From 3e21f6d13c0a70db95fec8b5a71b758223ff4293 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sat, 26 Jun 2021 13:18:37 +0200 Subject: Add xpybar MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- xpybar/config/bin/sun | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 xpybar/config/bin/sun (limited to 'xpybar/config/bin/sun') diff --git a/xpybar/config/bin/sun b/xpybar/config/bin/sun new file mode 100644 index 0000000..072542c --- /dev/null +++ b/xpybar/config/bin/sun @@ -0,0 +1,61 @@ +# -*- python -*- +import os + +# Geographical coodinates. +try: + with open(os.getenv("XDG_CONFIG_HOME") + "/geolocation", 'rb') as file: + latitude, longitude = file.read().split(b'\n')[0].decode('utf-8', 'replace').split(' ') + latitude, longitude = float(latitude), float(longitude) +except: + with open("/etc/geolocation", 'rb') as file: + latitude, longitude = file.read().split(b'\n')[0].decode('utf-8', 'replace').split(' ') + latitude, longitude = float(latitude), float(longitude) + +# The colour temperature at day and at night. +temperature_day, temperature_night = 5500, 3500 + + +# Get current time. +now = epoch() +now_m = now - 1 +now_p = now + 1 +now_d = now_p - now_m +now = epoch_to_julian_centuries(now) +now_m = epoch_to_julian_centuries(now_m) +now_p = epoch_to_julian_centuries(now_p) + +# The visibility of the Sun. +dayness = sun(latitude, longitude, now) +dayness_m = sun(latitude, longitude, now_m) +dayness_p = sun(latitude, longitude, now_p) +dayness_d = (dayness_p - dayness_m) / now_d + +# The Sun's elevation. +elevation = solar_elevation(latitude, longitude, now) +elevation_m = solar_elevation(latitude, longitude, now_m) +elevation_p = solar_elevation(latitude, longitude, now_p) +elevation_d = (elevation_p - elevation_m) / now_d + +# Calculation of the colour temperature. +temperature = temperature_day * dayness + temperature_night * (1 - dayness) +temperature_m = temperature_day * dayness_m + temperature_night * (1 - dayness_m) +temperature_p = temperature_day * dayness_p + temperature_night * (1 - dayness_p) +temperature_d = (temperature_p - temperature_m) / now_d + +# Calculate the whitepoint with adjusted colour temperature. +whitepoint = divide_by_maximum(cmf_10deg(temperature)) +whitepoint = [str(int(c * 255 + 0.5)) for c in whitepoint] +whitepoint = ';'.join(whitepoint) + +# Convert derivative to per minutes from per seconds. +temperature_d *= 60 +elevation_d *= 60 +dayness_d *= 60 + + +# Print information. +dayness *= 100 +dayness_d *= 100 +output = '\033[38;2;%sm%i\033[0mK %.1fK/m %.1f° %.2f°/m %.0f%% %.1f%%/m' +output %= (whitepoint, temperature, temperature_d, elevation, elevation_d, dayness, dayness_d) +print(output) -- cgit v1.2.3-70-g09d2