NAME

SDL_CompareCallback - A callback used with SDL sorting and binary search functions.

HEADER FILE

Defined in SDL3/SDL_stdinc.h

SYNOPSIS

#include "SDL3/SDL.h"

typedef int (SDLCALL *SDL_CompareCallback)(const void *a, const void *b);

FUNCTION PARAMETERS

a

a pointer to the first element being compared.

b

a pointer to the second element being compared.

RETURN VALUE

Returns -1 if a should be sorted before b , 1 if b should be sorted before a , 0 if they are equal. If two elements are equal, their order in the sorted array is undefined.

AVAILABILITY

This callback is available since SDL 3.2.0.

SEE ALSO

•(3), SDL_bsearch(3), •(3), SDL_qsort(3)