next_pow2

Returns the next power-of-two greater than or equal to a given value.

n = next_pow2(1010);    //  n == 1024
n = next_pow2(1024);    //  n == 1024
n = next_pow2(1030);    //  n == 2048

next_pow2(n): Returns the next power-of-two greater than or equal to a given value.

COPY/// @func   next_pow2(n)
///
/// @desc   Returns the next power-of-two greater than or equal to a given value.
///
/// @param  {real}      n       positive integer
///
/// @return {real}      power-of-two
///
/// GMLscripts.com/license

function next_pow2(n)
{
    return 1 << ceil(log2(n));
}

Contributors: davesch, xot

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