self.matrix = self._transpose_matrix(new_matrix)
def iterate(self):
"""Perform one iteration of Jacobi's method."""
row, column, theta = self._select_pivot()
srot, crot = sin(theta), cos(theta)
# update columns according to the rotation
self._rotate_column(row, column, srot, crot)
# update rows according to the rotation
self._rotate_row(row, column, srot, crot)
return self.theta()
JACOBI = JacobiIteration()
# create the Timebox object
TIMEBOX = TimeBox()
# open the connection to the Timebox
TIMEBOX.connect()
while True:
JACOBI.randomize_matrix()
THETA = 1
while abs(THETA) > 0.05:
THETA = JACOBI.iterate()
IMAGE = JACOBI.as_image()
TIMEBOX.set_static_image(IMAGE)
sleep(0.5)
TIMEBOX.clear_input_buffer()
class TimeBoxNotificationService(BaseNotificationService):
"""Implement the notification service for TimeBox."""
def __init__(self, mac, image_dir):
from timebox import TimeBox
self._mac = mac
self._image_dir = image_dir
self._timebox = TimeBox()
self._timebox.connect(host=mac)
if not os.path.isdir(image_dir):
_LOGGER.error(
"image_dir {0} does not exist, timebox will not work".format(
image_dir))
from timeboximage import TimeBoxImage
self._state_image = TimeBoxImage()
self.display_image_file('ha-logo')
def display_image_file(self, fn):
image_data = self.load_image_file(fn)
if image_data is not None:
self.display_image(image_data)
def display_image(self, image_data):
if self.valid_image(image_data):
from timeboximage import TimeBoxImage
image = TimeBoxImage()
image.image = image_data
self._timebox.set_static_image(image)
else:
_LOGGER.error("Invalid image data received")
def valid_color(self, color):
"""Verifies a color is valid
(Array of three ints, range 0-15)"""
valid = False
if (isinstance(color, list) and len(color) == 3):
valid = True
for chan in color:
valid = valid and (0 <= chan <= 15)
if not valid:
_LOGGER.warn("{0} was not a valid color".format(color))
return valid
def valid_image(self, image):
"""Verifies an image array is valid.
An image should consist of a 2D array, 11x11. Each array
element is again an arry, containing a valid colour
(see valid_color())."""
valid = False
if (isinstance(image, list) and len(image) == 11):
valid = True
for row in image:
if (isinstance(row, list) and len(row) == 11):
for pixel in row:
if not self.valid_color(pixel):
valid = False
break
else:
valid = False
break
if not valid:
_LOGGER.error("Invalid image data received")
return valid
def load_image_file(self, image_file_name):
"""Loads image data from a file and returns it."""
fn = os.path.join(self._image_dir, "{0}.json".format(image_file_name))
try:
fh = open(fn)
except:
_LOGGER.error("Unable to open {0}".format(fn))
return None
try:
image = json.load(fh)
return image
except Exception as e:
_LOGGER.error(
"{0} does not contain a valid image in JSON format".format(fn))
_LOGGER.error(e)
return None
def convert_color(self, color):
"""We expect all colors passed in to be in the range 0-15.
But some parts of the timebox API expect 0-255. This function
converts a passed in color array to something the API can
work with. Does not do validation itself."""
return [color[0] * 16, color[1] * 16, color[2] * 16]
def send_message(self, message="", **kwargs):
if kwargs.get(ATTR_DATA) is None:
_LOGGER.error("Service call needs a message type")
return False
data = kwargs.get(ATTR_DATA)
mode = data.get(PARAM_MODE)
# HA used to internally cast "off" to a boolean False.
# Apparently it doesn't any more?
if mode == False or mode == 'off':
self.display_image_file('blank')
elif mode == "clock":
color = data.get(PARAM_COLOR)
if self.valid_color(color):
color = self.convert_color(color)
else:
color = [255, 255, 255]
self._timebox.show_clock(color=color)
elif mode == "temp":
color = data.get(PARAM_COLOR)
if self.valid_color(color):
color = self.convert_color(color)
else:
color = [255, 255, 255]
self._timebox.show_temperature(color=color)
elif mode == "image":
image_data = data.get(PARAM_IMAGE)
self.display_image(image_data)
elif mode == "image-file":
image_filename = data.get(PARAM_FILE_NAME)
self.display_image_file(image_filename)
elif mode == "sync-clock":
dt = datetime.datetime.now()
head = [
0x0A, 0x00, 0x18, dt.year % 100,
int(dt.year / 100), dt.month, dt.day, dt.hour, dt.minute,
dt.second
]
self._timebox.send_payload(head)
elif mode == "show-states":
self._timebox.set_static_image(self._state_image)
elif mode == "set-state":
color = data.get(PARAM_COLOR)
x = data.get(PARAM_X)
y = data.get(PARAM_Y)
show_state = data.get(PARAM_SHOW_STATE)
self._state_image.put_pixel(x, y, color[0], color[1], color[2])
if show_state == True:
self._timebox.set_static_image(self._state_image)
elif mode == "set-state-lerp":
x = data.get(PARAM_X)
x = int(x)
y = data.get(PARAM_Y)
y = int(y)
_LOGGER.info("x: " + str(x) + " y:" + str(y))
start_color = data.get(PARAM_START_COLOR)
end_color = data.get(PARAM_END_COLOR)
start_color = [int(x) for x in start_color]
end_color = [int(x) for x in end_color]
value = data.get(PARAM_VALUE)
value = float(value)
min_value = data.get(PARAM_MIN_VALUE)
min_value = float(min_value)
max_value = data.get(PARAM_MAX_VALUE)
max_value = float(max_value)
_LOGGER.debug("val: " + str(value) + " min:" + str(min_value) +
" max:" + str(max_value))
_LOGGER.debug("start_col: " + str(start_color) + " end: " +
str(end_color))
show_state = data.get(PARAM_SHOW_STATE)
color = calculate_lerp_color(start_color, end_color, value,
min_value, max_value)
_LOGGER.info("calc_col: " + str(color))
self._state_image.put_pixel(x, y, color[0], color[1], color[2])
if show_state == True or show_state.lower() == "true":
self._timebox.set_static_image(self._state_image)
elif mode == "animation":
# TODO
pass
else:
_LOGGER.error(
"Invalid mode '{0}', must be one of 'off', 'clock', 'temp', 'image', 'animation'"
.format(mode))
return False
return True