def test_set_misplaced_data(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
# with self.assertRaises(ValueError):
# T.set_data(np.ones((5, 5)), offset=(8, 8))
self.assertRaises(ValueError, T.set_data,
np.ones((5, 5)), offset=(8, 8))
def test_reset_data_shape(self):
shape1 = 10, 10
shape3 = 10, 10, 3
# Init data (explicit shape)
data = np.zeros((10, 10, 1), dtype=np.uint8)
T = Texture2D(data=data)
assert T.shape == (10, 10, 1)
assert T._format == gl.GL_LUMINANCE
# Set data to rgb
T.set_data(np.zeros(shape3, np.uint8))
assert T.shape == (10, 10, 3)
assert T._format == gl.GL_RGB
# Set data to grayscale
T.set_data(np.zeros(shape1, np.uint8))
assert T.shape == (10, 10, 1)
assert T._format == gl.GL_LUMINANCE
# Set size to rgb
T.resize(shape3)
assert T.shape == (10, 10, 3)
assert T._format == gl.GL_RGB
# Set size to grayscale
T.resize(shape1)
assert T.shape == (10, 10, 1)
assert T._format == gl.GL_LUMINANCE
def test_resize_view(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
# with self.assertRaises(RuntimeError):
# T[...].resize((5, 5))
Z = T[...]
self.assertRaises(RuntimeError, Z.resize, (5, 5))
def test_set_oversized_data(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
T.set_data(np.ones((20, 20), np.uint8))
assert T.shape == (20, 20, 1)
assert T._data.shape == (20, 20, 1)
assert len(T._pending_data) == 1
def test_resize(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
T.resize((5, 5))
assert T.shape == (5, 5, 1)
assert T._data.shape == (5, 5, 1)
assert T._need_resize is True
assert T._need_update is False
assert len(T._pending_data) == 0
def test_reset_data_type(self):
shape = 10, 10
T = Texture2D(data=np.zeros(shape, dtype=np.uint8))
assert T.dtype == np.uint8
assert T._gtype == gl.GL_UNSIGNED_BYTE
newdata = np.zeros(shape, dtype=np.float32)
self.assertRaises(ValueError, T.set_data, newdata)
newdata = np.zeros(shape, dtype=np.int32)
self.assertRaises(ValueError, T.set_data, newdata)
def test_invalid_views(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
Z = T[5:, 5:]
T.resize((5, 5))
assert Z._valid is False
def test_set_misshaped_data_2D(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
# with self.assertRaises(ValueError):
# T.set_data(np.ones((10, 10)))
self.assertRaises(ValueError, T.set_data, np.ones((10,)))
def test_resize_unresizeable(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data, resizeable=False)
# with self.assertRaises(RuntimeError):
# T.resize((5, 5))
self.assertRaises(RuntimeError, T.resize, (5, 5))
def test_resize_bad_shape(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
# with self.assertRaises(ValueError):
# T.resize((5, 5, 5))
self.assertRaises(ValueError, T.resize, (5, 5, 5))
def test_width_height(self):
data = np.zeros((10, 20), dtype=np.uint8)
T = Texture2D(data=data)
assert T.width == 20
assert T.height == 10
def test_init(self):
data = np.zeros((10, 10), dtype=np.uint8)
T = Texture2D(data=data)
assert T._shape == (10, 10, 1)