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

SDL_GetRenderLogicalPresentationRect

Get the final presentation rectangle for rendering.

Header File

Syntax

bool SDL_GetRenderLogicalPresentationRect(SDL_Renderer *renderer, SDL_FRect *rect);

Function Parameters

SDL_Renderer *	renderer	the rendering context.
SDL_FRect *	rect	a pointer filled in with the final presentation rectangle, may be NULL.

Return Value

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

Remarks

This function returns the calculated rectangle used for logical presentation, based on the presentation mode and output size. If logical presentation is disabled, it will fill the rectangle with the output size, in pixels.

Thread Safety

You may only call this function from the main thread.

Version

This function is available since SDL 3.1.3.