SDL_Rect - Defines a rectangular area

       A SDL_Rect defines a rectangular area of pixels. It is used by SDL_BlitSurface to define blitting regions
       and by several other video functions.

       SDL_Rect - Defines a rectangular area

SDL_BlitSurface, SDL_UpdateRect

SDL                                          Tue 11 Sep 2001, 23:01                                  SDL_Rect(3)

x,y                Position of the upper-left corner of the rectangle

       w,h                The width and height of the rectangle

       typedef struct{
         Sint16 x, y;
         Uint16 w, h;
       } SDL_Rect;