/*
* @@ lua_numbertointeger converts a float number to an integer, or
** returns 0 if float is not within the range of a lua_Integer.
** (The range comparisons are tricky because of rounding. The tests
** here assume a two-complement representation, where MININTEGER always
** has an exact representation as a float; MAXINTEGER may not have one,
** and therefore its conversion to float may have an ill-defined value.)
*/
public static bool lua_numbertointeger(LUA_NUMBER n, out LUA_INTEGER p)
{
//#define lua_numbertointeger(n,p) \
// ((n) >= (LUA_NUMBER)(LUA_MININTEGER) && \
// (n) < -(LUA_NUMBER)(LUA_MININTEGER) && \
// (*(p) = (LUA_INTEGER)(n), 1))
if ((n >= (LUA_NUMBER)(LUA_MININTEGER)) && (n < -(LUA_NUMBER)(LUA_MININTEGER)))
{
p = (LUA_INTEGER)n;
return(true);
}
else
{
p = 0;
return(false);
}
}
public static String lua_integer2str(LUA_INTEGER n)
{
return(n.ToString(LUA_INTEGER_FMT_NET, CultureInfo.InvariantCulture));
}
public static int lua_integer2str(out String s, LUA_INTEGER n)
{
s = n.ToString(LUA_INTEGER_FMT_NET, CultureInfo.InvariantCulture);
return(s.Length);
}
