FireStar/firestar.py

#!/usr/bin/python3
from phue import Bridge
import time
import random

b = Bridge('172.18.130.12')
Nedges = 30;
edgecode = [None] * Nedges;

# The edges are numbered as in info/SSDedges.obj; enter the two-letter code for
# the lightstrip inserted through each edge in the block below:

exec(open("edgecodes.py").read())

edges = [ b[code] for code in edgecode ]

lasthue = 65535
fullbright = 254
fullsat = 254

# some color preliminaries
white = {'hue' : 0, 'bri' : fullbright, 'sat' : 0}
black = {'bri' : 0, 'sat' : 0}

def hueint(frac): return int((frac % 1)*lasthue)

def fshue(frac):
    '''Returns a hue number based on the fractional part of frac, warping
    [0,1/2) to [0,1/6) and [1/2,1) to [9/20,14/20)
    '''
    frac = frac % 1
    if frac < 0.5: return hueint(frac/3);
    else: return hueint((frac + 0.4)/2);
    
def vivid(hue): return {'hue' : hue, 'bri' : fullbright, 'sat' : fullsat}

# A "setting" is a pair of a list of N lists of edges, and a list of N dicts
# understandable by Bridge.set_light,
# e.g. {'bri' : 127, 'hue' : 43690, 'sat' : 224},
# which means to set the ith list of edges to the ith dict.
# Note the list of lists does not have to be a partition; edges not mentioned
# in any list will be left alone.

alltogether = [range(0,Nedges)];
thevoid = (alltogether, [black])
deepblue = (alltogether, [vivid(hueint(2/3))])
yelorng = (alltogether, [vivid(hueint(1/6))])
redred = (alltogether, [vivid(hueint(0))])

# A "simpleshow" is a pair of a list of settings, and a list of triples of
# integers: (setting_index, transition_to, hold_time)
# where setting_index is an index into the list of settings, and transition_to
# and hold_time are times in deciseconds to take to morph to the given
# setting, and then hold at the given setting before the next step of the
# simpleshow.

intro = ([thevoid, deepblue, yelorng, redred],
         [(0,1,0), (1,40,40),
          (2,1,10), (1,1,10), (2,1,10), (1,1,10), (2,1,10), (1,1,10), (2,1,10),
          (3,60,40), (0,30,5)])

interlude = ([thevoid], [(0,30,10),(0,30,10)])

def runsimple(ss):
    '''Takes one argument, a simple show; causes the simple show to be
    executed on the FireStar
    '''
    settings = ss[0]
    for (setting_index, transition_to, hold_time) in ss[1]:
        theset = settings[setting_index]
        subs = theset[0]
        cmds = theset[1]
        nsubs = len(subs)
        for i in range(0,nsubs):
            thiscmd = cmds[i].copy()
            thiscmd['transitiontime'] = transition_to
            b.set_light([edges[e].light_id for e in subs[i]], thiscmd)
        time.sleep((transition_to + hold_time)/10)

#runsimple(intro)

# The most symmetric five-coloring of edges
fivecs = [];

fivecs.append([[0,17, 12,22, 9,25], [3,11, 16,21, 8,26], [1,20, 10,15, 7,27],
               [2,23, 13,18, 5,29], [4,14, 19,24, 6,28]]);

exec(open("fivecolor.py").read())

#runsimple(interlude)
#runsimple(jmsshow1)
#runsimple(interlude)
#runsimple(jmsshow2)

# Let's identify the stars:
stars = [[0,1,8,24,13], [17,20,26,19,18], [0,4,5,10,21], [17,14,29,15,16],
         [1,2,6,12,16], [20,23,28,22,21], [2,3,9,15,19], [23,11,25,10,24],
         [3,4,7,18,22], [11,14,27,13,12], [5,6,7,8,9], [29,28,27,26,25]]

starsettings = []
for off in [0,2]:
    for s in range(0,12):
        starsettings.append(([stars[s]],
                             [{'hue': fshue((off+s)/4 + random.uniform(0,1/4)),
                               'sat': random.randint(191,254),
                               'bri': fullbright}]))
starshow = (starsettings, [(n,10,30) for n in range(0,24)])

#runsimple(interlude)
#runsimple(starshow)

# Tour of 5-colorings suggested by Henry Segerman implemented by Henry
# Segerman and Glen Whitney, based on
# http://www.weddslist.com/writing/icos/listc.html
# The keys in basehues are Nick's color symbols,
# even though they correspond to
# Red, orangeY, Goldenrod, cyanoBlue, and darKblue
# Map from Nick's vertex pairs to FireStar edge numbers:
# 

basehues = {'R': 0, 'Y': 5461, 'G': 10923, 'B': 32768, 'K': 43691}

def vb(ltr): return vivid(basehues[ltr])

fivecolors = [vb(c) for c in ['R', 'Y', 'G', 'B', 'K']]

# Nick's coloring (NC) "0"
fivetour = [(fivecs[0], fivecolors)]
# Step NC "0" to NC "1"
fivetour.append(([[3,21,26],[4,19,28]], [vb('K'),vb('Y')]))
# Step NC "1" to NC "0"
fivetour.append(([[3,21,26],[4,19,28]], [vb('Y'),vb('K')]))

tour5show = (fivetour, [(0,30,20),(1,5,5),(2,5,5),(1,5,5),(2,5,5),(1,5,30)])

runsimple(interlude)
runsimple(tour5show)