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

SDL_GetCurrentRenderOutputSize

Get the current output size in pixels of a rendering context.

Header File

Syntax

bool SDL_GetCurrentRenderOutputSize(SDL_Renderer *renderer, int *w, int *h);

Function Parameters

SDL_Renderer *	renderer	the rendering context.
int *	w	a pointer filled in with the current width.
int *	h	a pointer filled in with the current height.

Return Value

(bool) Returns true on success or false on failure; call SDL_GetError() for more information.

Remarks

If a rendering target is active, this will return the size of the rendering target in pixels, otherwise if a logical size is set, it will return the logical size, otherwise it will return the value of SDL_GetRenderOutputSize().

Thread Safety

This function should only be called on the main thread.

Version

This function is available since SDL 3.1.3.