[Solved] Finding closest power of 2 for any float at compile time
This does it: #define CALC_SCALE ( x > 16 ? 32 : x > 8 ? 16 : x > 4 ? 8 : x > 2 ? 4 : x > 1 ? 2 : 1 ) At compile time: int x = CALC_SCALE( 13 ); is compiled to: int x = 16; This … Read more