def __init__(self, normal=(), point=()):
v = Vector(*[x for x in normal])
if v:
v /= v.length()
self._normal = v
if v:
if v.dot(point):
p = Point(*[x for x in point])
else:
p = Point()
else:
p = Point()
#normalize the point to that closest to origin
self._point = p #so apply works
if p:
p = self.apply((0, )) / 2
self._point = p
self._vec_norm = v.dot(v)
def __init__(self, normal=(), point=()):
v = Vector(*[x for x in normal])
if v:
v /= v.length()
self._normal = v
if v:
if v.dot(point):
p = Point(*[x for x in point])
else:
p = Point()
else:
p = Point()
#normalize the point to that closest to origin
self._point = p#so apply works
if p:
p = self.apply((0,))/2
self._point = p
self._vec_norm = v.dot(v)
from geometry.point import Point
from geometry.vector import Vector
v = Vector(1, 2, 0, 0)
assert str(v) == '(1.0, 2.0)'
assert repr(v) == 'Vector(1.0, 2.0)'
assert v[0] == 1
assert v[1] == 2
assert v[2] == 0
assert v[20] == 0
assert len(v) == 2
assert v + (1, ) == Vector(2, 2)
assert Point(1, 3) + v == Point(2, 5)
assert v - Vector(1, 3, 5) == Vector(0, -1, -5)
assert -v == Vector(-1, -2)
assert v * 5 == Vector(5, 10)
assert v / 5 == Vector(0.2, 0.4)
assert v.translate((1, 1, 1)) == Vector(2, 3, 1)
assert v.scale(3) == Vector(3, 6)
assert v.length() == math.sqrt(5)
assert v.point(Point(3, 4, 5)) == Point(-2, -2, -5)
assert v.coordinates == (1, 2)
for i in range(0, 20):
assert v.get_coord(i) == v[i]
assert v.dimension == 2
assert v.dot(Vector(3, 2)) == 7