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

SDL_GetRenderLogicalPresentation

Get device independent resolution and presentation mode for rendering.

Header File

Defined in <SDL3/SDL_render.h>

Syntax

bool SDL_GetRenderLogicalPresentation(SDL_Renderer *renderer, int *w, int *h, SDL_RendererLogicalPresentation *mode);

Function Parameters

SDL_Renderer *	renderer	the rendering context.
int *	w	an int to be filled with the width.
int *	h	an int to be filled with the height.
SDL_RendererLogicalPresentation *	mode	the presentation mode used.

Return Value

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

Remarks

This function gets the width and height of the logical rendering output, or the output size in pixels if a logical resolution is not enabled.

Thread Safety

This function should only be called on the main thread.

Version

This function is available since SDL 3.1.3.

See Also

• SDL_SetRenderLogicalPresentation

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CategoryAPI, CategoryAPIFunction, CategoryRender

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