def test_inside_upper_right_corner(self):
r, s = stick_interpolate((0.9, 0.9), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (0.9, 0.9))
self.assertPointAlmostEqual(s, (-1.0, -1.0))
def test_beyond_bottom_center_edge(self):
r, s = stick_interpolate((0.0, -2.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (0.0, -SQRT2))
self.assertPointAlmostEqual(s, (0.0, SQRT2))
def test_inside_lower_left_corner(self):
r, s = stick_interpolate((-0.9, -0.9), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (-0.9, -0.9))
self.assertPointAlmostEqual(s, (1.0, 1.0))
def test_beyond_left_center_edge(self):
r, s = stick_interpolate((-2.0, 0.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (-SQRT2, 0.0))
self.assertPointAlmostEqual(s, (SQRT2, 0.0))
def test_top_center_edge(self):
r, s = stick_interpolate((0.0, 1.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (0.0, 1.0))
self.assertPointAlmostEqual(s, (0.0, -SQRT2))
def test_right_center_edge(self):
r, s = stick_interpolate((1.0, 0.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (1.0, 0.0))
self.assertPointAlmostEqual(s, (-SQRT2, 0.0))
def test_right_center_edge(self):
r, s = stick_interpolate((1.0, 0.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (1.0, 0.0))
self.assertPointAlmostEqual(s, (-SQRT2, 0.0))
def test_beyond_upper_right_corner(self):
r, s = stick_interpolate((2.0, 2.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (1.0, 1.0))
self.assertPointAlmostEqual(s, (-1.0, -1.0))
def test_beyond_and_left_upper_right_corner(self):
r, s = stick_interpolate((1.0, 2.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r,
(0.63245553203367588, 1.2649110640673518))
self.assertPointAlmostEqual(s,
(-0.63245553203367599, -1.264911064067352))
def test_inside_lower_left_corner(self):
r, s = stick_interpolate((-0.9, -0.9), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (-0.9, -0.9))
self.assertPointAlmostEqual(s, (1.0, 1.0))
def test_inside_upper_right_corner(self):
r, s = stick_interpolate((0.9, 0.9), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (0.9, 0.9))
self.assertPointAlmostEqual(s, (-1.0, -1.0))
def test_beyond_bottom_center_edge(self):
r, s = stick_interpolate((0.0, -2.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (0.0, -SQRT2))
self.assertPointAlmostEqual(s, (0.0, SQRT2))
def test_top_center_edge(self):
r, s = stick_interpolate((0.0, 1.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (0.0, 1.0))
self.assertPointAlmostEqual(s, (0.0, -SQRT2))
def test_beyond_left_center_edge(self):
r, s = stick_interpolate((-2.0, 0.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (-SQRT2, 0.0))
self.assertPointAlmostEqual(s, (SQRT2, 0.0))
def test_beyond_upper_right_corner(self):
r, s = stick_interpolate((2.0, 2.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(r, (1.0, 1.0))
self.assertPointAlmostEqual(s, (-1.0, -1.0))
def test_center(self):
"""A singularity that we have to special case"""
r, s = stick_interpolate((0.0, 0.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointEqual(r, (0.0, 0.0))
self.assertPointEqual(s, (0.0, 0.0))
def test_beyond_and_left_upper_right_corner(self):
r, s = stick_interpolate((1.0, 2.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointAlmostEqual(
r, (0.63245553203367588, 1.2649110640673518))
self.assertPointAlmostEqual(
s, (-0.63245553203367599, -1.264911064067352))
def test_center(self):
"""A singularity that we have to special case"""
r, s = stick_interpolate((0.0, 0.0), (-1.0, -1.0, 1.0, 1.0))
self.assertPointEqual(r, (0.0, 0.0))
self.assertPointEqual(s, (0.0, 0.0))
