def test_beam_transform(self):
n1 = Node(0.,0.,0.)
n2 = Node(10.,10.,0.)
b1 = Beam(n1,n2)
T = b1.calcT()
p0 = np.dot(T,(0.,0.,0.))
self.almostEqual(p0, (0.,0.,0.))
p1 = np.dot(T,(10.,10.,0.))
self.almostEqual(p1, (sqrt(200.),0.,0.))
def test_beam_transform(self):
n1 = Node(0., 0., 0.)
n2 = Node(10., 10., 0.)
b1 = Beam(n1, n2)
T = b1.calcT()
p0 = np.dot(T, (0., 0., 0.))
self.almostEqual(p0, (0., 0., 0.))
p1 = np.dot(T, (10., 10., 0.))
self.almostEqual(p1, (sqrt(200.), 0., 0.))
