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authorMattias Andrée <maandree@operamail.com>2014-03-25 09:17:21 +0100
committerMattias Andrée <maandree@operamail.com>2014-03-25 09:17:21 +0100
commit1f7f9de47dbf34bba82dc37018c47c2af072cc76 (patch)
treed6d777fc52423564094502591a445a53176d3667 /examples
parentm (diff)
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most of bedtime example
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'examples')
-rw-r--r--examples/bedtime159
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)])