Re: math.random() when lua_Number is int

[Antero Vipunen <antero@...>]

Graham Wilson wrote:

> int r = rand()%RAND_MAX;
> lua_pushnumber(L, (lua_Number)r / (lua_Number)RAND_MAX);  /* Number between 0 and 1 */
>  
Simple mathematics shows us that this will always push 0. Because:
0 <= r < RAND_MAX and so r/RAND_MAX == 0.

AMDG,
 Antero Vipunen.