def get_bbox_intersect(one, two):
"""
Finds the intersection of two bounding boxes in the same SRS
:param one: The first bbox tuple (w, s, e, n)
:param two: The second bbox tuple (w, s, e, n)
:return: A bounding box tuple where one and two overlap, or None if there is no overlap
"""
a_x0, a_y0, a_x1, a_y1 = one
b_x0, b_y0, b_x1, b_y1 = two
if mapproxy_grid.bbox_intersects(one, two):
return max(a_x0, b_x0), max(a_y0, b_y0), min(a_x1, b_x1), min(a_y1, b_y1)
else:
return None
def get_bbox_intersect(one, two):
"""
Finds the intersection of two bounding boxes in the same SRS
:param one: The first bbox tuple (w, s, e, n)
:param two: The second bbox tuple (w, s, e, n)
:return: A bounding box tuple where one and two overlap, or None if there is no overlap
"""
a_x0, a_y0, a_x1, a_y1 = one
b_x0, b_y0, b_x1, b_y1 = two
if mapproxy_grid.bbox_intersects(one, two):
return max(a_x0, b_x0), max(a_y0, b_y0), min(a_x1, b_x1), min(a_y1, b_y1)
else:
return None
def intersects(self, bbox, srs):
bbox = self._bbox_in_coverage_srs(bbox, srs)
return bbox_intersects(self.bbox, bbox)
def intersects(self, other):
if not isinstance(other, MapExtent):
raise NotImplemented
return bbox_intersects(self.bbox, other.bbox_for(self.srs))
def test_overlap(self):
b1 = (0, 0, 10, 10)
b2 = (-5, -5, 5, 5)
assert bbox_intersects(b1, b2)
assert bbox_intersects(b2, b1)
def test_full_contains(self):
b1 = (0, 0, 10, 10)
b2 = (2, 2, 8, 8)
assert bbox_intersects(b1, b2)
assert bbox_intersects(b2, b1)
def test_no_intersect_touch_side(self):
b1 = (0, 0, 10, 10)
b2 = (0, 10, 10, 20)
assert not bbox_intersects(b1, b2)
assert not bbox_intersects(b2, b1)
def test_no_intersect_only_vertical(self):
b1 = (0, 0, 10, 10)
b2 = (20, 0, 30, 10)
assert not bbox_intersects(b1, b2)
assert not bbox_intersects(b2, b1)
def test_no_intersect(self):
b1 = (0, 0, 10, 10)
b2 = (20, 20, 30, 30)
assert not bbox_intersects(b1, b2)
assert not bbox_intersects(b2, b1)
def test_overlap(self):
b1 = (0, 0, 10, 10)
b2 = (-5, -5, 5, 5)
assert bbox_intersects(b1, b2)
assert bbox_intersects(b2, b1)
def test_full_contains(self):
b1 = (0, 0, 10, 10)
b2 = (2, 2, 8, 8)
assert bbox_intersects(b1, b2)
assert bbox_intersects(b2, b1)
def test_no_intersect_touch_side(self):
b1 = (0, 0, 10, 10)
b2 = (0, 10, 10, 20)
assert not bbox_intersects(b1, b2)
assert not bbox_intersects(b2, b1)
def test_no_intersect_only_vertical(self):
b1 = (0, 0, 10, 10)
b2 = (20, 0, 30, 10)
assert not bbox_intersects(b1, b2)
assert not bbox_intersects(b2, b1)
def test_no_intersect(self):
b1 = (0, 0, 10, 10)
b2 = (20, 20, 30, 30)
assert not bbox_intersects(b1, b2)
assert not bbox_intersects(b2, b1)
def intersects(self, bbox, srs):
bbox = self._bbox_in_coverage_srs(bbox, srs)
return bbox_intersects(self.bbox, bbox)
def intersects(self, other):
if not isinstance(other, MapExtent):
raise NotImplemented
return bbox_intersects(self.bbox, other.bbox_for(self.srs))
