def test_multiply_vector(self):
mat = Matrix4(IDENTITY)
vec = MVec(1, 2, 3, 1)
self.assertEqual(mat * vec, vec)
def test_as_n_d(self):
self.assertEqual(len(MVec(1, 3).as_n_d(4)), 4)
self.assertEqual(len(MVec(1, 3).as_n_d(1)), 1)
def test_normalize(self):
v = MVec(1, 2, 3)
v.normalize()
self.assertTrue(v.len() == 1)
def test_inequality(self):
self.assertTrue(MVec(1, 3) != MVec(1, 2))
self.assertTrue(MVec(1, 30) != 1)
def test_equality(self):
self.assertTrue(MVec(1, 2) == MVec(1, 2))
self.assertTrue(MVec(1, 3) == MVec(1, 3))
def test_cross(self):
self.assertTrue(MVec(2, 3, 4).cross(MVec(5, 6, 7)) == MVec(-3, 6, -3))
def test_dot(self):
self.assertTrue(MVec(-12, 16).dot(MVec(12, 9)) == 0)
"""
Requires model to be available (none are bundled with qlibs)
"""
from qlibs.resources import resource_loader, resource_manager
from qlibs.math.vec import MVec
resource_loader.loader.loaders.append(resource_loader.SearchLocationLoader("/home/iquant/programs/MagicaVoxel-0.99.4-alpha-win64/export", "models/"))
model = resource_manager.load_model("models/Stick.obj")
min_vec = MVec(model.v[0])
max_vec = MVec(model.v[0])
for v in model.v:
x, y, z = v
if x > max_vec.x:
max_vec.x = x
if y > max_vec.y:
max_vec.y = y
if z > max_vec.z:
max_vec.z = z
if x < min_vec.x:
min_vec.x = x
if y < min_vec.y:
min_vec.y = y
if z < min_vec.z:
min_vec.z = z