(This is the documentation for SDL3, which is the current stable version. SDL2 was the previous version!)

SDL_round

Round x to the nearest integer.

Header File

Syntax

double SDL_round(double x);

Function Parameters

double

floating point value.

Return Value

(double) Returns the nearest integer to x.

Remarks

Rounds x to the nearest integer. Values halfway between integers will be rounded away from zero.

Domain: -INF <= x <= INF

Range: -INF <= y <= INF, y integer

This function operates on double-precision floating point values, use SDL_roundf for single-precision floats. To get the result as an integer type, use SDL_lround.

Thread Safety

It is safe to call this function from any thread.

Version

This function is available since SDL 3.1.3.