| SDL_scalbn(3) | SDL3 FUNCTIONS | SDL_scalbn(3) |
SDL_scalbn - Scale x by an integer power of two.
Defined in SDL3/SDL_stdinc.h
#include "SDL3/SDL.h"
double SDL_scalbn(double x, int n);
Multiplies x by the n th power of the floating point radix (always 2).
Domain: -INF<=x<=INF , n integer
Range: -INF<=y<=INF This function operates on double-precision floating point values, use
SDL_scalbnf
for single-precision floats.
Returns x*2^n .
It is safe to call this function from any thread.
This function is available since SDL 3.2.0.
•(3), SDL_scalbnf(3), •(3), SDL_pow(3)
| SDL 3.2.10 | Simple Directmedia Layer |