Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_GetCurrentRenderOutputSize - Get the current output size in pixels of a rendering context.
HEADER FILE
Defined in SDL3/SDL_render.h
SYNOPSIS
#include "SDL3/SDL.h"
bool SDL_GetCurrentRenderOutputSize(SDL_Renderer *renderer, int *w, int *h);
DESCRIPTION
If a rendering target is active, this will return the size of the rendering target in pixels, otherwise
return the value of
SDL_GetRenderOutputSize ().
Rendering target or not, the output will be adjusted by the current logical presentation state, dictated
by
SDL_SetRenderLogicalPresentation ().
FUNCTION PARAMETERS
renderer
the rendering context.
w a pointer filled in with the current width.
h a pointer filled in with the current height.
RETURN VALUE
Returns true on success or false on failure; call
SDL_GetError () for more information.
THREAD SAFETY
This function should only be called on the main thread.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
•(3), SDL_GetRenderOutputSize(3)
Simple Directmedia Layer SDL 3.2.8 SDL_GetCurrentRenderOutputSize(3)