SDL_modf - Man Page

#include <SDL3/SDL_stdinc.h>

double SDL_modf(double x, double *y);

This function operates on double-precision floating point values, use SDL_modff for single-precision floats.

x

floating point value.

y

output pointer to store the integer part of x.

Returns the fractional part of x.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.

SDL_modff(3), SDL_trunc(3), SDL_fmod(3)

SDL_fmod(3), SDL_modff(3).