fix()
public
Return the integer part of the number, as a BigDecimal.
static VALUE
BigDecimal_fix(VALUE self)
{
ENTER(5);
Real *c, *a;
size_t mx;
GUARD_OBJ(a, GetVpValue(self, 1));
mx = a->Prec *(VpBaseFig() + 1);
GUARD_OBJ(c, VpCreateRbObject(mx, "0"));
VpActiveRound(c, a, VP_ROUND_DOWN, 0); /* 0: round off */
return ToValue(c);
}