Get the maximum size of a window's client area.
void SDL_GetWindowMaximumSize(SDL_Window * window, int *w, int *h);
|window||the window to query|
|w||a pointer filled in with the maximum width of the window, may be NULL|
|h||a pointer filled in with the maximum height of the window, may be NULL|
This function is available since SDL 2.0.0.