SDL_GetRenderOutputSize - Man Page

#include <SDL3/SDL_render.h>

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

This returns the true output size in pixels, ignoring any render targets or logical size and presentation.

For the output size of the current rendering target, with logical size adjustments, use SDL_GetCurrentRenderOutputSize() instead.

renderer

the rendering context.

w

a pointer filled in with the width in pixels.

h

a pointer filled in with the height in pixels.

for more information.

This function should only be called on the main thread.

This function is available since SDL 3.2.0.

SDL_GetCurrentRenderOutputSize(3)

SDL_GetCurrentRenderOutputSize(3), SDL_GetWindowSize(3).