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

SDL_cos

Compute the cosine of x.

Header File

Syntax

double SDL_cos(double x);

Function Parameters

double

floating point value, in radians.

Return Value

(double) Returns cosine of x.

Remarks

Domain: -INF <= x <= INF

Range: -1 <= y <= 1

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

This function may use a different approximation across different versions, platforms and configurations. i.e, it can return a different value given the same input on different machines or operating systems, or if SDL is updated.

Thread Safety

It is safe to call this function from any thread.

Version

This function is available since SDL 3.1.3.