);
}
PRIVATE int
elo_to_bcf(int elo)
{
return (elo - 600) / 8;
}
#if 0
PRIVATE int
uscf_to_bcf(int uscf)
{
return (uscf - 700) / 8;
}
#endif
#if 0
PRIVATE int
bcf_to_uscf(int bcf)
{
return (bcf * 8 + 700);
}
#endif
PRIVATE void
printgrades(int p, int elo, int uscf, int bcf)
{
pprintf(p, "Grading conversion:\n");
pprintf(p, " ELO = %d, USCF = %d, BCF = %d\n", elo, uscf, bcf);
}
PUBLIC int
com_CONVERT_BCF(int p, param_list param)
{
int elo = bcf_to_elo(param[0].val.integer);
int uscf = elo_to_uscf(elo);
printgrades(p, elo, uscf, param[0].val.integer);
return COM_OK;
}
PUBLIC int
com_CONVERT_ELO(int p, param_list param)
{
int bcf = elo_to_bcf(param[0].val.integer);
int uscf = elo_to_uscf(param[0].val.integer);
printgrades(p, param[0].val.integer, uscf, bcf);
return COM_OK;
}
PUBLIC int
com_CONVERT_USCF(int p, param_list param)
{
int elo = uscf_to_elo(param[0].val.integer);
int bcf = elo_to_bcf(elo);
printgrades(p, elo, param[0].val.integer, bcf);
return COM_OK;
}
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