Get the clipping rectangle for a surface.
void SDL_GetClipRect(SDL_Surface * surface, SDL_Rect * rect);
|surface||the SDL_Surface structure representing the surface to be clipped|
|rect||an SDL_Rect structure filled in with the clipping rectangle for the surface|
surface is the destination of a blit, only the area within the clip rectangle is drawn into.
This function is available since SDL 2.0.0.