assert(bbox.xmax()==400)
assert(bbox.ymin()==-10)
assert(bbox.ymax()==40)
num = Value(200.0)
den = Value(100.0)
div = num/den
assert(div.get()==2.0)
# test the inverse bbox functions
trans = rand_transform()
bbox1 = rand_bbox()
ibbox = inverse_transform_bbox(trans, bbox1)
bbox2 = transform_bbox(trans, ibbox)
assert(closeto_bbox(bbox1, bbox2))
ll = Point( Value(-10), Value(-10) )
ur = Point( Value(200), Value(40) )
bbox = Bbox(ll, ur)
transform = get_bbox_transform(unit_bbox(), bbox)
assert( closeto_seq( inverse_transform_bbox(transform, bbox).get_bounds(),
(0,0,1,1)))
assert( closeto_seq( transform_bbox(transform, unit_bbox()).get_bounds(),
(-10,-10,210,50)))
# test the bbox all bounding functions
boxes = [rand_bbox() for i in range(20)]
ix.set_bounds(-30, 400)
assert (bbox.xmin() == -30)
assert (bbox.xmax() == 400)
assert (bbox.ymin() == -10)
assert (bbox.ymax() == 40)
num = Value(200.0)
den = Value(100.0)
div = num / den
assert (div.get() == 2.0)
# test the inverse bbox functions
trans = rand_transform()
bbox1 = rand_bbox()
ibbox = inverse_transform_bbox(trans, bbox1)
bbox2 = transform_bbox(trans, ibbox)
assert (closeto_bbox(bbox1, bbox2))
ll = Point(Value(-10), Value(-10))
ur = Point(Value(200), Value(40))
bbox = Bbox(ll, ur)
transform = get_bbox_transform(unit_bbox(), bbox)
assert (closeto_seq(
inverse_transform_bbox(transform, bbox).get_bounds(), (0, 0, 1, 1)))
assert (closeto_seq(
transform_bbox(transform, unit_bbox()).get_bounds(), (-10, -10, 210, 50)))
# test the bbox all bounding functions
boxes = [rand_bbox() for i in range(20)]
xmin = min([box.xmin() for box in boxes])
xmax = max([box.xmax() for box in boxes])