shithub: rc

ref: d5ea63a02a7a4b0cedecdd66e242125e065fa767
dir: /bin/frequenzbohrer/

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#!/bin/awk -f
# ; mkdir $home/mid
# ; for(i in $notestringsbelow) echo 2 0^$i | mst | games/midi -c > $home/mid/^$i^.pcm

function extant(v, a){
	for(e in a)
		if(a[e] == v)
			return 1
	return 0
}

function addrange(n){
	i = length(roster) + 1
	for(o in range){
		m = n + range[o]
		if(m > 0 && m <= length(note) && !extant(m, roster))
			roster[i++] = m
	}
}

function new(){
	print "Find die noten, allied schweinhund!"
	for(i in qs){
		do
			n = int(rand() * 10000000 % length(roster) + 1)
		while(extant(roster[n], qs))
		qs[i] = roster[n]
	}
	for(i in keys)
		qs[int(rand() * 10000000 % length(qs) + 1)] = keys[i]
	cmd = "cat $home/mid/^("
	for(i=1; i<=length(qs); i++)
		cmd = cmd note[qs[i]] ".pcm "
	cmd = cmd ") >/dev/audio"
	system(cmd)
}

BEGIN{
	split("\
c0 c♯0 d0 d♯0 e0 f0 f♯0 g0 g♯0 a0 a♯0 b0 \
c1 c♯1 d1 d♯1 e1 f1 f♯1 g1 g♯1 a1 a♯1 b1 \
c2 c♯2 d2 d♯2 e2 f2 f♯2 g2 g♯2 a2 a♯2 b2 \
c3 c♯3 d3 d♯3 e3 f3 f♯3 g3 g♯3 a3 a♯3 b3 \
c4 c♯4 d4 d♯4 e4 f4 f♯4 g4 g♯4 a4 a♯4 b4 \
c5 c♯5 d5 d♯5 e5 f5 f♯5 g5 g♯5 a5 a♯5 b5 \
c6 c♯6 d6 d♯6 e6 f6 f♯6 g6 g♯6 a6 a♯6 b6 \
c7 c♯7 d7 d♯7 e7 f7 f♯7 g7 g♯7 a7 a♯7 b7 \
c8 c♯8 d8 d♯8 e8 f8 f♯8 g8 g♯8 a8 a♯8 b8 \
c9 c♯9 d9 d♯9 e9 f9 f♯9 g9 g♯9 a9 a♯9 b9 \
c10 c♯10 d10 d♯10 e10 f10 f♯10 g10", note)
	# FIXME: just have all notes from octaves -1,0,+1
	split("-12 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 12 1 2 3 4 5 6 7 8 9 10 11", range)
	srand()
	print "Vich noten shall wir testen diese day, bastard?"
}
NR == 1{
	n = split($0, keys)
	if(n < 1)
		exit("no notes to hand")
	for(k in keys){
		m = 0
		for(n in note){
			if(keys[k] == note[n]){
				m = n
				break
			}
		}
		if(m == 0){
			print "unknown note " keys[k]
			exit("unknown note " keys[k])
		}
		keys[k] = m
		addrange(m)
	}
	for(i=1; i<=6*length(keys); i++)
		qs[i] = 0
	new()
}
NR > 1{
	# FIXME: just choose one of the notes at random; only test one note;
	# say which one it's testing
	for(i=1; i<=NF; i++)
		if(!($i in qs) || !extant(qs[$i], keys))
			print "NEIN!  Es ist " note[qs[$i]] "!"
	new()
}