def test_createFace(self):
eq = self.assertAlmostEqual
self.assertRaises(OCCError, Face().createFace, Wire())
# square face
p1 = Vertex(0., 0., 0.)
p2 = Vertex(1., 0., 0.)
p3 = Vertex(1., 1., 0.)
p4 = Vertex(0., 1., 0.)
e1 = Edge().createLine(p1, p2)
e2 = Edge().createLine(p2, p3)
e3 = Edge().createLine(p3, p4)
e4 = Edge().createLine(p4, p1)
w1 = Wire().createWire((e1, e1, e1, e1))
self.assertRaises(OCCError, Face().createFace, w1)
w2 = Wire().createWire((e1, e2, e3, e4))
face = Face().createFace(w2)
self.assertEqual(face.numWires(), 1)
self.assertEqual(face.numFaces(), 1)
eq(face.area(), 1.)
# circular face
e1 = Edge()
center = (0., 0., 0.)
normal = (0., 0., 1.)
radius = 1.
e1.createCircle(center, normal, radius)
face = Face().createFace(e1)
eq(face.area(), pi, places=4)
def test_offset(self):
w1 = Wire()
self.assertRaises(OCCError, w1.offset, 1.)
w1 = Wire().createRectangle(width=1., height=1.)
l = w1.length()
w1.offset(0.1)
self.assertEqual(w1.length() != l, True)
def test_createPolygon(self):
eq = self.assertEqual
aeq = self.assertAlmostEqual
points = ((0., 0., 0.), (1., 0., 0.), (1., 1., 0.), (0., 1., 0.))
w1 = Wire().createPolygon(points, close=True)
aeq(w1.length(), 4.)
w1 = Wire().createPolygon(points, close=False)
aeq(w1.length(), 3.)
def test_isClosed(self):
eq = self.assertEqual
for val in (True, False):
w1 = Wire().createPolygon(
((0., 0., 0.), (0., 0., 5.), (5., 0., 5.)), close=val)
eq(w1.isClosed(), val)
def test_createRectangle(self):
eq = self.assertEqual
aeq = self.assertAlmostEqual
self.assertRaises(OCCError,
Wire().createRectangle,
width=1.,
height=1.,
radius=-0.00001)
self.assertRaises(OCCError,
Wire().createRectangle,
width=1.,
height=1.,
radius=.5000001)
w1 = Wire().createRectangle(width=1., height=1., radius=0.)
aeq(w1.length(), 4.)
w1 = Wire().createRectangle(width=1., height=1., radius=.5)
aeq(w1.length(), pi)
def test_chamfer(self):
aeq = self.assertAlmostEqual
w1 = Wire()
self.assertRaises(OCCError, w1.chamfer, 1.)
w1 = Wire().createRectangle(width=1., height=1.)
l = w1.length()
w1.chamfer(0.1)
self.assertEqual(w1.length() != l, True)
p1 = Vertex(0., 0., 0.)
p2 = Vertex(1., 0., 0.)
p3 = Vertex(1., 1., 0.)
p4 = Vertex(0., 1., 0.)
e1 = Edge().createLine(p1, p2)
e2 = Edge().createLine(p2, p3)
e3 = Edge().createLine(p3, p4)
e4 = Edge().createLine(p4, p1)
w2 = Wire().createWire((e1, e2, e3, e4))
w2.chamfer(0.1, (p1, p2, p3, p4))
aeq(w1.length(), w2.length())
def test_createWire(self):
eq = self.assertEqual
aeq = self.assertAlmostEqual
p1 = Vertex(0., 0., 0.)
p2 = Vertex(1., 0., 0.)
p3 = Vertex(1., 1., 0.)
p4 = Vertex(0., 1., 0.)
e1 = Edge().createLine(p1, p2)
e2 = Edge().createLine(p2, p3)
e3 = Edge().createLine(p3, p4)
e4 = Edge().createLine(p4, p1)
w1 = Wire().createWire((e1, e2, e3, e4))
eq(len(w1), 4)
eq(w1.numVertices(), 4)
eq(w1.isNull(), False)
eq(w1.isValid(), True)
eq(w1.hasPlane(), True)
aeq(w1.length(), 4.)
