eamonnbell’s gists

eamonnbell / NRTChart.py

Created May 26, 2013 12:41

Show the results of all possible selections of up to MAX_OPS NRTs acting on D minor. Very slow after MAX_OPS = 4.

	import music21
	import itertools

	MAX_OPS = 6

	c = music21.chord.Chord('D4 F4 A4')

	display = music21.stream.Stream()

	LRPcombs = music21.analysis.neoRiemannian.LRP_combinations

eamonnbell / NRTfinder.py

Last active December 17, 2015 18:59

Tries to account for chord changes in a Bach Chorale by brute-forcing the 24 unique LPR operations

	import music21

	# From Hook/Andrew Chung

	LRPgroup = ['', 'P', 'LPRP', 'LPR', 'LRL', 'PRPL', 'LRLR', 'RLR', 'LPRPR', 'LRPR', 'PR', 'PRP',
	'R', 'RP', 'LP', 'L', 'LPL', 'PL', 'RL', 'PLR', 'LPR', 'LR', 'PRPR', 'RPR']

	LRPCombinations = music21.analysis.neoRiemannian.LRP_combinations

	def getCanonicalTransform(source, target):

eamonnbell / in-c.py

Last active June 15, 2021 15:59

Generate a performance of Terry Riley's In C

	import music21
	import itertools
	from random import randint

	MIN_REPETITIONS = 4
	MAX_REPETITIONS = 10

	NUMBER_OF_PARTS = 10

	motives = ['e4 e e', 'e8 f8 e4', 'r8 e f e', 'r8 e f g', 'e8 f g r',

eamonnbell / dbz.bas

Created August 28, 2013 03:00

DBZ.BAS, possibly the earliest computer program I ever worked on back in (no troll) primary school. QBASIC

	acrd = 250
	bcrd = 250

	4676 CLS
	PRINT "LadBroken - Betting Xtreme - Planet Namik Special!"
	PRINT
	INPUT "Better 1 : ", nba$
	INPUT "Better 2 : ", nbb$
	PRINT nba$; " : Credit E"; acrd
	INPUT "How much do you want do bet? ", amnt

eamonnbell / map.py

Created May 25, 2014 19:22

RGB pitch/chroma - color mapping after Sapp (2001)

	# Chroma - color mapping suggested by Sapp (2001)
	# Sapp, Craig. "Harmonic Visualizations of Tonal Music"
	# in the Proceedings of the International Computer Music Conference (ICMC) 2001, Havana, Cuba.
	# Uses music21 pitch.Names (?)

	color_map = {
	'A': (127, 31, 255),
	'B': (255, 127, 0),
	'C': (0, 255, 0),
	'D': (63, 95, 255),

eamonnbell / time_finder.py

Last active August 29, 2015 14:06

Time finder

	import itertools
	import operator

	# Student availability represented as a vector of truth values
	# aka a binary number. First entry is 9am etc.

	time_vector_list = [0b11101001110111101100,
	0b11100011110111101000,
	0b11110011110111100001,
	0b11110011110111100101,

eamonnbell / sort.sh

Last active August 29, 2015 14:26

Sort images by aspect ratio (requires ImageMagick)

	identify *.pbm \| \
	gawk '{split($3,sizes,"x"); print $1,sizes[1]/sizes[2]}' \| \
	sed 's/\[.\]//' \| \
	sort -gk 2

eamonnbell / ts_videos.ipynb

Last active September 5, 2015 18:46

A computer-assisted exploration of visual themes in Taylor Swift's music videos

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eamonnbell / nyphil_programs.ipynb

Last active September 12, 2015 01:12

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eamonnbell / sketch.pde

Created September 26, 2015 19:47

boxes in 3D space - Janky first go at Processing.org

	identify *.pbm \| \
	gawk '{split($3,sizes,"x"); print $1,sizes[1]/sizes[2]}' \| \
	sed 's/\[.\]//' \| \
	sort -gk 2

Eamonn Bell (Personal) eamonnbell