(r).x = (nx), (r).y = (ny), (r).width = (w), (r).height = (h)
#define RECT_EQUAL(r1, r2) ((r1).x == (r2).x && (r1).y == (r2).y && \
- (r1).width == (r2).width && \
+ (r1).width == (r2).width && \
(r1).height == (r2).height)
#define RECT_CONTAINS(r, px, py) \