def intersect_circle_plane(self, direction, triangle, start=None):
if start is None:
start = self.location
(ccp, cp, d) = intersect_circle_plane(
padd(psub(start, self.location), self.center),
self.distance_radius, direction, triangle)
if ccp and cp:
cl = padd(cp, psub(start, ccp))
return (cl, ccp, cp, d)
return (None, None, None, INFINITE)
def intersect_circle_plane(self, direction, triangle, start=None):
if start is None:
start = self.location
(ccp, cp, l) = intersect_circle_plane(start,
self.distance_majorradius, direction, triangle)
# offset intersection
if ccp:
cl = psub(cp, psub(ccp, start))
return (cl, ccp, cp, l)
return (None, None, None, INFINITE)
def intersect_circle_plane(self, direction, triangle, start=None):
if start is None:
start = self.location
(ccp, cp, l) = intersect_circle_plane(start, self.distance_majorradius,
direction, triangle)
# offset intersection
if ccp:
cl = psub(cp, psub(ccp, start))
return (cl, ccp, cp, l)
return (None, None, None, INFINITE)
def intersect_circle_plane(self, direction, triangle, start=None):
if start is None:
start = self.location
(ccp, cp, d) = intersect_circle_plane(
start.sub(self.location).add(self.center), self.distance_radius,
direction, triangle)
if ccp and cp:
cl = cp.add(start.sub(ccp))
return (cl, ccp, cp, d)
return (None, None, None, INFINITE)