def test_pow(self): t = translation(1, 2) assert t**0 == Transformation(np.eye(3)) assert t**1 == t assert t**2 == translation(2, 4) assert t**3 == translation(3, 6) assert t**(-2) == translation(-2, -4)
def test_pow(self): t = TransformationCollection([translation(1, 2)] * 10) assert t**0 == TransformationCollection([np.eye(3)] * 10) assert t**1 == t assert t**2 == TransformationCollection([translation(2, 4)] * 10) assert t**3 == TransformationCollection([translation(3, 6)] * 10) assert t**(-2) == TransformationCollection([translation(-2, -4)] * 10)
def test_translation(self): p = Point(0, 1) t = translation(0, -1) assert t * p == Point(0, 0) l = Line(Point(0, 0, 1), Point(1, 0, 1)) t = translation(0, 0, -1) assert t * l == Line(Point(0, 0, 0), Point(1, 0, 0))
def test_transform(self): c = Cone(vertex=Point(1, 1, 1), base_center=Point(2, 2, 2), radius=2) t = translation(-1, -1, -1) assert t * c == Cone(vertex=Point(0, 0, 0), base_center=Point(1, 1, 1), radius=2)
def test_transform(self): a = PointCollection([(1, 0), (0, 1)], homogenize=True) assert translation(1, 1) * a == PointCollection([(2, 1), (1, 2)], homogenize=True) assert rotation(np.pi / 2) * a == PointCollection([(0, 1), (-1, 0)], homogenize=True)
def test_transform(self): c = Cylinder(center=Point(1, 0, 0), direction=Point(1, 0, 0), radius=4) t = translation(1, 1, 1) r = rotation(np.pi / 2, axis=Point(0, 1, 0)) assert t * c == Cylinder(center=Point(2, 1, 1), direction=Point(1, 0, 0), radius=4) assert r * c == Cylinder(center=Point(0, 0, 1), direction=Point(0, 0, 1), radius=4)
def test_transform(self): p = RegularPolygon(Point(0, 0, 0), 1, 6, axis=Point(0, 0, 1)) t = translation(1, 1, 0) assert t * p == RegularPolygon(Point(1, 1, 0), 1, 6, axis=Point(0, 0, 1)) assert isinstance(t * p, RegularPolygon)
def test_transform(self): a = Point(0, 0, 0) b = Point(1, 0, 0) c = Point(0, 1, 0) d = Point(0, 0, 1) s = Simplex(a, b, c, d) x = Point(1, 1, 1) t = translation(x) assert t * s == Simplex(a + x, b + x, c + x, d + x)
def test_transform(self): a = Point(0, 0, 0) b = Point(1, 0, 0) c = Point(0, 1, 0) d = Point(0, 0, 1) cube = Cuboid(a, b, c, d) x = Point(1, 1, 1) t = translation(x) assert t * cube == Cuboid(a + x, b + x, c + x, d + x) assert isinstance(t * cube, Cuboid)
def test_translation(): p = Point(0, 1) t = translation(0,-1) assert t*p == Point(0,0)
def test_transform(self): s = Sphere(Point(0, 0, 2), 2) t = translation(1, 1, -1) assert t * s == Sphere(Point(1, 1, 1), 2)
def test_transform(self): c = Circle() t = translation(1, 1) assert t * c == Circle(Point(1, 1)) assert t.apply(c).center == Point(1, 1)