diff options
Diffstat (limited to '')
| -rw-r--r-- | examples/bedtime | 159 |
1 files changed, 151 insertions, 8 deletions
diff --git a/examples/bedtime b/examples/bedtime index 1da116c..f1d0fa8 100644 --- a/examples/bedtime +++ b/examples/bedtime @@ -20,6 +20,14 @@ # along with this program. If not, see <http://www.gnu.org/licenses/>. +# Geographical coodinates. +# ("Kristall, vertikal accent i glas och stål" (Crystal, vertical accent +# in glass and steal) in this example. A glas obelisk, lit from the inside +# with adjustable colours and a default colour of 5600 K, in the middle +# of a hyperelliptic roundabout.) +latitude, longitude = 59.3326, 18.0652 + + # The time for each weekday you go to bed. The first value is the # time to start preparing the for sleep and the second value is the # time the monitors should be fully adjusted for sleep. @@ -45,15 +53,79 @@ time_wakeup_saturday = ('13:00', '14:00') time_wakeup_sunday = ('13:00', '14:00') +# The (zero-based) index of the monitors (CRTC:s) to apply +# settings to. An empty list means that all monitors are used, +# but all monitors will have the same settings. +monitors = [] + + +# Gamma correction for the red, green and blue components, +# respectively, for each monitor, +gamma_red = [1] +gamma_green = [1] +gamma_blue = [1] + +# The colour temperature during the day, night, during +# sleep and the default, respectively. +temperature_day = 5500 +temperature_night = 3500 +temperature_sleep = 1000 +temperature_default = 6500 + +# The brightness during the day, night, during sleep +# and the default respectively. +brightness_day = 1 +brightness_night = 1 +brightness_sleep = 0.2 +brightness_default = 1 + + +# Method for applying colour curves. +apply_curves = randr +#apply_curves = vidmode +if ttymode: + apply_curves = drm + +# Method used to get the degree to which it is day. +get_dayness = lambda : sun(latitude, longitude) + + + +wait_period = 1 +''' +:float The number of seconds to wait before invoking `periodically` again +''' + +fadein_time = 20 +''' +:float? The number of seconds used to fade in on start, `None` for no fading +''' + +fadeout_time = 10 +''' +:float? The number of seconds used to fade out on exit, `None` for no fading +''' + +fadein_steps = 20 * fadein_time if fadein_time is not None else None +''' +:int The number of steps in the fade in phase, if any +''' + +fadeout_steps = 20 * fadeout_time if fadeout_time is not None else None +''' +:int The number of steps in the fade out phase, if any +''' + + # Combine the time points into a matrix. times = (time_sleep_monday + time_wakeup_tuesday, - = time_sleep_tuesday + time_wakeup_wednesday, - = time_sleep_wednesday + time_wakeup_thursday, - = time_sleep_thursday + time_wakeup_friday, - = time_sleep_friday + time_wakeup_saturday, - = time_sleep_saturday + time_wakeup_sunday, - = time_sleep_sunday + time_wakeup_monday) + time_sleep_tuesday + time_wakeup_wednesday, + time_sleep_wednesday + time_wakeup_thursday, + time_sleep_thursday + time_wakeup_friday, + time_sleep_friday + time_wakeup_saturday, + time_sleep_saturday + time_wakeup_sunday, + time_sleep_sunday + time_wakeup_monday) def interpret_time(t): ''' @@ -84,10 +156,11 @@ def monotonic_time(ts): rc.append(t) return rc -times = [monotonic_time([interpret_time(t) for t in ts]) in ts for times] +times = [monotonic_time([interpret_time(t) for t in ts]) for ts in times] +last_dayness, last_bedness = -1, -1 def periodically(year, month, day, hour, minute, second, weekday, fade): ''' :(int, int, int, int, int, int, int, float?)?→void Place holder for periodically invoked function @@ -122,5 +195,75 @@ def periodically(year, month, day, hour, minute, second, weekday, fade): (*) Can be exceeded if the calendar system is changed, like in 1712-(02)Feb-30 (**) See https://en.wikipedia.org/wiki/Leap_second ''' - pass + global last_dayness, last_bedness + + dayness = get_dayness() + bedness = 1 # TODO + + # Do not apply new adjustments if nothing has changed. + if (fade is None) and (dayness == last_dayness) and (bedness == last_bedness): + return + last_dayness, last_bedness = dayness, bedness + + # Calculate temperature and brightness. + temperature_ = temperature_day * dayness + temperature_night * (1 - dayness) + brightness_ = brightness_day * dayness + brightness_night * (1 - dayness) + temperature_ = temperature_sleep * bedness + temperature_ * (1 - bedness) + brightness_ = brightness_sleep * bedness + brightness_ * (1 - bedness) + if fade is not None: + alpha = abs(fade) + temperature_ = temperature_ * alpha + temperature_default * (1 - alpha) + brightness_ = brightness_ * alpha + brightness_default * (1 - alpha) + + # Remove settings from last run. + start_over() + + # Apply colour temperature using raw CIE 1964 10 degree CMF data with interpolation. + temperature(temperature_, lambda t : clip_whitepoint(divide_by_maximum(cmf_10deg(t)))) + + # Apply colour brightness using the CIE xyY colour space. + cie_brightness(brightness_) + + # Store calculates so that they can be reused for each monitor + stored = store() + + for m in range(max(1, len(monitors))): + gamma_red_ = gamma_red [m % len(gamma_red)] + gamma_green_ = gamma_green[m % len(gamma_green)] + gamma_blue_ = gamma_blue [m % len(gamma_blue)] + + # Reuse stored calculations. + restore(stored) + + # Apply gamma correction to monitor. + gamma(gamma_red_, gamma_green_, gamma_blue_) + + # Flush settings to monitor. + if len(monitors) == 0: + apply_curves() + else: + apply_curves(monitors[m % len(monitors)]) + + + +def reset(): + ''' + Invoked to reset the displays + ''' + for m in range(max(1, len(monitors))): + gamma_red_ = gamma_red [m % len(gamma_red)] + gamma_green_ = gamma_green[m % len(gamma_green)] + gamma_blue_ = gamma_blue [m % len(gamma_blue)] + + # Remove settings from last run. + start_over() + + # Apply gamma correction to monitor. + gamma(gamma_red_, gamma_green_, gamma_blue_) + + # Flush settings to monitor. + if len(monitors) == 0: + apply_curves() + else: + apply_curves(monitors[m % len(monitors)]) |