def test_1(self):
model = Obj.fromstring('''
v 1.0 2.0 3.0
v 4.0 5.0 6.0
v 7.0 8.0 9.0
f 1 2 3
''')
ax, ay, az = struct.unpack('3f', model.pack('vx'))
self.assertAlmostEqual(ax, 1.0)
self.assertAlmostEqual(ay, 4.0)
self.assertAlmostEqual(az, 7.0)
def test_4(self):
model = Obj.fromstring('''
v 1.0 2.0 3.0
vt 3.0 4.0 5.0
vn 7.0 8.0 9.0
f 1/1/1 1/1/1 1/1/1
''')
vx, ty, nz = struct.unpack('3f', model.pack('vx ty nz')[:12])
self.assertAlmostEqual(vx, 1.0)
self.assertAlmostEqual(ty, 4.0)
self.assertAlmostEqual(nz, 9.0)
def test_3(self):
model = Obj.fromstring('''
v 1.0 2.0 3.0
v 4.0 5.0 6.0
v 7.0 8.0 9.0
f 1 2 3
''')
ax, anx, bx, bnx, cx, cnx = struct.unpack('6f', model.pack('vx nx'))
self.assertAlmostEqual(ax, 1.0)
self.assertAlmostEqual(anx, 0.0)
self.assertAlmostEqual(bx, 4.0)
self.assertAlmostEqual(bnx, 0.0)
self.assertAlmostEqual(cx, 7.0)
self.assertAlmostEqual(cnx, 0.0)
def test_2(self):
model = Obj.fromstring('''
v 1.0 2.0 3.0
v 4.0 5.0 6.0
v 7.0 8.0 9.0
f 1 2 3
''')
ax, ay, az, bx, by, bz, cx, cy, cz = struct.unpack(
'9f', model.pack('vx vy vz'))
self.assertAlmostEqual(ax, 1.0)
self.assertAlmostEqual(ay, 2.0)
self.assertAlmostEqual(az, 3.0)
self.assertAlmostEqual(bx, 4.0)
self.assertAlmostEqual(by, 5.0)
self.assertAlmostEqual(bz, 6.0)
self.assertAlmostEqual(cx, 7.0)
self.assertAlmostEqual(cy, 8.0)
self.assertAlmostEqual(cz, 9.0)
def test_1(self):
model = Obj.fromstring('''
v 1.0 2.0 3.0
v 1.0 1.0 1.0
v 3.0 2.0 1.0
vn 4.0 5.0 6.0
vn 1.0 1.0 1.0
vn 4.0 3.0 2.0
vt 7.0 8.0 9.0
vt 1.0 1.0 1.0
vt 5.0 4.0 3.0
f 1/1/1 2/2/2 3/3/3
''')
arr = model.to_array()
np.testing.assert_almost_equal(arr, [
[1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0],
[1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0],
[3.0, 2.0, 1.0, 4.0, 3.0, 2.0, 5.0, 4.0, 3.0],
])